Properties of the Number -80825

Eighty Thousand Eight Hundred Twenty-Five

Basics

Value: -80826 → -80825 → -80824

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 53 × 61

Divisors: 1, 5, 25, 53, 61, 265, 305, 1325, 1525, 3233

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10011101110111001

Octal: -235671

Duodecimal: -3A935

Hexadecimal: -13bb9

Square: 6532680625

Square Root: 284.29737951659

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) = sum of squares of first n positive integers congruent to 1 mod 4. A24381

Number of nX7 0..1 arrays with no element unequal to a strict majority of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A280232