Base | Representation |
---|---|
bin | 110101111111111000… |
… | …111100010010100000 |
3 | 12112122201222202101210 |
4 | 311333320330102200 |
5 | 1422220413131123 |
6 | 42345153030120 |
7 | 4121542432062 |
oct | 657770742240 |
9 | 175581882353 |
10 | 57980208288 |
11 | 22653352712 |
12 | b2a1555340 |
13 | 5610173472 |
14 | 2b40525732 |
15 | 1795280e93 |
hex | d7fe3c4a0 |
57980208288 has 24 divisors (see below), whose sum is σ = 152198047008. Its totient is φ = 19326736064.
The previous prime is 57980208277. The next prime is 57980208289. The reversal of 57980208288 is 88280208975.
It is a tau number, because it is divible by the number of its divisors (24).
It is not an unprimeable number, because it can be changed into a prime (57980208289) 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, 301980156 + ... + 301980347.
It is an arithmetic number, because the mean of its divisors is an integer number (6341585292).
Almost surely, 257980208288 is an apocalyptic number.
It is an amenable number.
57980208288 is an abundant number, since it is smaller than the sum of its proper divisors (94217838720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57980208288 is a wasteful number, since it uses less digits than its factorization.
57980208288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 603960516 (or 603960508 counting only the distinct ones).
The product of its (nonzero) digits is 5160960, while the sum is 57.
The spelling of 57980208288 in words is "fifty-seven billion, nine hundred eighty million, two hundred eight thousand, two hundred eighty-eight".
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