Properties of the Number -72880

Seventy-Two Thousand Eight Hundred Eighty

Basics

Value: -72881 → -72880 → -72879

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 5 × 911

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001110010110000

Octal: -216260

Duodecimal: -36214

Hexadecimal: -11cb0

Square: 5311494400

Square Root: 269.9629604223513

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

Diagonal sums of triangle A096815. A212264

a(n) = 729·n² - 2·n. A158394

Number of partitions satisfying 0 < cn(2,5) + cn(3,5). A39897