Properties of the Number 68109

Sixty-Eight Thousand One Hundred Nine

Basics

Value: 68108 → 68109 → 68110

Parity: odd

Prime: No

Previous Prime: 68099

Next Prime: 68111

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 73 × 311

Divisors: 1, 3, 73, 219, 311, 933, 22703, 68109

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101000001101

Octal: 205015

Duodecimal: 334B9

Hexadecimal: 10a0d

Square: 4638835881

Square Root: 260.9770104817664

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

a(0) = a(1) = 1; a(n) = [xⁿ] ∏_k=1..n-1 1/(1 - x^a(k))^a(k). A293807

a(1) = 0, a(2) = 1, a(n) = concatenate(a(n-1) and a(n-2)) - a(n-1). A68109