Properties of the Number -690480

Six Hundred Ninety Thousand Four Hundred Eighty

Basics

Value: -690481 → -690480 → -690479

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 5 × 7 × 137

Divisors: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101000100100110000

Octal: -2504460

Duodecimal: -293700

Hexadecimal: -a8930

Square: 476762630400

Square Root: 830.9512621086751

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

Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section. A286783

Triangle read by rows, giving Kekulé numbers for certain benzenoids (see the Cyvin-Gutman book for details). A123353