Properties of the Number -720801

Seven Hundred Twenty Thousand Eight Hundred One

Basics

Value: -720802 → -720801 → -720800

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 283 ²

Divisors: 1, 3, 9, 283, 849, 2547, 80089, 240267, 720801

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -10101111111110100001

Octal: -2577641

Duodecimal: -2A9169

Hexadecimal: -affa1

Square: 519554081601

Square Root: 849

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

Squares containing 2k digits in which the sum of the first k digits = that of the rest. A68897

Smallest nontrivial perfect power with same leading digits as n!. A109685