Properties of the Number 55599

Fifty-Five Thousand Five Hundred Ninety-Nine

Basics

Value: 55598 → 55599 → 55600

Parity: odd

Prime: No

Previous Prime: 55589

Next Prime: 55603

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 43 × 431

Divisors: 1, 3, 43, 129, 431, 1293, 18533, 55599

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100100101111

Octal: 154457

Duodecimal: 28213

Hexadecimal: d92f

Square: 3091248801

Square Root: 235.79440196917312

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

Least k > 1 such that k^3ⁿ*(k^3ⁿ+1) + 1 is prime. A153438

a(n) = a(n-1) + 2·a(floor(n/2)) if n > 0, otherwise 1. A58039

Numbers k with digits 5 and 9 only. A284382

G.f. satisfies A(x) = 1 + x⁴*A(x)³ / (1 - x·A(x)). A365697

The successive remainders of the division by (a(n) + a(n+1)) of concat(a(n),a(n+1)) rebuild the sequence itself. A341037

Triangle T(n,k) read by rows, giving the number of n X n binary matrices with no zero rows or columns and with k=0..n² ones. A55599