Base | Representation |
---|---|
bin | 101011010001100010110000… |
… | …1110111000110100000100000 |
3 | 1211220202010102101121111102012 |
4 | 1112203011201313012200200 |
5 | 344342424101310130103 |
6 | 3425321011245012052 |
7 | 143114362214305424 |
oct | 12643054167064040 |
9 | 1756663371544365 |
10 | 380643118442528 |
11 | 100314927019227 |
12 | 3683722a254028 |
13 | 1345165205b346 |
14 | 69dd322076b84 |
15 | 2e0160378a2d8 |
hex | 15a3161dc6820 |
380643118442528 has 54 divisors (see below), whose sum is σ = 752166699478173. Its totient is φ = 189619247318400.
The previous prime is 380643118442507. The next prime is 380643118442557. The reversal of 380643118442528 is 825244811346083.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 334087769812624 + 46555348629904 = 18278068^2 + 6823148^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=13795708.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 30571282703 + ... + 30571295153.
Almost surely, 2380643118442528 is an apocalyptic number.
It is an amenable number.
380643118442528 is a deficient number, since it is larger than the sum of its proper divisors (371523581035645).
380643118442528 is an frugal number, since it uses more digits than its factorization.
380643118442528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25466 (or 12730 counting only the distinct ones).
The product of its (nonzero) digits is 35389440, while the sum is 59.
The spelling of 380643118442528 in words is "three hundred eighty trillion, six hundred forty-three billion, one hundred eighteen million, four hundred forty-two thousand, five hundred twenty-eight".
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