Properties of the Number 51911

Fifty-One Thousand Nine Hundred Eleven

Basics

Value: 51910 → 51911 → 51912

Parity: odd

Prime: No

Previous Prime: 51907

Next Prime: 51913

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 23 × 37 × 61

Divisors: 1, 23, 37, 61, 851, 1403, 2257, 51911

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100101011000111

Octal: 145307

Duodecimal: 2605B

Hexadecimal: cac7

Square: 2694751921

Square Root: 227.83985603928036

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

Sum of prime divisors of n (with repetition) is one less than the sum of prime divisors (with repetition) of n+1. A228126

a(n) = 4·n³ - 6·n² + 3·n - 1. A268201

a(n) = ((2·n+1)³+(-1)ⁿ)/2. A175109

Floor(1/{(8+n⁴)^1/4}), where {}=fractional part. A184632

Numbers k such that the LCM of all possible sums of two digits of k (at distinct positions) is strictly greater than k. A308534

Triangle T(n,m) = Nim-product of n and m, read by rows, 1<=n<=m. A51911