Properties of the Number -2015625

Fifteen Thousand Six Hundred Twenty-Five

Basics

Value: -2015626 → -2015625 → -2015624

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ⁶ × 43

Divisors: 1, 3, 5, 15, 25, 43, 75, 125, 129, 215

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111101100000110001001

Octal: -7540611

Duodecimal: -812549

Hexadecimal: -1ec189

Square: 4062744140625

Square Root: 1419.7270864500683

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

Least k formed by the concatenation of two numbers n and d such that d is the n-th divisor of k, or 0 if no such k exists. A257491

Numbers m such that the concatenation of k and the k-th divisor of m is equal to m for some k. A258738