Properties of the Number -61431

Sixty-One Thousand Four Hundred Thirty-One

Basics

Value: -61432 → -61431 → -61430

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 20477

Divisors: 1, 3, 20477, 61431

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -1110111111110111

Octal: -167767

Duodecimal: -2B673

Hexadecimal: -eff7

Square: 3773767761

Square Root: 247.85277888294897

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

Expansion of ∏_j>=1 1/(1 + (-1 + ∏_k>=1 1/(1 + x^k))^j). A307438

Decimal values of the antidiagonals of the Sierpinski carpet considered as binary numbers. A292689

Numbers k such that k and k² use only the digits 1, 3, 4, 6 and 7. A137025

a(n) is the least k such that A342956(k) = n. A342957