Base | Representation |
---|---|
bin | 10110101100110… |
… | …000110000110000 |
3 | 222112121022102010 |
4 | 112230300300300 |
5 | 1234443122231 |
6 | 101442322520 |
7 | 12303011520 |
oct | 2654606060 |
9 | 875538363 |
10 | 380832816 |
11 | 185a74371 |
12 | a7659440 |
13 | 60b90280 |
14 | 38815680 |
15 | 23679546 |
hex | 16b30c30 |
380832816 has 80 divisors (see below), whose sum is σ = 1210866944. Its totient is φ = 100438272.
The previous prime is 380832791. The next prime is 380832833. The reversal of 380832816 is 618238083.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39226 + ... + 47961.
Almost surely, 2380832816 is an apocalyptic number.
It is an amenable number.
380832816 is an abundant number, since it is smaller than the sum of its proper divisors (830034128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380832816 is a wasteful number, since it uses less digits than its factorization.
380832816 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87218 (or 87212 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 380832816 is about 19514.9382781499. The cubic root of 380832816 is about 724.8444000597.
The spelling of 380832816 in words is "three hundred eighty million, eight hundred thirty-two thousand, eight hundred sixteen".
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