Base | Representation |
---|---|
bin | 100011011100011011… |
… | …001100101101000100 |
3 | 10122020022120101112021 |
4 | 203130123030231010 |
5 | 1110420302341222 |
6 | 25252235532524 |
7 | 2515052302564 |
oct | 433433145504 |
9 | 118208511467 |
10 | 38057855812 |
11 | 1515a7383a9 |
12 | 74615ba144 |
13 | 37868b4212 |
14 | 1bb0692da4 |
15 | ecb251ac7 |
hex | 8dc6ccb44 |
38057855812 has 24 divisors (see below), whose sum is σ = 67159701504. Its totient is φ = 18869522112.
The previous prime is 38057855807. The next prime is 38057855819. The reversal of 38057855812 is 21855875083.
It is a self number, because there is not a number n which added to its sum of digits gives 38057855812.
It is not an unprimeable number, because it can be changed into a prime (38057855819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042248 + ... + 1078144.
It is an arithmetic number, because the mean of its divisors is an integer number (2798320896).
Almost surely, 238057855812 is an apocalyptic number.
It is an amenable number.
38057855812 is a deficient number, since it is larger than the sum of its proper divisors (29101845692).
38057855812 is a wasteful number, since it uses less digits than its factorization.
38057855812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38115 (or 38113 counting only the distinct ones).
The product of its (nonzero) digits is 2688000, while the sum is 52.
The spelling of 38057855812 in words is "thirty-eight billion, fifty-seven million, eight hundred fifty-five thousand, eight hundred twelve".
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