Properties of the Number -139387

One Hundred Thirty-Nine Thousand Three Hundred Eighty-Seven

Basics

Value: -139388 → -139387 → -139386

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 139387

Divisors: 1, 139387

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010000001111011

Octal: -420173

Duodecimal: -687B7

Hexadecimal: -2207b

Square: 19428735769

Square Root: 373.3456843195057

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

Primes that are the first in a run of exactly 5 emirps. A346025

Value of C in y = x² + 9x + C such that y is prime for all x = 0 to 5. A97437

Primes of the form 8n² - 5. A201857