Properties of the Number 84404

Eighty-Four Thousand Four Hundred Four

Basics

Value: 84403 → 84404 → 84405

Parity: even

Prime: No

Previous Prime: 84401

Next Prime: 84407

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 21101

Divisors: 1, 2, 4, 21101, 42202, 84404

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100110110100

Octal: 244664

Duodecimal: 40A18

Hexadecimal: 149b4

Square: 7124035216

Square Root: 290.5236651290218

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+2) X (2+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001111. A260364

Expansion of q^-1/2(η(q²)η(q¹⁰)/(η(q)η(q⁵)))² in powers of q. A93830

Numbers n such that n#*2ⁿ+1 is prime, where n# = product of primes <= n. A84404