Base | Representation |
---|---|
bin | 1101001000011… |
… | …1011000111111 |
3 | 10211122101020221 |
4 | 3102013120333 |
5 | 103100034021 |
6 | 5244322211 |
7 | 1236114403 |
oct | 322073077 |
9 | 124571227 |
10 | 55080511 |
11 | 29100892 |
12 | 16543367 |
13 | b546a25 |
14 | 745b103 |
15 | 4c80241 |
hex | 348763f |
55080511 has 4 divisors (see below), whose sum is σ = 55131552. Its totient is φ = 55029472.
The previous prime is 55080503. The next prime is 55080517. The reversal of 55080511 is 11508055.
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 55080511 - 23 = 55080503 is a prime.
It is a super-2 number, since 2×550805112 = 6067725384042242, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55080517) 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, 23866 + ... + 26071.
It is an arithmetic number, because the mean of its divisors is an integer number (13782888).
Almost surely, 255080511 is an apocalyptic number.
55080511 is a deficient number, since it is larger than the sum of its proper divisors (51041).
55080511 is a wasteful number, since it uses less digits than its factorization.
55080511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51040.
The product of its (nonzero) digits is 1000, while the sum is 25.
The square root of 55080511 is about 7421.6245526165. The cubic root of 55080511 is about 380.4807189416.
Adding to 55080511 its reverse (11508055), we get a palindrome (66588566).
It can be divided in two parts, 5 and 5080511, that added together give a square (5080516 = 22542).
The spelling of 55080511 in words is "fifty-five million, eighty thousand, five hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •