Properties of the Number 55541

Fifty-Five Thousand Five Hundred Forty-One

Basics

Value: 55540 → 55541 → 55542

Parity: odd

Prime: Yes

Previous Prime: 55529

Next Prime: 55547

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 55541

Divisors: 1, 55541

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101100011110101

Octal: 154365

Duodecimal: 28185

Hexadecimal: d8f5

Square: 3084802681

Square Root: 235.6713813766958

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

Number of closed forest meander systems with 2n crossings. A60148

Primes having only {1, 4, 5} as digits. A260268

Primes containing the string 555. A167281

a(n) = n-1 for n <= 2; thereafter a(n) = A238824(n-2) + A238832(n-1). A238833

a(n) is the smallest prime m such that prod(m) = n·length(m)*sum(m) where prod(m) is the product of the digits of m, length(m) is the number of digits of m, sum(m) is the sum of the digits of m; or 0 if no such m exists. A64023

Primes p such that 4·p is greater than the greatest prime factor of p⁴ -1 and p⁴ + 1. A218849

Total number of leaves (nodes of vertex degree 1) in all labeled trees with n nodes. A55541