Properties of the Number 56951

Fifty-Six Thousand Nine Hundred Fifty-One

Basics

Value: 56950 → 56951 → 56952

Parity: odd

Prime: Yes

Previous Prime: 56941

Next Prime: 56957

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 56951

Divisors: 1, 56951

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101111001110111

Octal: 157167

Duodecimal: 28B5B

Hexadecimal: de77

Square: 3243416401

Square Root: 238.64408645512253

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

Prime numbers that are 2 less than a prime-indexed odd triangular number or 1 more than a prime-indexed even triangular number. A96333

Numbers n such that 13ⁿ is the highest power of 13 dividing A240751(n). A286007

Primes of the form T(p) - 2 where T(p) is the triangular number (A000217) with prime index p in A357218. A357219

Numbers k such that k divides 1 + ∑_j=1..k prime(j)¹⁴. A232966

Centered 25-gonal primes. A276264

Numbers k such that both 3·k-2 and 2·k-3 are in A338410. A338416

a(n) = number of primes between n² and n⁴. A380332

G.f. satisfies A(x) = 1 + x*(1 + 1/A(x)³). A364407

Triangle whose rows show the result of flipping the first, first two, ... and finally first n coins when starting with the stack (1,2,3,4,...,n) [starting with all heads up, where signs show whether particular coins end up heads or tails]. A56951