Base | Representation |
---|---|
bin | 10111000011110… |
… | …001111101001100 |
3 | 222221221212210011 |
4 | 113003301331030 |
5 | 1243014221040 |
6 | 102215523004 |
7 | 12405213121 |
oct | 2703617514 |
9 | 887855704 |
10 | 386867020 |
11 | 189415a11 |
12 | a9689464 |
13 | 621c39c7 |
14 | 39546748 |
15 | 23e6c3ea |
hex | 170f1f4c |
386867020 has 24 divisors (see below), whose sum is σ = 816009264. Its totient is φ = 154063296.
The previous prime is 386867017. The next prime is 386867059. The reversal of 386867020 is 20768683.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38067 + ... + 47146.
It is an arithmetic number, because the mean of its divisors is an integer number (34000386).
Almost surely, 2386867020 is an apocalyptic number.
It is an amenable number.
386867020 is an abundant number, since it is smaller than the sum of its proper divisors (429142244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386867020 is a wasteful number, since it uses less digits than its factorization.
386867020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85449 (or 85447 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 386867020 is about 19668.9354058627. The cubic root of 386867020 is about 728.6526846998.
The spelling of 386867020 in words is "three hundred eighty-six million, eight hundred sixty-seven thousand, twenty".
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