Properties of the Number -139742

One Hundred Thirty-Nine Thousand Seven Hundred Forty-Two

Basics

Value: -139743 → -139742 → -139741

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 107 × 653

Divisors: 1, 2, 107, 214, 653, 1306, 69871, 139742

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -100010000111011110

Octal: -420736

Duodecimal: -68A52

Hexadecimal: -221de

Square: 19527826564

Square Root: 373.8208126897164

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 30·n+{1,7,11,13,17,23,29} are all prime. A100422

Numbers k such that there are exactly 7 primes between 30·k and 30·k+30. A385124