Properties of the Number 84440

Eighty-Four Thousand Four Hundred Forty

Basics

Value: 84439 → 84440 → 84441

Parity: even

Prime: No

Previous Prime: 84437

Next Prime: 84443

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 2111

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 2111, 4222

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100111011000

Octal: 244730

Duodecimal: 40A48

Hexadecimal: 149d8

Square: 7130113600

Square Root: 290.58561561095894

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

Expansion of 1/(1-x/(1+x/(1-x/(1-x/(1+x/(1-x/(1-x/(1+x/(1-... (continued fraction). A168505

Positive integers whose prime multiplicities span an initial interval of positive integers. A317090

Number of ways to write the n-th prime as 1+p+p^k, p prime and k > 0. A84440