Base | Representation |
---|---|
bin | 110011011001011110… |
… | …010101010010101000 |
3 | 12021110011100210120012 |
4 | 303121132111102220 |
5 | 1401011140334302 |
6 | 41204134551052 |
7 | 3662421041603 |
oct | 633136252250 |
9 | 167404323505 |
10 | 55188214952 |
11 | 21450343802 |
12 | a842508488 |
13 | 52868ba6c0 |
14 | 29577c733a |
15 | 16800c8a52 |
hex | cd97954a8 |
55188214952 has 32 divisors (see below), whose sum is σ = 111871405800. Its totient is φ = 25372360704.
The previous prime is 55188214901. The next prime is 55188214987. The reversal of 55188214952 is 25941288155.
It is a happy number.
55188214952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 49162419076 + 6025795876 = 221726^2 + 77626^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 55188214952.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1005677 + ... + 1059132.
Almost surely, 255188214952 is an apocalyptic number.
55188214952 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
55188214952 is an abundant number, since it is smaller than the sum of its proper divisors (56683190848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55188214952 is a wasteful number, since it uses less digits than its factorization.
55188214952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2065085 (or 2065081 counting only the distinct ones).
The product of its digits is 1152000, while the sum is 50.
The spelling of 55188214952 in words is "fifty-five billion, one hundred eighty-eight million, two hundred fourteen thousand, nine hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •