Properties of the Number 78118

Seventy-Eight Thousand One Hundred Eighteen

Basics

Value: 78117 → 78118 → 78119

Parity: even

Prime: No

Previous Prime: 78101

Next Prime: 78121

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 139 × 281

Divisors: 1, 2, 139, 278, 281, 562, 39059, 78118

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011000100100110

Octal: 230446

Duodecimal: 3925A

Hexadecimal: 13126

Square: 6102421924

Square Root: 279.49597492629476

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(n) = 5ⁿ - n. A24050

Monotonic ordering of nonnegative differences 5ⁱ-7^j, for 40>= i>=0, j>=0. A192195

a(1)=1; a(n+1) is the smallest integer such that 1/a(n+1) = 0.0...00a(n)xxxxx... A69750

n+1 does not divide σ(n!). A78118

Number of permutations of length n containing exactly 3 occurrences of 123 and 3 occurrences of 132. A224290