Properties of the Number 51068

Fifty-One Thousand Sixty-Eight

Basics

Value: 51067 → 51068 → 51069

Parity: even

Prime: No

Previous Prime: 51061

Next Prime: 51071

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 17 × 751

Divisors: 1, 2, 4, 17, 34, 68, 751, 1502, 3004, 12767

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100011101111100

Octal: 143574

Duodecimal: 25678

Hexadecimal: c77c

Square: 2607940624

Square Root: 225.98230019185132

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

Number of solutions to c(1)*prime(1) + ... + c(n)*prime(n) = 2, where c(i) = +-1 for i > 1, c(1) = 1. A22896

T(n,k) = Number of n X k 0..1 arrays with every one equal to some NW, E or S neighbor. A202906

Expansion of ((1 + 4·x)/(1 - 4·x))^1/4. A303537

Number of self-conjugate solutions of X + Y = 2Z (integer, disjoint triples from {1,2,3,...,3n}). A282616

Numbers n such that n² + 1 is divisible by a 5th power. A218564

Number of 4-step one space at a time bishop's tours on an n X n board summed over all starting positions. A187157

Number of n X 4 0..1 arrays with every one equal to some NW, E or S neighbor. A202902

Number of nX5 0..1 arrays with every one equal to some NW, E or S neighbor. A202903

Partial sums of A014578. A51068