Properties of the Number -161121

One Hundred Sixty-One Thousand One Hundred Twenty-One

Basics

Value: -161122 → -161121 → -161120

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 43 × 1249

Divisors: 1, 3, 43, 129, 1249, 3747, 53707, 161121

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111010101100001

Octal: -472541

Duodecimal: -792A9

Hexadecimal: -27561

Square: 25959976641

Square Root: 401.39880418357

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 2-trees rooted at any symmetric edge. A63687

Discriminants of totally real quintic fields. A23683

Numbers whose sum of digits s equals its product of digits and s + 1 and s - 1 are both prime. A61597

Number of (7+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 3 5 6 or 7 and every 3 X 3 column and antidiagonal sum not equal to 0 3 5 6 or 7. A252391