Properties of the Number 956

Nine Hundred Fifty-Six

Basics

Value: 955 → 956 → 957

Parity: even

Prime: No

Previous Prime: 953

Next Prime: 967

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 239

Divisors: 1, 2, 4, 239, 478, 956

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110111100

Octal: 1674

Duodecimal: 678

Hexadecimal: 3bc

Square: 913936

Square Root: 30.919249667480614

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of partitions of n in which the number of parts divides n. A67538

Triangle T(n,k) read by rows: T(n,k) is the number of compositions of n with k parts p at position p (fixed points), n>=0, 0<=k<=n. A238349

Number of non-isomorphic multiset partitions of weight n in which (1) all parts have the same size and (2) each vertex appears the same number of times. A319056

a(0) = 1, a(1) = 2, a(2) = 7, for n > 2, a(n) = 4·a(n-1) - 2·a(n-2). A3480

Numbers k such that k¹⁶ + 1 is prime. A6313

Numbers k such that k⁸ + 1 is prime. A6314

Number of compositions (ordered partitions) of n into powers of 2. A23359

a(n) = ∑_k=1..n lcm(n,k)/n. A57661

Numbers whose sum of digits is 20. A235229

Lunar primes (formerly called dismal primes) (cf. A087062). A87097