Properties of the Number -131243

One Hundred Thirty-One Thousand Two Hundred Forty-Three

Basics

Value: -131244 → -131243 → -131242

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 7 × 18749

Divisors: 1, 7, 18749, 131243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -100000000010101011

Octal: -400253

Duodecimal: -63B4B

Hexadecimal: -200ab

Square: 17224725049

Square Root: 362.2747576080895

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

Number of length 4+3 0..n arrays with some disjoint pairs in every consecutive four terms having the same sum. A247536

Expansion of 1/((1-x)(1-7x)(1-9x)(1-12x)). A24443