Properties of the Number 51716

Fifty-One Thousand Seven Hundred Sixteen

Basics

Value: 51715 → 51716 → 51717

Parity: even

Prime: No

Previous Prime: 51713

Next Prime: 51719

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 7 × 1847

Divisors: 1, 2, 4, 7, 14, 28, 1847, 3694, 7388, 12929

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100101000000100

Octal: 145004

Duodecimal: 25B18

Hexadecimal: ca04

Square: 2674544656

Square Root: 227.41152125607005

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays x(i,j) with row sums sum{x(i,j), j=1..k+1} nondecreasing, and column sums sum{i·x(i,j), i=1..n+1} nondecreasing. A232886

Number of 3-element ordered antichain covers of an unlabeled n-element set. A56074

Cube root of A030683. A30684

Number of (1+1)X(n+1) 0..3 arrays x(i,j) with row sums sum{x(i,j), j=1..n+1} nondecreasing, and column sums sum{i·x(i,j), i=1..1+1} nondecreasing. A232887

Numerators of Bernoulli twin numbers C(n). A51716

Number of nX6 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A207760