Base | Representation |
---|---|
bin | 10111000011110… |
… | …110010110001000 |
3 | 222221222210110002 |
4 | 113003312112020 |
5 | 1243020310000 |
6 | 102220142132 |
7 | 12405316415 |
oct | 2703662610 |
9 | 887883402 |
10 | 386885000 |
11 | 189428477 |
12 | a9697948 |
13 | 621cbc48 |
14 | 3954d10c |
15 | 23e728d5 |
hex | 170f6588 |
386885000 has 40 divisors (see below), whose sum is σ = 906483270. Its totient is φ = 154752000.
The previous prime is 386884957. The next prime is 386885003. The reversal of 386885000 is 588683.
It is a happy number.
It can be written as a sum of positive squares in 5 ways, for example, as 605284 + 386279716 = 778^2 + 19654^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (386885003) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33689 + ... + 43688.
Almost surely, 2386885000 is an apocalyptic number.
It is an amenable number.
386885000 is an abundant number, since it is smaller than the sum of its proper divisors (519598270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386885000 is an equidigital number, since it uses as much as digits as its factorization.
386885000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77403 (or 77384 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 38.
The square root of 386885000 is about 19669.3924664693. The cubic root of 386885000 is about 728.6639727925.
The spelling of 386885000 in words is "three hundred eighty-six million, eight hundred eighty-five thousand".
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