Properties of the Number -121429

One Hundred Twenty-One Thousand Four Hundred Twenty-Nine

Basics

Value: -121430 → -121429 → -121428

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 11 × 19 × 83

Divisors: 1, 7, 11, 19, 77, 83, 133, 209, 581, 913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101101001010101

Octal: -355125

Duodecimal: -5A331

Hexadecimal: -1da55

Square: 14745002041

Square Root: 348.46664115808846

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 integer-sided hexagons having perimeter n, modulo rotations but not reflections. A293823

a(n) = ∑_k=0..n (-1)^k * binomial(n+2·k+2,n-k) * Catalan(k). A360058