Base | Representation |
---|---|
bin | 10110111110010… |
… | …011111100100011 |
3 | 222212021001012100 |
4 | 112332103330203 |
5 | 1242132332004 |
6 | 102125101443 |
7 | 12360062322 |
oct | 2676237443 |
9 | 885231170 |
10 | 385433379 |
11 | 188626891 |
12 | a90b7883 |
13 | 61b112b6 |
14 | 392920b9 |
15 | 23c87739 |
hex | 16f93f23 |
385433379 has 24 divisors (see below), whose sum is σ = 589635072. Its totient is φ = 242106480.
The previous prime is 385433353. The next prime is 385433383. The reversal of 385433379 is 973334583.
385433379 is a `hidden beast` number, since 3 + 8 + 543 + 33 + 79 = 666.
It is not a de Polignac number, because 385433379 - 223 = 377044771 is a prime.
It is not an unprimeable number, because it can be changed into a prime (385438379) 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, 27 + ... + 27764.
It is an arithmetic number, because the mean of its divisors is an integer number (24568128).
Almost surely, 2385433379 is an apocalyptic number.
385433379 is a deficient number, since it is larger than the sum of its proper divisors (204201693).
385433379 is a wasteful number, since it uses less digits than its factorization.
385433379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27887 (or 27884 counting only the distinct ones).
The product of its digits is 816480, while the sum is 45.
The square root of 385433379 is about 19632.4572837941. The cubic root of 385433379 is about 727.7514969918.
The spelling of 385433379 in words is "three hundred eighty-five million, four hundred thirty-three thousand, three hundred seventy-nine".
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