Properties of the Number 31141

Thirty-One Thousand One Hundred Forty-One

Basics

Value: 31140 → 31141 → 31142

Parity: odd

Prime: No

Previous Prime: 31139

Next Prime: 31147

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 11 × 19 × 149

Divisors: 1, 11, 19, 149, 209, 1639, 2831, 31141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100110100101

Octal: 74645

Duodecimal: 16031

Hexadecimal: 79a5

Square: 969761881

Square Root: 176.468127433823

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) = (prime(1+n)*prime(n)) + prime(n) + 1. A286624

Each permutation in the list A060117 converted to Site Swap notation, with digits reversed. "Zero throws" (fixed elements) indicated with 0's. A60496

Numerators of continued fraction convergents to sqrt(399). A41758

Numbers k such that k + A067666(k) is a square. A386257

Expansion of 1/((1-3x)(1-4x)(1-11x)). A17065

Semiperimeter of primitive Pythagorean triangles having legs that add up to a square, sorted on hypotenuse. A89549

Position of rightmost digit 0 in 2^A031140(n). A31141

Number of length 4+2 0..n arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero. A252180