Smaller+number
41Local number portability — This article is about telephone number portability on landlines. For telephone number portability on mobile phones, see Mobile number portability. Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for… …
42National identification number — A national identification number, national identity number, or national insurance number is used by the governments of many countries as a means of tracking their citizens, permanent residents, and temporary residents for the purposes of work,… …
43Uniform number (American football) — In American football, uniform numbers are more unusual than in any other sport. They are displayed in more locations on the uniform than in those of other sports (on both the front and back of the jersey, and on both shoulders), and on the front… …
44Fibonacci number — A tiling with squares whose sides are successive Fibonacci numbers in length …
45Natural number — Natural numbers can be used for counting (one apple, two apples, three apples, ...) from top to bottom. In mathematics, the natural numbers are the ordinary whole numbers used for counting ( there are 6 coins on the table ) and ordering ( this is …
46Prime number theorem — PNT redirects here. For other uses, see PNT (disambiguation). In number theory, the prime number theorem (PNT) describes the asymptotic distribution of the prime numbers. The prime number theorem gives a general description of how the primes are… …
47P-adic number — In mathematics, the p adic number systems were first described by Kurt Hensel in 1897 [cite journal | last = Hensel | first = Kurt | title = Über eine neue Begründung der Theorie der algebraischen Zahlen | journal =… …
489 (number) — This article is about the number. For other uses, see 9 (disambiguation). 9 −1 0 1 2 3 4 5 6 7 8 9 → List of numbers Integers …
496 (number) — This article is about the mathematical number. For other uses, see 6 (disambiguation). 6 −1 0 1 2 3 4 5 6 7 8 9 → List of numbers Integers …
50Algebraic number field — In mathematics, an algebraic number field (or simply number field) F is a finite (and hence algebraic) field extension of the field of rational numbers Q. Thus F is a field that contains Q and has finite dimension when considered as a vector… …
