Properties of the Number 85551

Eighty-Five Thousand Five Hundred Fifty-One

Basics

Value: 85550 → 85551 → 85552

Parity: odd

Prime: No

Previous Prime: 85549

Next Prime: 85571

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 28517

Divisors: 1, 3, 28517, 85551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111000101111

Octal: 247057

Duodecimal: 41613

Hexadecimal: 14e2f

Square: 7318973601

Square Root: 292.4910255033477

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

Expansion of (-1 + ∏_k>=1 1 / (1 + (-x)^k))³. A341241

Decimal expansion of (sqrt(29)-5)/2. A85551

Indices of primes in sequence defined by A(0) = 81, A(n) = 10·A(n-1) + 41 for n > 0. A101070

Numbers k such that 8·10^k + 5·R_k - 4 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A103083