Base | Representation |
---|---|
bin | 1101000111111… |
… | …1111110010011 |
3 | 10211120211120202 |
4 | 3101333332103 |
5 | 103043101011 |
6 | 5243525415 |
7 | 1235630003 |
oct | 321777623 |
9 | 124524522 |
10 | 55050131 |
11 | 2908aa84 |
12 | 1652986b |
13 | b535c56 |
14 | 7450003 |
15 | 4c7623b |
hex | 347ff93 |
55050131 has 4 divisors (see below), whose sum is σ = 58288392. Its totient is φ = 51811872.
The previous prime is 55050089. The next prime is 55050133. The reversal of 55050131 is 13105055.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 55050131 - 26 = 55050067 is a prime.
It is a super-2 number, since 2×550501312 = 6061033846234322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55050133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1619105 + ... + 1619138.
It is an arithmetic number, because the mean of its divisors is an integer number (14572098).
Almost surely, 255050131 is an apocalyptic number.
55050131 is a deficient number, since it is larger than the sum of its proper divisors (3238261).
55050131 is a wasteful number, since it uses less digits than its factorization.
55050131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3238260.
The product of its (nonzero) digits is 375, while the sum is 20.
The square root of 55050131 is about 7419.5775486209. The cubic root of 55050131 is about 380.4107539042.
Adding to 55050131 its reverse (13105055), we get a palindrome (68155186).
The spelling of 55050131 in words is "fifty-five million, fifty thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •