Properties of the Number 55539

Fifty-Five Thousand Five Hundred Thirty-Nine

Basics

Value: 55538 → 55539 → 55540

Parity: odd

Prime: No

Previous Prime: 55529

Next Prime: 55541

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 11 ² × 17

Divisors: 1, 3, 9, 11, 17, 27, 33, 51, 99, 121

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100011110011

Octal: 154363

Duodecimal: 28183

Hexadecimal: d8f3

Square: 3084580521

Square Root: 235.66713814191405

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

a(n) is the number of nonnegative integers k less than 10ⁿ such that the decimal representation of k lacks the digit 1, at least one of digits 2,3,4 and at least one of digits 5,6,7,8,9. A125910

Partial sums of n 3-spaced triangular numbers beginning with t(2), e.g., a(2) = t(2) + t(5) = 3 + 15 = 18. A85789

a(n) = (2·n - 15)*n². A15247

Number of asymmetric types of (4,n)-hypergraphs without isolated nodes, under action of symmetric group S₄; asymmetric n-covers of an unlabeled 4-set. A55539