Properties of the Number 51969

Fifty-One Thousand Nine Hundred Sixty-Nine

Basics

Value: 51968 → 51969 → 51970

Parity: odd

Prime: No

Previous Prime: 51949

Next Prime: 51971

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 17 × 1019

Divisors: 1, 3, 17, 51, 1019, 3057, 17323, 51969

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100101100000001

Octal: 145401

Duodecimal: 260A9

Hexadecimal: cb01

Square: 2700776961

Square Root: 227.96710288986873

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) = 1 + n*(n+1)*(n²-n+12)/12. A136396

Centered octahemioctahedral numbers: a(n) = (4·n³+24·n²+8·n+3)/3. A274974

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 4. A51969