Properties of the Number -252005

Two Hundred Fifty-Two Thousand Five

Basics

Value: -252006 → -252005 → -252004

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 13 × 3877

Divisors: 1, 5, 13, 65, 3877, 19385, 50401, 252005

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -111101100001100101

Octal: -754145

Duodecimal: -101A05

Hexadecimal: -3d865

Square: 63506520025

Square Root: 502.00099601494816

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

Sum over all multiplicative partitions μ of n whose sum is also n (with factors >= 1), of the encoding as ∏_{j in μ} prime(j). A377853

a(n) = (x(n)² + 1)/m(n), with m(n) = A002559(n) (Markoff numbers) and x(n)= A324601(n), for n >= 3. The Markoff uniqueness conjecture is assumed to be true. A309161