Properties of the Number -136137

One Hundred Thirty-Six Thousand One Hundred Thirty-Seven

Basics

Value: -136138 → -136137 → -136136

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 23 × 1973

Divisors: 1, 3, 23, 69, 1973, 5919, 45379, 136137

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001001111001001

Octal: -411711

Duodecimal: -66949

Hexadecimal: -213c9

Square: 18533282769

Square Root: 368.96747824164663

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

Odd numbers k > 1 such that gcd(5,k) = 1 and 5^(k-1/2) == -(5/k) (mod k), where (5/k) is the Jacobi symbol (or Kronecker symbol); Euler pseudoprimes to base 5 (A262052) that are not Euler-Jacobi pseudoprimes to base 5 (A375914). A375816

Number of preferential arrangements of n labeled elements when at least k=8 elements per rank are required. A245793

a(n) = ∑_{k=0..floor(n/3)} binomial(4·n-2·k,n-3·k). A371755