Properties of the Number -3151

One Hundred Fifty-One

Basics

Value: -3152 → -3151 → -3150

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 23 × 137

Divisors: 1, 23, 137, 3151

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110001001111

Octal: -6117

Duodecimal: -19A7

Hexadecimal: -c4f

Square: 9928801

Square Root: 56.133768802744754

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

Dirichlet inverse of function f(n) = 1+(A003415(n)*A276086(n)), where A003415 is the arithmetic derivative and A276086 is the primorial base exp-function. A359603

A sixth-order linear divisibility sequence: a(n+6) = -3·a(n+5) - 5·a(n+4) - 5·a(n+3) - 5·a(n+2) - 3·a(n+1) - a(n). A5120

Pentagonal numbers: a(n) = n*(3·n-1)/2. A326

Centered pentagonal numbers: (5n²+5n+2)/2; crystal ball sequence for 3.3.3.4.4. planar net. A5891

a(n) = ∑_{k divides n} (n/k)^k. A55225

Sums of distinct powers of 5. A33042

Pentagonal numbers with even index. A49452

Number of partitions of n into parts >= 6. A185326

Decimal encoding of the prime factorization of n: concatenation of prime factors and exponents. A67599

Number of partitions of n in which the least part is 6. A26799