Properties of the Number 68178

Sixty-Eight Thousand One Hundred Seventy-Eight

Basics

Value: 68177 → 68178 → 68179

Parity: even

Prime: No

Previous Prime: 68171

Next Prime: 68207

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 11 × 1033

Divisors: 1, 2, 3, 6, 11, 22, 33, 66, 1033, 2066

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101001010010

Octal: 205122

Duodecimal: 33556

Hexadecimal: 10a52

Square: 4648239684

Square Root: 261.1091725696361

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

24 'Reverse and Add' steps are needed to reach a palindrome. A65318

a(n) = ceiling((9*(9/4)ⁿ - 4) / 5). A108870

Sum of numbers that can be written as t·n + u*(n+1) for nonnegative integers t,u in exactly four ways. A76457

a(1) = 4; for n>1, a(n) is the smallest square > a(n-1) obtained by inserting digits into a(n-1). A68178