Properties of the Number -138655

One Hundred Thirty-Eight Thousand Six Hundred Fifty-Five

Basics

Value: -138656 → -138655 → -138654

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 11 × 2521

Divisors: 1, 5, 11, 55, 2521, 12605, 27731, 138655

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -100001110110011111

Octal: -416637

Duodecimal: -682A7

Hexadecimal: -21d9f

Square: 19225209025

Square Root: 372.36406915812915

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

Starting positions of strings of four 2's in the decimal expansion of π. A83607

a(n) = (F(3·n) - 2·F(n))/6, where F=A000045 (the Fibonacci sequence). A49674