Properties of the Number -390688

Three Hundred Ninety Thousand Six Hundred Eighty-Eight

Basics

Value: -390689 → -390688 → -390687

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 ⁵ × 29 × 421

Divisors: 1, 2, 4, 8, 16, 29, 32, 58, 116, 232

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011111011000100000

Octal: -1373040

Duodecimal: -16A114

Hexadecimal: -5f620

Square: 152637113344

Square Root: 625.0503979680359

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

Numbers k > 1 such that, in base 9, k and k² contain the same digits in the same proportion. A61663

Number of 4-line partitions of n decreasing across rows. A3292