Properties of the Number -121256

One Hundred Twenty-One Thousand Two Hundred Fifty-Six

Basics

Value: -121257 → -121256 → -121255

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 23 × 659

Divisors: 1, 2, 4, 8, 23, 46, 92, 184, 659, 1318

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11101100110101000

Octal: -354650

Duodecimal: -5A208

Hexadecimal: -1d9a8

Square: 14703017536

Square Root: 348.21832232092555

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 series-reduced anti-binary (no unary or binary branchings) unlabeled rooted trees with n nodes. A303025

a(n) = 4·n*(n² - 3·n - 1)/3. A275876