Properties of the Number 55138

Fifty-Five Thousand One Hundred Thirty-Eight

Basics

Value: 55137 → 55138 → 55139

Parity: even

Prime: No

Previous Prime: 55127

Next Prime: 55147

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 19 × 1451

Divisors: 1, 2, 19, 38, 1451, 2902, 27569, 55138

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011101100010

Octal: 153542

Duodecimal: 27AAA

Hexadecimal: d762

Square: 3040199044

Square Root: 234.81482065661868

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

Dirichlet convolution of the integer partition numbers A000041 with the number of divisors function A000005. A323766

a(n) = 729·n² - 442·n + 67. A157668

Expansion of 1/(1 - x - x²/(1 - x² - x³/(1 - x³ - x⁴/(1 - x⁴ - x⁵/(1 - ...))))), a continued fraction. A306575

Matrix inverse of Losanitsch's triangle A034851. A55138