Properties of the Number 31355

Thirty-One Thousand Three Hundred Fifty-Five

Basics

Value: 31354 → 31355 → 31356

Parity: odd

Prime: No

Previous Prime: 31337

Next Prime: 31357

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 6271

Divisors: 1, 5, 6271, 31355

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101001111011

Octal: 75173

Duodecimal: 1618B

Hexadecimal: 7a7b

Square: 983136025

Square Root: 177.07343109568978

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) = 10000·log(n) rounded to nearest integer. A4244

Expansion of (1-x-5·x²)/(1-3·x-2·x²-x³). A70207

Floor(1/{(7+n⁴)^1/4}), where {}=fractional part. A184631

Number of permutations of [n] avoiding {4231, 2143, 1234}. A294708

a(n) = ceiling(10000·log(n)). A4245

The number of unigraphical partitions of 2m; that is, the number of partitions of 2m which are realizable as the degree sequence of one and only one graph (where loops are not allowed but multiple edges are allowed). A143981

9-multiplicative persistence: number of iterations of "multiply 9th powers of digits" needed to reach 0 or 1. A31355