Properties of the Number -159643

One Hundred Fifty-Nine Thousand Six Hundred Forty-Three

Basics

Value: -159644 → -159643 → -159642

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 11 × 23 × 631

Divisors: 1, 11, 23, 253, 631, 6941, 14513, 159643

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

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Representations

Binary: -100110111110011011

Octal: -467633

Duodecimal: -78477

Hexadecimal: -26f9b

Square: 25485887449

Square Root: 399.55350079807835

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

Antidiagonal sums of the convolution array A213841. A213843

Number of length n arrays of permutations of 0..n-1 with each element moved by -2 to 2 places and with no two consecutive increases. A263637

Numbers n such that n | 7ⁿ + 6ⁿ + 5ⁿ + 4ⁿ. A57244