Properties of the Number -15081

Fifteen Thousand Eighty-One

Basics

Value: -15082 → -15081 → -15080

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 × 457

Divisors: 1, 3, 11, 33, 457, 1371, 5027, 15081

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101011101001

Octal: -35351

Duodecimal: -8889

Hexadecimal: -3ae9

Square: 227436561

Square Root: 122.804723036209

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

Inverse binomial transform of primes. A7442

E.g.f. satisfies A'(x) = A(x/(1-x)). A1063

a(n) = ∑_k=n+1..2·n T(n,k), T given by A027052. A27077

Odd 9-gonal (or enneagonal) numbers. A28991

Enneagonal numbers for which the product of the digits is also an enneagonal number. A117052

Position of cubes in the EKG sequence (A064413). A140418

Number of binary strings of length n with equal numbers of 0001 and 0010 substrings. A164155

Number of (n+4) X 10 0..1 matrices with each 5 X 5 subblock idempotent. A224688

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 286", based on the 5-celled von Neumann neighborhood. A271123

Expansion of 1/((1-x)⁴ - 8·x⁴)^1/4. A376835