Properties of the Number -290640

Two Hundred Ninety Thousand Six Hundred Forty

Basics

Value: -290641 → -290640 → -290639

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 5 × 7 × 173

Divisors: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1000110111101010000

Octal: -1067520

Duodecimal: -120240

Hexadecimal: -46f50

Square: 84471609600

Square Root: 539.1103783085613

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

Number of n-step closed paths on hexagonal lattice. A2898

E.g.f.: A(x) = ∏_n>=1 (1 + xⁿ/n)ⁿ. A181541

E.g.f. A(x) satisfies: ∑_n>=0 xⁿ * exp(x·A(x)ⁿ) / n! = exp(x·A(x) + x/A(x)). A340938