Properties of the Number 86553

Eighty-Six Thousand Five Hundred Fifty-Three

Basics

Value: 86552 → 86553 → 86554

Parity: odd

Prime: No

Previous Prime: 86539

Next Prime: 86561

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 59 × 163

Divisors: 1, 3, 9, 59, 163, 177, 489, 531, 1467, 9617

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101001000011001

Octal: 251031

Duodecimal: 42109

Hexadecimal: 15219

Square: 7491421809

Square Root: 294.19891230254404

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 k such that k has nonincreasing digits and the k-th prime has nondecreasing digits. A116069

Conjectured formula for irreducible 6-fold Euler sums of weight 2n+16. A19459

a(n) is the number of length n decorated permutations avoiding the pattern 001. A334155

a(1) = 1, a(n) = smallest number not included earlier such that both a(n) + 1 and a(n)*a(n-1) + 1 are primes. A86553