Properties of the Number 86972

Eighty-Six Thousand Nine Hundred Seventy-Two

Basics

Value: 86971 → 86972 → 86973

Parity: even

Prime: No

Previous Prime: 86969

Next Prime: 86981

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 17 × 1279

Divisors: 1, 2, 4, 17, 34, 68, 1279, 2558, 5116, 21743

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001110111100

Octal: 251674

Duodecimal: 423B8

Hexadecimal: 153bc

Square: 7564128784

Square Root: 294.91015581020605

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

G.f. A(x) satisfies [x^2·n] A(x)^5·n = -5 and [x^2·n+1] A(x)^5·n+2 = [x^2·n+1] A(x)^5·n+3 for n >= 1. A377096

a(n) = n·3^n-1 + (3ⁿ + 1)/2. A86972