Base | Representation |
---|---|
bin | 10110101011000… |
… | …110000110001100 |
3 | 222111210010002122 |
4 | 112223012012030 |
5 | 1234340132131 |
6 | 101425112112 |
7 | 12266211665 |
oct | 2653060614 |
9 | 874703078 |
10 | 380395916 |
11 | 1857a609a |
12 | a7488638 |
13 | 60a69454 |
14 | 3874036c |
15 | 235ded7b |
hex | 16ac618c |
380395916 has 12 divisors (see below), whose sum is σ = 687167040. Its totient is φ = 184062480.
The previous prime is 380395877. The next prime is 380395921. The reversal of 380395916 is 619593083.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1533731 + ... + 1533978.
It is an arithmetic number, because the mean of its divisors is an integer number (57263920).
Almost surely, 2380395916 is an apocalyptic number.
It is an amenable number.
380395916 is a deficient number, since it is larger than the sum of its proper divisors (306771124).
380395916 is a wasteful number, since it uses less digits than its factorization.
380395916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3067744 (or 3067742 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 44.
The square root of 380395916 is about 19503.7410770344. The cubic root of 380395916 is about 724.5671080435.
The spelling of 380395916 in words is "three hundred eighty million, three hundred ninety-five thousand, nine hundred sixteen".
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