Properties of the Number -159

One Hundred Fifty-Nine

Basics

Value: -160 → -159 → -158

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 53

Divisors: 1, 3, 53, 159

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -10011111

Octal: -237

Duodecimal: -113

Hexadecimal: -9f

Square: 25281

Square Root: 12.609520212918492

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

Values of n such that L(1) and N(1) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A226921

a(n) = (-4·n³ + 27·n² - 20·n + 3)/3. A161711

Expansion of cube of continued fraction 1/ ( 1+q/ ( 1+q²/ ( 1+q³/ ( 1+q⁴/... )))). A55102

Expansion of ∏_m>=1 ((1+q^2·m-1)/(1+q^2·m))³. A29840

a(n) = ∑_k=1..n μ(k)*k³. A336277

Expansion of e.g.f. tanh(exp(x)*x). A9768

Expansion of η(q²) * η(q³⁰) / (η(q³) * η(q⁵)) in powers of q. A94022

Difference between sums of smallest parts of all partitions of n into odd number of parts and into even number of parts. A222046

McKay-Thompson series of class 15b for Monster. A58513

A symmetrical triangle sequence: T(n, k) = q^k + q^n-k - qⁿ, with q=3. A176225