Properties of the Number 8985

Eight Thousand Nine Hundred Eighty-Five

Basics

Value: 8984 → 8985 → 8986

Parity: odd

Prime: No

Previous Prime: 8971

Next Prime: 8999

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 599

Divisors: 1, 3, 5, 15, 599, 1797, 2995, 8985

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10001100011001

Octal: 21431

Duodecimal: 5249

Hexadecimal: 2319

Square: 80730225

Square Root: 94.78923989567592

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

Numbers that are the sum of 4 positive 6th powers. A3360

T(n,k)=Number of nXk binary arrays without the pattern 0 0 1 diagonally, antidiagonally or horizontally. A189264

Number of orbits of length n under the automorphism of the 3-torus whose periodic points are counted by A001945. A60169

Convolution of sequence of primes with sequence σ(n). A86718

a(n) = 997·n + 1009. A100776

a(n+1) = a(n) + floor(a(n)/6) with a(0) = 6. A182307

Numbers n such that φ(2n-1) = σ(n). A67230

a(1)=1, a(n) = a(n-1) + n³ if n odd, a(n) = a(n-1) + n⁵ if n is even. A140156

Numbers k such that 4·k + 3 is a perfect cube, sorted by absolute values. A305291

Take an n X n square grid of points in the plane; a(n) = number of non-isomorphic ways to divide the points into two sets using a straight line. A116696