Base | Representation |
---|---|
bin | 11010000111011000000010… |
… | …11010001110001001010011 |
3 | 21112100001210020122112100010 |
4 | 31003230001122032021103 |
5 | 30011400102012200330 |
6 | 322050023504330003 |
7 | 15045016103313543 |
oct | 1503540132161123 |
9 | 245301706575303 |
10 | 57428031365715 |
11 | 1733110061877a |
12 | 6535b2b613903 |
13 | 2607594c3a16a |
14 | 10277627d9323 |
15 | 698c7cb173b0 |
hex | 343b0168e253 |
57428031365715 has 16 divisors (see below), whose sum is σ = 92109507530400. Its totient is φ = 30553397613312.
The previous prime is 57428031365713. The next prime is 57428031365729. The reversal of 57428031365715 is 51756313082475.
It is a happy number.
It is not a de Polignac number, because 57428031365715 - 21 = 57428031365713 is a prime.
It is a super-2 number, since 2×574280313657152 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57428031365713) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4680355020 + ... + 4680367289.
It is an arithmetic number, because the mean of its divisors is an integer number (5756844220650).
Almost surely, 257428031365715 is an apocalyptic number.
57428031365715 is a deficient number, since it is larger than the sum of its proper divisors (34681476164685).
57428031365715 is a wasteful number, since it uses less digits than its factorization.
57428031365715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9360722726.
The product of its (nonzero) digits is 21168000, while the sum is 57.
The spelling of 57428031365715 in words is "fifty-seven trillion, four hundred twenty-eight billion, thirty-one million, three hundred sixty-five thousand, seven hundred fifteen".
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