Properties of the Number -157285

One Hundred Fifty-Seven Thousand Two Hundred Eighty-Five

Basics

Value: -157286 → -157285 → -157284

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 83 × 379

Divisors: 1, 5, 83, 379, 415, 1895, 31457, 157285

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100110011001100101

Octal: -463145

Duodecimal: -77031

Hexadecimal: -26665

Square: 24738571225

Square Root: 396.591729616239

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

Number of permutations of length n which avoid the patterns 231, 1432, 4123. A116734

a(n) = a(n-1) + a(n-2) + a(n-3) + 2·a(n-4) with a(0)=2, a(1)=1, a(2)=5, a(3)=10. A226309

a(n) is the least number k such that the continued fraction for φ(k)/k contains exactly n elements. A342867