Properties of the Number 75856

Seventy-Five Thousand Eight Hundred Fifty-Six

Basics

Value: 75855 → 75856 → 75857

Parity: even

Prime: No

Previous Prime: 75853

Next Prime: 75869

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ⁴ × 11 × 431

Divisors: 1, 2, 4, 8, 11, 16, 22, 44, 88, 176

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010100001010000

Octal: 224120

Duodecimal: 37A94

Hexadecimal: 12850

Square: 5754132736

Square Root: 275.41967976163215

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

Numbers that are the sum of 2 positive 5th powers. A3347

Numbers of form x⁵ + y⁵, x,y > 0 and x <> y. A88703

Expansion of (1 - x)/(1 - 2·x - 2·x² + 2·x³). A52528

T(n,k) = Number of n X k 0..1 arrays with every element unequal to 1, 2, 3, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A316740

The number of P-positions in the game of Nim with up to 5 piles, allowing for piles of zero, such that the number of objects in each pile does not exceed n. A241523

Numbers of the form 7^j + 9^k, for j and k >= 0. A226831

a(n) = 7ⁿ + 9ⁿ. A74623

The Wiener index of the tetrameric 1,3-adamantane TA(n) (see the Fath-Tabar et al. reference). A216106

Numbers that are sums of two coprime positive fifth powers. A228542

a(n) = ∑_m=0..n ∑_i=0..m i·C(m-i,i)*C(m-i,n-m-i). A298371