Properties of the Number 90756

Ninety Thousand Seven Hundred Fifty-Six

Basics

Value: 90755 → 90756 → 90757

Parity: even

Prime: No

Previous Prime: 90749

Next Prime: 90787

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 2521

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 2521

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110001010000100

Octal: 261204

Duodecimal: 44630

Hexadecimal: 16284

Square: 8236651536

Square Root: 301.2573650551966

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 labeled hyperforests spanning n vertices without singleton edges. A304911

a(n) = n*(2·n² - 2·n + 1). A59722

Number of self-inverse permutations p on [n] where the maximal displacement of an element equals 5. A238916

Expansion of e.g.f. -LambertW(x²/2 * (1 - exp(x))). A355181

Number of diagonal Latin squares of order n with the first row in order and at least one orthogonal diagonal mate. A305570

Number of diagonal Latin squares of order n with at least one orthogonal diagonal mate. A305571

Number of bachelor diagonal Latin squares of order n with the first row in ascending order. A305568

Number of bachelor diagonal Latin squares of order n. A305569

Numbers m of form 5k+1 such that binomial(m-1,(m-1)/5) == 1 (mod m). A90756