Properties of the Number 51726

Fifty-One Thousand Seven Hundred Twenty-Six

Basics

Value: 51725 → 51726 → 51727

Parity: even

Prime: No

Previous Prime: 51721

Next Prime: 51749

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 37 × 233

Divisors: 1, 2, 3, 6, 37, 74, 111, 222, 233, 466

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100101000001110

Octal: 145016

Duodecimal: 25B26

Hexadecimal: ca0e

Square: 2675579076

Square Root: 227.43350676626343

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

a(n) = 7·binomial(2n,n-3)/(n+4). A588

Numerator of n*(n-1)*(n-2)/720. A51726

Number of 4Xn 0..3 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, no adjacent elements equal, and upper left element zero. A231110