Properties of the Number -121611

One Hundred Twenty-One Thousand Six Hundred Eleven

Basics

Value: -121612 → -121611 → -121610

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 5791

Divisors: 1, 3, 7, 21, 5791, 17373, 40537, 121611

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101101100001011

Octal: -355413

Duodecimal: -5A463

Hexadecimal: -1db0b

Square: 14789235321

Square Root: 348.7276874582803

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

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

Table read by rows: T(n, k) = T(n, k-1) + m·T(n-1, n-k) for k > 1, T(n, 1) = T(n-1, n-1), and T(n, 0) = 0ⁿ, for m = 2. A385895