Properties of the Number 159

One Hundred Fifty-Nine

Basics

Value: 158 → 159 → 160

Parity: odd

Prime: No

Previous Prime: 157

Next Prime: 163

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

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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

Coordination sequence for planar net 3.3.3.3.6 (also called the fsz net). A250120

Semiprimes (or biprimes): products of two primes. A1358

Squarefree semiprimes: Numbers that are the product of two distinct primes. A6881

a(n) = 3·n. A8585

Lucky numbers. A959

a(n) = 4·n + 3. A4767

Composite squarefree numbers. A120944

Odd semiprimes: odd numbers divisible by exactly 2 primes (counted with multiplicity). A46315

Number of partitions of n into distinct parts >= 2. A25147

Number of partitions of n into nonzero triangular numbers. A7294

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