Base | Representation |
---|---|
bin | 1110011100110101… |
… | …0100011010100001 |
3 | 101000100002001120222 |
4 | 3213031110122201 |
5 | 30421012402020 |
6 | 1440525012425 |
7 | 165061124441 |
oct | 34715243241 |
9 | 11010061528 |
10 | 3879028385 |
11 | 1710679491 |
12 | 9030b4115 |
13 | 49a84748b |
14 | 28b264121 |
15 | 17a82bb25 |
hex | e73546a1 |
3879028385 has 16 divisors (see below), whose sum is σ = 4783827600. Its totient is φ = 3017339136.
The previous prime is 3879028343. The next prime is 3879028403. The reversal of 3879028385 is 5838209783.
3879028385 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 8 ways, for example, as 262569616 + 3616458769 = 16204^2 + 60137^2 .
It is a cyclic number.
It is not a de Polignac number, because 3879028385 - 214 = 3879012001 is a prime.
It is a super-2 number, since 2×38790283852 = 30093722423271416450, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310031 + ... + 322299.
It is an arithmetic number, because the mean of its divisors is an integer number (298989225).
Almost surely, 23879028385 is an apocalyptic number.
It is an amenable number.
3879028385 is a deficient number, since it is larger than the sum of its proper divisors (904799215).
3879028385 is a wasteful number, since it uses less digits than its factorization.
3879028385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14020.
The product of its (nonzero) digits is 2903040, while the sum is 53.
The square root of 3879028385 is about 62281.8463518865. The cubic root of 3879028385 is about 1571.2344254658.
The spelling of 3879028385 in words is "three billion, eight hundred seventy-nine million, twenty-eight thousand, three hundred eighty-five".
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