Properties of the Number 87290

Eighty-Seven Thousand Two Hundred Ninety

Basics

Value: 87289 → 87290 → 87291

Parity: even

Prime: No

Previous Prime: 87281

Next Prime: 87293

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 7 × 29 × 43

Divisors: 1, 2, 5, 7, 10, 14, 29, 35, 43, 58

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10101010011111010

Octal: 252372

Duodecimal: 42622

Hexadecimal: 154fa

Square: 7619544100

Square Root: 295.448811133164

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

Irregular table whose rows list the nontrivial cycles of the ghost iteration A329201, starting with the smallest member. A329342

a(n) = (1/24)*n*(n - 1)*(n - 3)*(n - 14). A319930

Numbers n such that sum of distinct primes dividing n is divisible by the largest prime dividing n. Also n has exactly 5 distinct prime factors and n is squarefree. A71144

Even 9-gonal (nonagonal) pyramidal numbers. A218329

Expansion of x*(1-3·x)*(1-x)/(1-7·x+14·x²-7·x³). A122068

Number of pairs of polynomials (f,g) in GF(3)[x] satisfying deg(f) <= n, deg(g) <= n and gcd(f,g) = 1. A87290

Length of nontrivial cycles under the ghost iteration A329201, as listed in the table A329342. A329341