Base | Representation |
---|---|
bin | 1001010010000… |
… | …1110001011010 |
3 | 2201021010122211 |
4 | 2110201301122 |
5 | 34431420032 |
6 | 3510305334 |
7 | 651642664 |
oct | 224416132 |
9 | 81233584 |
10 | 38935642 |
11 | 1aa83a19 |
12 | 1105824a |
13 | 80b3255 |
14 | 5257534 |
15 | 3641747 |
hex | 2521c5a |
38935642 has 8 divisors (see below), whose sum is σ = 60942816. Its totient is φ = 18621372.
The previous prime is 38935639. The next prime is 38935649. The reversal of 38935642 is 24653983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 38935595 and 38935604.
It is not an unprimeable number, because it can be changed into a prime (38935649) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423168 + ... + 423259.
It is an arithmetic number, because the mean of its divisors is an integer number (7617852).
Almost surely, 238935642 is an apocalyptic number.
38935642 is a deficient number, since it is larger than the sum of its proper divisors (22007174).
38935642 is a wasteful number, since it uses less digits than its factorization.
38935642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 846452.
The product of its digits is 155520, while the sum is 40.
The square root of 38935642 is about 6239.8431070020. The cubic root of 38935642 is about 338.9345017805.
The spelling of 38935642 in words is "thirty-eight million, nine hundred thirty-five thousand, six hundred forty-two".
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