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Sponsored Links:
About Big Numbers (Popularity:  )
(Score: 9.09)
http://pages.prodigy.net/jhonig/bignum/
Explores the world of big numbers, from thousand to googol. Identifies what objects in the universe, atoms to large scale structures, match these numbers.
Category: Science\Math\Recreations\Specific Numbers
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Week Numbers In Excel (Popularity: )
(Score: 8.83)
http://www.cpearson.com/excel/weeknum.htm
How to calculate absolute week numbers, Excel week numbers and ISO week numbers (with Formula and VBA). Links to other ISO 8601 related materials.
Category: Science\Reference\Standards\Individual Standards
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Prime Numbers and Factoring (Popularity: )
(Score: 8.32)
http://www.ontko.com/~rayo/primes/index.html
This page is a collection of links related to prime numbers and factoring of very large numbers.
Category: Science\Math\Number Theory\Prime Numbers
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Chinese Numbers (Popularity: )
(Score: 8.15)
http://www.mandarintools.com/numbers.html
Chinese Numbers converter. Find Chinese equivalents to English numbers.
Category: Science\Reference\Units of Measurement\Online Calculators
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The Numbers in Various Writing Systems (Popularity: )
(Score: 8.09)
http://zompist.com/scripts.html
Numbers 1-10, in syllabaries, consonantal scripts, and sign.
Category: Science\Social Sciences\Linguistics\Graphemics and Orthography
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Clarke, Francis (Popularity: )
(Score: 8.08)
http://www-maths.swan.ac.uk/staff/fwc/
University of Wales Swansea. K-theory, Bernoulli numbers, Stirling numbers.
Category: Science\Math\Number Theory\People
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World of Numbers (Popularity: )
(Score: 8.08)
http://www.worldofnumbers.com/
Contains a collection of randomly gathered numbers, curios, puzzles, palindromes and primes.
Category: Science\Math\Recreations\Specific Numbers
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Brilliant Numbers (Popularity: )
(Score: 8.05)
http://www.alpertron.com.ar/BRILLIANT.HTM
Tables of maximal and minimal numbers with two, three or four prime factors of the same length (in decimal notation).
Category: Science\Math\Number Theory\Factoring
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Multiply Perfect Numbers (Popularity: )
(Score: 8.02)
http://wwwhomes.uni-bielefeld.de/achim/mpn.html
Up-to-date information on multiperfect numbers and searchable database maintained by Achim Flammenkamp.
Category: Science\Math\Number Theory\Factoring
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Table of Numbers Problem (Popularity: )
(Score: 7.98)
http://www.alpertron.com.ar/CUADRO.HTM
Given a m * n rectangle, place all numbers from 1 to mn that minimizes the sum of the products of rows and columns (both in Spanish and English).
Category: Science\Math\Recreations
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Dave's Short Course on Complex Numbers (Popularity: )
(Score: 7.98)
http://www.clarku.edu/~djoyce/complex/
An introduction with math and a little history intended for those having a familiarity with ordinary real numbers and algebra.
Category: Science\Math\Algebra
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Vampire Numbers (Popularity: )
(Score: 7.97)
http://hjem.get2net.dk/jka/math/vampires
Numbers with a factorization containing the same digits, e.g. 1530 = 30*51.
Category: Science\Math\Recreations\Specific Numbers
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Fibonacci Numbers (Popularity: )
(Score: 7.97)
http://mathworld.wolfram.com/FibonacciNumber.html
Describes the mathematic theory behind the numbers.
Category: Science\Math\Recreations\Specific Numbers
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Numbers (Popularity: )
(Score: 7.97)
http://richardphillips.org.uk/number/
Unique facts and properties about numbers from one to thirty one.
Category: Science\Math\Recreations\Specific Numbers
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Atomic Structure and the Pascal Triangle (Popularity: )
(Score: 7.93)
http://milan.milanovic.org/math/english/atom/atom.html
Explores a connection between electron shell numbers on the one hand and pyramidal, tetrahedral and triangular numbers on the other.
Category: Science\Physics\Alternative
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Absolutely Abnormal Numbers (Popularity: )
(Score: 7.88)
http://arxiv.org/abs/math.NT/0006089/
Published as math.NT/0006089, this note investigates numbers that are normal to no base whatsoever, and writes down explicitly such a number.
Category: Science\Math\Recreations\Specific Numbers
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Number Theory (Popularity: )
(Score: 7.78)
http://www.trillia.com/moser-number.html
"An Introduction to the Theory of Numbers" by Leo Moser is a textbook covering following topics: Compositions and Partitions; Arithmetic Functions; Distribution of Primes; Irrational Numbers; Congruences; Diophantine Equations; Combinatorial ...
Category: Science\Math\Publications\Online Texts
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Triangular Numbers (Popularity: )
(Score: 7.57)
http://www.shyamsundergupta.com/triangle.htm
Properties of triangular numbers including reversible, happy, harshad, highly composite, deficient, abundant ones.
Category: Science\Math\Recreations\Specific Numbers
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Known Amicable Pairs (Popularity: )
(Score: 7.56)
http://amicable.homepage.dk/knwnc2.htm
A listing of all the known pairs of numbers, each of which is the sum of the aliquot divisors of the other. Complete for smaller numbers, and extending beyond 200 ...
Category: Science\Math\Number Theory\Factoring
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Factorization of Cyclotomic Numbers (Popularity: )
(Score: 7.56)
http://www.asahi-net.or.jp/~KC2H-MSM/cn/
Hisanori Mishima is coordinating the search and producing tables of factorizations of cyclotomic numbers for values of phi(n) less than 48.
Category: Science\Math\Number Theory\Factoring
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