Base | Representation |
---|---|
bin | 10110111110000… |
… | …000100001111010 |
3 | 222212010000002211 |
4 | 112332000201322 |
5 | 1242122310400 |
6 | 102123245334 |
7 | 12356311420 |
oct | 2676004172 |
9 | 885100084 |
10 | 385353850 |
11 | 188582062 |
12 | a907984a |
13 | 61ab403b |
14 | 39271110 |
15 | 23c6ddba |
hex | 16f8087a |
385353850 has 48 divisors (see below), whose sum is σ = 831428928. Its totient is φ = 130141440.
The previous prime is 385353821. The next prime is 385353869. The reversal of 385353850 is 58353583.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15234 + ... + 31666.
It is an arithmetic number, because the mean of its divisors is an integer number (17321436).
Almost surely, 2385353850 is an apocalyptic number.
385353850 is an abundant number, since it is smaller than the sum of its proper divisors (446075078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385353850 is a wasteful number, since it uses less digits than its factorization.
385353850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16519 (or 16514 counting only the distinct ones).
The product of its (nonzero) digits is 216000, while the sum is 40.
The square root of 385353850 is about 19630.4317323894. The cubic root of 385353850 is about 727.7014396338.
The spelling of 385353850 in words is "three hundred eighty-five million, three hundred fifty-three thousand, eight hundred fifty".
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