Base | Representation |
---|---|
bin | 10111010000001… |
… | …111001000110100 |
3 | 1000012002202212120 |
4 | 113100033020310 |
5 | 1244333213101 |
6 | 102413515540 |
7 | 12445032612 |
oct | 2720171064 |
9 | 1005082776 |
10 | 390132276 |
11 | 190246176 |
12 | aa7a2bb0 |
13 | 62a98001 |
14 | 39b566b2 |
15 | 243b4b36 |
hex | 1740f234 |
390132276 has 48 divisors (see below), whose sum is σ = 922521600. Its totient is φ = 128309472.
The previous prime is 390132247. The next prime is 390132293. The reversal of 390132276 is 672231093.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542245 + ... + 542963.
It is an arithmetic number, because the mean of its divisors is an integer number (19219200).
Almost surely, 2390132276 is an apocalyptic number.
It is an amenable number.
390132276 is an abundant number, since it is smaller than the sum of its proper divisors (532389324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390132276 is a wasteful number, since it uses less digits than its factorization.
390132276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1268 (or 1266 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 33.
The square root of 390132276 is about 19751.7664020209. The cubic root of 390132276 is about 730.6969487060.
The spelling of 390132276 in words is "three hundred ninety million, one hundred thirty-two thousand, two hundred seventy-six".
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