Base | Representation |
---|---|
bin | 10110101011010… |
… | …100100110001010 |
3 | 222111220010120021 |
4 | 112223110212022 |
5 | 1234344032211 |
6 | 101430251054 |
7 | 12266550100 |
oct | 2653244612 |
9 | 874803507 |
10 | 380455306 |
11 | 185836780 |
12 | a74b6a8a |
13 | 60a8a4aa |
14 | 38757c70 |
15 | 23602771 |
hex | 16ad498a |
380455306 has 48 divisors (see below), whose sum is σ = 737981280. Its totient is φ = 145410720.
The previous prime is 380455289. The next prime is 380455307. The reversal of 380455306 is 603554083.
It is not an unprimeable number, because it can be changed into a prime (380455307) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53805 + ... + 60463.
It is an arithmetic number, because the mean of its divisors is an integer number (15374610).
Almost surely, 2380455306 is an apocalyptic number.
380455306 is a deficient number, since it is larger than the sum of its proper divisors (357525974).
380455306 is a wasteful number, since it uses less digits than its factorization.
380455306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6739 (or 6732 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 34.
The square root of 380455306 is about 19505.2635460278. The cubic root of 380455306 is about 724.6048141977.
The spelling of 380455306 in words is "three hundred eighty million, four hundred fifty-five thousand, three hundred six".
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