Base | Representation |
---|---|
bin | 1001001101111… |
… | …1011100001110 |
3 | 2200202022222011 |
4 | 2103133130032 |
5 | 34344221300 |
6 | 3500411434 |
7 | 646431613 |
oct | 223373416 |
9 | 80668864 |
10 | 38663950 |
11 | 1a908886 |
12 | 10b46b7a |
13 | 80196a0 |
14 | 51c650a |
15 | 35daeba |
hex | 24df70e |
38663950 has 48 divisors (see below), whose sum is σ = 82026000. Its totient is φ = 13432320.
The previous prime is 38663843. The next prime is 38663957. The reversal of 38663950 is 5936683.
Together with 43362050 it forms an amicable pair .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38663957) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9301 + ... + 12799.
It is an arithmetic number, because the mean of its divisors is an integer number (1708875).
Almost surely, 238663950 is an apocalyptic number.
38663950 is an abundant number, since it is smaller than the sum of its proper divisors (43362050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38663950 is a wasteful number, since it uses less digits than its factorization.
38663950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3541 (or 3536 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 40.
The square root of 38663950 is about 6218.0342552932. The cubic root of 38663950 is about 338.1443019106.
The spelling of 38663950 in words is "thirty-eight million, six hundred sixty-three thousand, nine hundred fifty".
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