Base | Representation |
---|---|
bin | 1001001101111… |
… | …1110111100101 |
3 | 2200202102101000 |
4 | 2103133313211 |
5 | 34344300301 |
6 | 3500423513 |
7 | 646436664 |
oct | 223376745 |
9 | 80672330 |
10 | 38665701 |
11 | 1a90a128 |
12 | 10b47b99 |
13 | 801a419 |
14 | 51c6ddb |
15 | 35db786 |
hex | 24dfde5 |
38665701 has 16 divisors (see below), whose sum is σ = 60652800. Its totient is φ = 24260544.
The previous prime is 38665699. The next prime is 38665721. The reversal of 38665701 is 10756683.
38665701 is a `hidden beast` number, since 3 + 86 + 6 + 570 + 1 = 666.
It is not a de Polignac number, because 38665701 - 21 = 38665699 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38665721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41661 + ... + 42578.
It is an arithmetic number, because the mean of its divisors is an integer number (3790800).
Almost surely, 238665701 is an apocalyptic number.
It is an amenable number.
38665701 is a deficient number, since it is larger than the sum of its proper divisors (21987099).
38665701 is a wasteful number, since it uses less digits than its factorization.
38665701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84265 (or 84259 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 38665701 is about 6218.1750538241. The cubic root of 38665701 is about 338.1494064221.
The spelling of 38665701 in words is "thirty-eight million, six hundred sixty-five thousand, seven hundred one".
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