Base | Representation |
---|---|
bin | 10111000000011… |
… | …000001111000100 |
3 | 222220021120111010 |
4 | 113000120033010 |
5 | 1242302201421 |
6 | 102144442220 |
7 | 12364510143 |
oct | 2700301704 |
9 | 886246433 |
10 | 385975236 |
11 | 1889669a9 |
12 | a9319370 |
13 | 61c70b1a |
14 | 3939375a |
15 | 23d43076 |
hex | 170183c4 |
385975236 has 48 divisors (see below), whose sum is σ = 952689024. Its totient is φ = 121372416.
The previous prime is 385975211. The next prime is 385975279. The reversal of 385975236 is 632579583.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10570 + ... + 29726.
It is an arithmetic number, because the mean of its divisors is an integer number (19847688).
Almost surely, 2385975236 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 385975236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476344512).
385975236 is an abundant number, since it is smaller than the sum of its proper divisors (566713788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385975236 is a wasteful number, since it uses less digits than its factorization.
385975236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19260 (or 19258 counting only the distinct ones).
The product of its digits is 1360800, while the sum is 48.
The square root of 385975236 is about 19646.2524670737. The cubic root of 385975236 is about 728.0923709423.
The spelling of 385975236 in words is "three hundred eighty-five million, nine hundred seventy-five thousand, two hundred thirty-six".
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