Properties of the Number -115381

One Hundred Fifteen Thousand Three Hundred Eighty-One

Basics

Value: -115382 → -115381 → -115380

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 53 × 311

Divisors: 1, 7, 53, 311, 371, 2177, 16483, 115381

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11100001010110101

Octal: -341265

Duodecimal: -56931

Hexadecimal: -1c2b5

Square: 13312775161

Square Root: 339.67778849963094

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

Triangle read by rows, 1 <= k <= n: T(n,k) = non-isomorphic colorings of a toroidal n X k grid using exactly five colors under translational symmetry and swappable colors. A294794

Formal infinite product representation for the Catalan numbers (A000108) o.g.f. series. A157161

Least j > 1 such that j² = (4·n² + 2)*(k²) + (4·n² + 2)*k + 1. A106231