Properties of the Number -131275

One Hundred Thirty-One Thousand Two Hundred Seventy-Five

Basics

Value: -131276 → -131275 → -131274

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 59 × 89

Divisors: 1, 5, 25, 59, 89, 295, 445, 1475, 2225, 5251

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000000011001011

Octal: -400313

Duodecimal: -63B77

Hexadecimal: -200cb

Square: 17233125625

Square Root: 362.3189202898463

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

T(n, k) = ∑_j=k..n binomial(n, j)*E1(j, j-k), where E1 are the Eulerian numbers A173018. Triangle read by rows, T(n, k) for 0 <= k <= n. A46802

Expansion of ∏_k>=1 (1 - prime(k)*x^k). A304791

Triangle read by rows, T(n,k) = ∑_j=0..n (-1)^n-j*C(-j-1,-n-1)*E1(j,k), E1 the Eulerian numbers A173018, for n >= 0 and 0 <= k <= n. A272098