- non-prime number
- непростое число.
English-Russian cryptological dictionary . 2014.
English-Russian cryptological dictionary . 2014.
Prime number — Prime redirects here. For other uses, see Prime (disambiguation). A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. A natural number greater than 1 that is not a prime number is… … Wikipedia
Prime 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… … Wikipedia
Strictly non-palindromic number — A strictly non palindromic number is an integer n that is not palindromic in any numeral system with a base b in the range 2 le; b le; n − 2. For example, the number six is written as 110 in base 2, 20 in base 3 and 12 in base 4, none of which is … Wikipedia
Largest known prime number — The largest known prime number is the largest integer that is currently known to be a prime number.It was proven by Euclid that there are infinitely many prime numbers; thus, there is always a prime greater than the largest known prime. Many… … Wikipedia
Number theory — A Lehmer sieve an analog computer once used for finding primes and solving simple diophantine equations. Number theory is a branch of pure mathematics devoted primarily to the study of the integers. Number theorists study prime numbers (the… … Wikipedia
Number — For other uses, see Numbers (disambiguation). A number is a mathematical object used to count and measure. In mathematics, the definition of number has been extended over the years to include such numbers as zero, negative numbers, rational… … Wikipedia
Prime-counting function — In mathematics, the prime counting function is the function counting the number of prime numbers less than or equal to some real number x cite book |first=Eric |last=Bach |coauthors=Shallit, Jeffrey |year=1996 |title=Algorithmic Number Theory… … Wikipedia
Prime (symbol) — This article is about the symbol. For the type of number, see Prime number. For other uses, see Prime (disambiguation). ′ Prime Punc … Wikipedia
Prime ring — In abstract algebra, a non trivial ring R is a prime ring if for any two elements a and b of R , if arb = 0 for all r in R , then either a = 0 or b = 0 . Prime ring can also refer to the subring of a field determined by its characteristic. For a… … Wikipedia
Prime Computer — Prime Computer, Inc. was a Natick, Massachusetts based producer of minicomputers from 1972 until 1992. The alternative spellings PR1ME and PR1ME Computer were used as brand names or logos by the company. Contents 1 Founders 2 History 3 Operating… … Wikipedia
Prime Minister's Questions — (PMQs) (officially Questions to the Prime Minister) is a constitutional convention in the United Kingdom, where every Wednesday when the House of Commons is sitting the Prime Minister spends half an hour answering questions from Members of… … Wikipedia