Properties of the Number -137272

One Hundred Thirty-Seven Thousand Two Hundred Seventy-Two

Basics

Value: -137273 → -137272 → -137271

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 17159

Divisors: 1, 2, 4, 8, 17159, 34318, 68636, 137272

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001100000111000

Octal: -414070

Duodecimal: -67534

Hexadecimal: -21838

Square: 18843601984

Square Root: 370.50236166588735

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 undirected circular permutations i₀, i₁, ..., i_n of 0, 1, ..., n such that all the 2·n+2 numbers |i₀ +/- i₁|, |i₁ +/- i₂|, ..., |i_n-1 +/- i_n|, |i_n +/- i₀| have the form (p-1)/2 with p an odd prime. A228956

Number of possible values of C(v) = the number of valid mountain-valley assignments for a flat-foldable origami vertex v of degree 2n. A156209

Largest even k such that h(-k) = 2n, where h(D) is the class number of the quadratic field with discriminant D; or 0 if no such k exists. A357573