Base | Representation |
---|---|
bin | 10110111111111… |
… | …101001001010100 |
3 | 222220001221021111 |
4 | 112333331021110 |
5 | 1242240124101 |
6 | 102142224404 |
7 | 12363535510 |
oct | 2677751124 |
9 | 886057244 |
10 | 385864276 |
11 | 1888a05a6 |
12 | a9285104 |
13 | 61c32475 |
14 | 39365140 |
15 | 23d20251 |
hex | 16ffd254 |
385864276 has 24 divisors (see below), whose sum is σ = 782304320. Its totient is φ = 163104192.
The previous prime is 385864187. The next prime is 385864279. The reversal of 385864276 is 672468583.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385864279) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92346 + ... + 96433.
Almost surely, 2385864276 is an apocalyptic number.
It is an amenable number.
385864276 is an abundant number, since it is smaller than the sum of its proper divisors (396440044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385864276 is a wasteful number, since it uses less digits than its factorization.
385864276 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188863 (or 188861 counting only the distinct ones).
The product of its digits is 1935360, while the sum is 49.
The square root of 385864276 is about 19643.4283158516. The cubic root of 385864276 is about 728.0225936916.
The spelling of 385864276 in words is "three hundred eighty-five million, eight hundred sixty-four thousand, two hundred seventy-six".
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