Base | Representation |
---|---|
bin | 10110101001101… |
… | …000011010110000 |
3 | 222111001121202020 |
4 | 112221220122300 |
5 | 1234240342313 |
6 | 101412551440 |
7 | 12263023212 |
oct | 2651503260 |
9 | 874047666 |
10 | 380012208 |
11 | 185563884 |
12 | a7322580 |
13 | 609638c4 |
14 | 386805b2 |
15 | 23566323 |
hex | 16a686b0 |
380012208 has 40 divisors (see below), whose sum is σ = 996358848. Its totient is φ = 124779072.
The previous prime is 380012183. The next prime is 380012209. The reversal of 380012208 is 802210083.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (380012209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55866 + ... + 62297.
Almost surely, 2380012208 is an apocalyptic number.
It is an amenable number.
380012208 is an abundant number, since it is smaller than the sum of its proper divisors (616346640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380012208 is a wasteful number, since it uses less digits than its factorization.
380012208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118241 (or 118235 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 380012208 is about 19493.9018156961. The cubic root of 380012208 is about 724.3234007922.
The spelling of 380012208 in words is "three hundred eighty million, twelve thousand, two hundred eight".
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