Base | Representation |
---|---|
bin | 1001001110001… |
… | …1010010000100 |
3 | 2200210010112220 |
4 | 2103203102010 |
5 | 34400222214 |
6 | 3501012340 |
7 | 646525521 |
oct | 223432204 |
9 | 80703486 |
10 | 38679684 |
11 | 1a91968a |
12 | 10b540b0 |
13 | 80238b4 |
14 | 51cc148 |
15 | 35e09a9 |
hex | 24e3484 |
38679684 has 24 divisors (see below), whose sum is σ = 92174208. Its totient is φ = 12618720.
The previous prime is 38679679. The next prime is 38679701. The reversal of 38679684 is 48697683.
It is a super-2 number, since 2×386796842 = 2992235908679712, which contains 22 as substring.
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, 33727 + ... + 34854.
It is an arithmetic number, because the mean of its divisors is an integer number (3840592).
Almost surely, 238679684 is an apocalyptic number.
It is an amenable number.
38679684 is an abundant number, since it is smaller than the sum of its proper divisors (53494524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38679684 is a wasteful number, since it uses less digits than its factorization.
38679684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68635 (or 68633 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 51.
The square root of 38679684 is about 6219.2993174473. The cubic root of 38679684 is about 338.1901641062.
The spelling of 38679684 in words is "thirty-eight million, six hundred seventy-nine thousand, six hundred eighty-four".
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