Properties of the Number -68915

Sixty-Eight Thousand Nine Hundred Fifteen

Basics

Value: -68916 → -68915 → -68914

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 × 7 × 11 × 179

Divisors: 1, 5, 7, 11, 35, 55, 77, 179, 385, 895

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000110100110011

Octal: -206463

Duodecimal: -33A6B

Hexadecimal: -10d33

Square: 4749277225

Square Root: 262.5166661375997

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 compositions (ordered partitions) of n into parts having the same number of prime divisors (counted with multiplicity) as n. A301333

Expansion of 1/(1 - ∑_k>=2 floor(bigomega(k)/2)*floor(2/bigomega(k))*x^k), where bigomega(k) is the number of prime divisors of k counted with multiplicity (A001222). A280238

Number of nXnXn 0..6 triangular arrays with each element·equal to the number its neighbors equal to 6,5,0,0,2,0,2 for x=0,1,2,3,4,5,6. A197899