Base | Representation |
---|---|
bin | 10110111101001… |
… | …011001100011011 |
3 | 222211200220102121 |
4 | 112331023030123 |
5 | 1242043313022 |
6 | 102114442111 |
7 | 12354411460 |
oct | 2675131433 |
9 | 884626377 |
10 | 385135387 |
11 | 188442a0a |
12 | a8b93337 |
13 | 61a38780 |
14 | 39215667 |
15 | 23c292c7 |
hex | 16f4b31b |
385135387 has 8 divisors (see below), whose sum is σ = 474012896. Its totient is φ = 304722432.
The previous prime is 385135369. The next prime is 385135397. The reversal of 385135387 is 783531583.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 385135387 - 219 = 384611099 is a prime.
It is not an unprimeable number, because it can be changed into a prime (385135337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2116038 + ... + 2116219.
It is an arithmetic number, because the mean of its divisors is an integer number (59251612).
Almost surely, 2385135387 is an apocalyptic number.
385135387 is a deficient number, since it is larger than the sum of its proper divisors (88877509).
385135387 is a wasteful number, since it uses less digits than its factorization.
385135387 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4232277.
The product of its digits is 302400, while the sum is 43.
The square root of 385135387 is about 19624.8665473170. The cubic root of 385135387 is about 727.5638986084.
The spelling of 385135387 in words is "three hundred eighty-five million, one hundred thirty-five thousand, three hundred eighty-seven".
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