Base | Representation |
---|---|
bin | 100011100111111011… |
… | …100000101011111011 |
3 | 10122201202202210221220 |
4 | 203213323200223323 |
5 | 1111314211010033 |
6 | 25323333003123 |
7 | 2522615035611 |
oct | 434773405373 |
9 | 118652683856 |
10 | 38250875643 |
11 | 15249693022 |
12 | 74b61834a3 |
13 | 37b7896336 |
14 | 1bcc1796b1 |
15 | edd17cbb3 |
hex | 8e7ee0afb |
38250875643 has 4 divisors (see below), whose sum is σ = 51001167528. Its totient is φ = 25500583760.
The previous prime is 38250875629. The next prime is 38250875647. The reversal of 38250875643 is 34657805283.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 38250875643 - 222 = 38246681339 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38250875647) 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, 6375145938 + ... + 6375145943.
It is an arithmetic number, because the mean of its divisors is an integer number (12750291882).
Almost surely, 238250875643 is an apocalyptic number.
38250875643 is a deficient number, since it is larger than the sum of its proper divisors (12750291885).
38250875643 is a wasteful number, since it uses less digits than its factorization.
38250875643 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12750291884.
The product of its (nonzero) digits is 4838400, while the sum is 51.
The spelling of 38250875643 in words is "thirty-eight billion, two hundred fifty million, eight hundred seventy-five thousand, six hundred forty-three".
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