Properties of the Number -56665

Fifty-Six Thousand Six Hundred Sixty-Five

Basics

Value: -56666 → -56665 → -56664

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: Yes

Factorization: 5 × 7 × 1619

Divisors: 1, 5, 7, 35, 1619, 8095, 11333, 56665

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -1101110101011001

Octal: -156531

Duodecimal: -28961

Hexadecimal: -dd59

Square: 3210922225

Square Root: 238.04411355881078

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

Palindromes n such that n and n² have same digit sum. A58852

Palindromes p = A002113(n) whose index n is a substring of p. A248753

Palindromes p=A002113(n) whose index n is also a palindrome and in addition a substring of p (strings in base 10). A248754