Base | Representation |
---|---|
bin | 100100001001011111… |
… | …010000001000110010 |
3 | 10201012000012001210220 |
4 | 210021133100020302 |
5 | 1113442324040140 |
6 | 25455244233510 |
7 | 2542562435253 |
oct | 441137201062 |
9 | 121160161726 |
10 | 38813893170 |
11 | 15508481468 |
12 | 763283b896 |
13 | 38774139c0 |
14 | 1c42c56b2a |
15 | 10227e2bd0 |
hex | 9097d0232 |
38813893170 has 64 divisors (see below), whose sum is σ = 103555113984. Its totient is φ = 9245986560.
The previous prime is 38813893169. The next prime is 38813893187. The reversal of 38813893170 is 7139831883.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1593117 + ... + 1617296.
It is an arithmetic number, because the mean of its divisors is an integer number (1618048656).
Almost surely, 238813893170 is an apocalyptic number.
38813893170 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38813893170 is an abundant number, since it is smaller than the sum of its proper divisors (64741220814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38813893170 is a wasteful number, since it uses less digits than its factorization.
38813893170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3210467.
The product of its (nonzero) digits is 870912, while the sum is 51.
The spelling of 38813893170 in words is "thirty-eight billion, eight hundred thirteen million, eight hundred ninety-three thousand, one hundred seventy".
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