Base | Representation |
---|---|
bin | 10111000000000… |
… | …101010110100000 |
3 | 222220010122101101 |
4 | 113000011112200 |
5 | 1242242213023 |
6 | 102143044144 |
7 | 12364035505 |
oct | 2700052640 |
9 | 886118341 |
10 | 385897888 |
11 | 188913882 |
12 | a92a0654 |
13 | 61c4485c |
14 | 393734ac |
15 | 23d2a1ad |
hex | 170055a0 |
385897888 has 12 divisors (see below), whose sum is σ = 759736530. Its totient is φ = 192948928.
The previous prime is 385897877. The next prime is 385897891. The reversal of 385897888 is 888798583.
It can be written as a sum of positive squares in only one way, i.e., 376825744 + 9072144 = 19412^2 + 3012^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6029623 + ... + 6029686.
Almost surely, 2385897888 is an apocalyptic number.
It is an amenable number.
385897888 is a deficient number, since it is larger than the sum of its proper divisors (373838642).
385897888 is a wasteful number, since it uses less digits than its factorization.
385897888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12059319 (or 12059311 counting only the distinct ones).
The product of its digits is 30965760, while the sum is 64.
The square root of 385897888 is about 19644.2838505251. The cubic root of 385897888 is about 728.0437320265.
The spelling of 385897888 in words is "three hundred eighty-five million, eight hundred ninety-seven thousand, eight hundred eighty-eight".
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