Base | Representation |
---|---|
bin | 110000101100001010… |
… | …110011101010101000 |
3 | 11222221112020120222101 |
4 | 300230022303222220 |
5 | 1324032320404440 |
6 | 40003431303144 |
7 | 3530364043324 |
oct | 605412635250 |
9 | 158845216871 |
10 | 52280638120 |
11 | 2019906a247 |
12 | a17081aab4 |
13 | 4c123c6039 |
14 | 275d59c984 |
15 | 155ebde69a |
hex | c2c2b3aa8 |
52280638120 has 16 divisors (see below), whose sum is σ = 117631435860. Its totient is φ = 20912255232.
The previous prime is 52280638117. The next prime is 52280638121. The reversal of 52280638120 is 2183608225.
It can be written as a sum of positive squares in 2 ways, for example, as 51548069764 + 732568356 = 227042^2 + 27066^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 52280638120.
It is not an unprimeable number, because it can be changed into a prime (52280638121) 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, 653507937 + ... + 653508016.
Almost surely, 252280638120 is an apocalyptic number.
It is an amenable number.
52280638120 is an abundant number, since it is smaller than the sum of its proper divisors (65350797740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52280638120 is a wasteful number, since it uses less digits than its factorization.
52280638120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1307015964 (or 1307015960 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 37.
The spelling of 52280638120 in words is "fifty-two billion, two hundred eighty million, six hundred thirty-eight thousand, one hundred twenty".
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