Properties of the Number 80976

Eighty Thousand Nine Hundred Seventy-Six

Basics

Value: 80975 → 80976 → 80977

Parity: even

Prime: No

Previous Prime: 80963

Next Prime: 80989

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 7 × 241

Divisors: 1, 2, 3, 4, 6, 7, 8, 12, 14, 16

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110001010000

Octal: 236120

Duodecimal: 3AA40

Hexadecimal: 13c50

Square: 6557112576

Square Root: 284.56282258931856

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

Expansion of e.g.f. 1/(1 - x³ * exp(x)). A358081

a(n) = ∑_i=0..n digsum(i)⁴, where digsum(i) = A007953(i). A231689

E.g.f. satisfies A(x) = 1 + x³*exp(x·A(x)). A371044

Expansion of e.g.f. 1/(1 + LambertW(-x³ * (exp(x) - 1))). A392897

Numbers k such that k divides the (left) concatenation of all numbers <= k written in base 5 (most significant digit on right and removing all least significant zeros before concatenation). A29522

Coordination sequence for root lattice B₁₀. A22152

a(n) = A080301(A080973(n)). A80976