Properties of the Number 86990

Eighty-Six Thousand Nine Hundred Ninety

Basics

Value: 86989 → 86990 → 86991

Parity: even

Prime: No

Previous Prime: 86981

Next Prime: 86993

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 8699

Divisors: 1, 2, 5, 10, 8699, 17398, 43495, 86990

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001111001110

Octal: 251716

Duodecimal: 42412

Hexadecimal: 153ce

Square: 7567260100

Square Root: 294.9406720003194

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

E.g.f.: exp(2 * (exp(x) - 1 - x - x² / 2)). A339014

Expansion of (1+4x-sqrt(1+4x²))/(4+6x) in powers of x. A86990