Properties of the Number -157442

One Hundred Fifty-Seven Thousand Four Hundred Forty-Two

Basics

Value: -157443 → -157442 → -157441

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 78721

Divisors: 1, 2, 78721, 157442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -100110011100000010

Octal: -463402

Duodecimal: -77142

Hexadecimal: -26702

Square: 24787983364

Square Root: 396.7896167996335

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

Expansion of 1/(1 - x*∏_k>=1 1/(1 - x^k)^k). A299166

Number of planar n X n X n binary triangular grids with no more than 4 ones in any similarly oriented 4 X 4 X 4 subtriangle. A153558