Properties of the Number -139859

One Hundred Thirty-Nine Thousand Eight Hundred Fifty-Nine

Basics

Value: -139860 → -139859 → -139858

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 17 × 19 × 433

Divisors: 1, 17, 19, 323, 433, 7361, 8227, 139859

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010001001010011

Octal: -421123

Duodecimal: -68B2B

Hexadecimal: -22253

Square: 19560539881

Square Root: 373.97727203668404

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

Numbers n such that φ(n) = 4*φ(n+1). A256937

a(n) = 289·n² - 17. A158587