Properties of the Number -130687

One Hundred Thirty Thousand Six Hundred Eighty-Seven

Basics

Value: -130688 → -130687 → -130686

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 130687

Divisors: 1, 130687

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111111001111111

Octal: -377177

Duodecimal: -63767

Hexadecimal: -1fe7f

Square: 17079091969

Square Root: 361.5065697881575

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 minus number of partitions: A011782(n) - A000041(n). A56823

Half the number of nX2 binary arrays with each element equal to at least one neighbor. A180762

Primes p such that p-1 is squarefree and all prime divisors of p-1 other than 11 are also in the sequence. A267504

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 779", based on the 5-celled von Neumann neighborhood. A290296

Quotients obtained when σ(k) divides antisigma(k) with k = A076617(n), σ (A000203) is the sum of divisors function and antisigma (A024816) is the sum of the non-divisors of n less than n function. A353000