Properties of the Number 90688

Ninety Thousand Six Hundred Eighty-Eight

Basics

Value: 90687 → 90688 → 90689

Parity: even

Prime: No

Previous Prime: 90679

Next Prime: 90697

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ⁶ × 13 × 109

Divisors: 1, 2, 4, 8, 13, 16, 26, 32, 52, 64

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001001000000

Octal: 261100

Duodecimal: 44594

Hexadecimal: 16240

Square: 8224313344

Square Root: 301.14448359549937

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

The first of seven consecutive positive integers the sum of the squares of which is equal to the sum of the squares of thirteen consecutive positive integers. A262076

First occurrence of primes in the progression k·x²-1. A90688