Properties of the Number -128775

One Hundred Twenty-Eight Thousand Seven Hundred Seventy-Five

Basics

Value: -128776 → -128775 → -128774

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ² × 17 × 101

Divisors: 1, 3, 5, 15, 17, 25, 51, 75, 85, 101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11111011100000111

Octal: -373407

Duodecimal: -62633

Hexadecimal: -1f707

Square: 16583000625

Square Root: 358.8523373199623

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

a(n) = n*(2·n + 1)*(4·n + 1). A316224

a(n) = floor( n*(n-1)*(n-2)*(n-3)/23 ). A11933