Properties of the Number 85090

Eighty-Five Thousand Ninety

Basics

Value: 85089 → 85090 → 85091

Parity: even

Prime: No

Previous Prime: 85087

Next Prime: 85091

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 67 × 127

Divisors: 1, 2, 5, 10, 67, 127, 134, 254, 335, 635

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110001100010

Octal: 246142

Duodecimal: 412AA

Hexadecimal: 14c62

Square: 7240308100

Square Root: 291.7019026334933

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 essentially simple rooted toroidal triangulations with n vertices. A308523

Number of pairs of rabbits in month n in the dying rabbits problem, if they become mature after 4 months and give birth to exactly 7 pairs, one per month. A160333

If 2n-1 is prime then a(n) = 2n-1, otherwise a(n) = 0. A85090

Number of nX5 0..1 arrays with every element both equal and not equal to some elements at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) (1,0) or (1,1), with upper left element zero. A278205