Base | Representation |
---|---|
bin | 10111010011000… |
… | …111101101111100 |
3 | 1000020112011222001 |
4 | 113103013231330 |
5 | 1300031411231 |
6 | 102442032044 |
7 | 12454332040 |
oct | 2723075574 |
9 | 1006464861 |
10 | 390888316 |
11 | 1907121a5 |
12 | aaaa8624 |
13 | 62ca1180 |
14 | 39cb2020 |
15 | 244b3b61 |
hex | 174c7b7c |
390888316 has 24 divisors (see below), whose sum is σ = 841914080. Its totient is φ = 154636992.
The previous prime is 390888283. The next prime is 390888317. The reversal of 390888316 is 613888093.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (390888317) 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, 536571 + ... + 537298.
Almost surely, 2390888316 is an apocalyptic number.
It is an amenable number.
390888316 is an abundant number, since it is smaller than the sum of its proper divisors (451025764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390888316 is a wasteful number, since it uses less digits than its factorization.
390888316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1073893 (or 1073891 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 46.
The square root of 390888316 is about 19770.8956802670. The cubic root of 390888316 is about 731.1686516661.
The spelling of 390888316 in words is "three hundred ninety million, eight hundred eighty-eight thousand, three hundred sixteen".
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