Base | Representation |
---|---|
bin | 1011111011100100110 |
3 | 201212021122 |
4 | 1133130212 |
5 | 100002300 |
6 | 12213542 |
7 | 3215540 |
oct | 1373446 |
9 | 655248 |
10 | 390950 |
11 | 2477aa |
12 | 16a2b2 |
13 | 108c41 |
14 | a2690 |
15 | 7ac85 |
hex | 5f726 |
390950 has 24 divisors (see below), whose sum is σ = 831792. Its totient is φ = 133920.
The previous prime is 390893. The next prime is 390953. The reversal of 390950 is 59093.
It is an Ulam number.
It is a plaindrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (390953) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209 + ... + 908.
It is an arithmetic number, because the mean of its divisors is an integer number (34658).
2390950 is an apocalyptic number.
390950 is an abundant number, since it is smaller than the sum of its proper divisors (440842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390950 is a wasteful number, since it uses less digits than its factorization.
390950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1136 (or 1131 counting only the distinct ones).
The product of its (nonzero) digits is 1215, while the sum is 26.
The square root of 390950 is about 625.2599459425. The cubic root of 390950 is about 73.1207110251.
The spelling of 390950 in words is "three hundred ninety thousand, nine hundred fifty".
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