Base | Representation |
---|---|
bin | 110011101000111011… |
… | …100110010110100000 |
3 | 12022010020100010211222 |
4 | 303220323212112200 |
5 | 1402024032421443 |
6 | 41250001154212 |
7 | 4002020233604 |
oct | 635073462640 |
9 | 168106303758 |
10 | 55447545248 |
11 | 2157376a467 |
12 | a8b532b968 |
13 | 52c8548b94 |
14 | 2980011504 |
15 | 1697c52468 |
hex | ce8ee65a0 |
55447545248 has 48 divisors (see below), whose sum is σ = 112527039744. Its totient is φ = 26874789120.
The previous prime is 55447545229. The next prime is 55447545269. The reversal of 55447545248 is 84254574455.
55447545248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 55447545248.
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, 234461 + ... + 407267.
It is an arithmetic number, because the mean of its divisors is an integer number (2344313328).
Almost surely, 255447545248 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55447545248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56263519872).
55447545248 is an abundant number, since it is smaller than the sum of its proper divisors (57079494496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55447545248 is a wasteful number, since it uses less digits than its factorization.
55447545248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173125 (or 173117 counting only the distinct ones).
The product of its digits is 17920000, while the sum is 53.
The spelling of 55447545248 in words is "fifty-five billion, four hundred forty-seven million, five hundred forty-five thousand, two hundred forty-eight".
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