Properties of the Number 54117

Fifty-Four Thousand One Hundred Seventeen

Basics

Value: 54116 → 54117 → 54118

Parity: odd

Prime: No

Previous Prime: 54101

Next Prime: 54121

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 859

Divisors: 1, 3, 7, 9, 21, 63, 859, 2577, 6013, 7731

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101001101100101

Octal: 151545

Duodecimal: 27399

Hexadecimal: d365

Square: 2928649689

Square Root: 232.63060847618485

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 10^k + 8·R_k + 1 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A102945

Number of n X 2 0..1 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. A279128

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 603", based on the 5-celled von Neumann neighborhood. A273173

T(n,n-2), array T as in A054115. A54117