Properties of the Number 69140

Sixty-Nine Thousand One Hundred Forty

Basics

Value: 69139 → 69140 → 69141

Parity: even

Prime: No

Previous Prime: 69127

Next Prime: 69143

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 5 × 3457

Divisors: 1, 2, 4, 5, 10, 20, 3457, 6914, 13828, 17285

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000111000010100

Octal: 207024

Duodecimal: 34018

Hexadecimal: 10e14

Square: 4780339600

Square Root: 262.94486114012574

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 ∏_k>=1 1/(1 - x^2·k+1)^2·k+1. A263199

a(n) = (4·n-1)*4·n*(4·n+1). A69140