Base | Representation |
---|---|
bin | 1001001101101… |
… | …1101111100111 |
3 | 2200201120012022 |
4 | 2103123233213 |
5 | 34343230212 |
6 | 3500213355 |
7 | 646336511 |
oct | 223335747 |
9 | 80646168 |
10 | 38648807 |
11 | 1a8a846a |
12 | 10b3a25b |
13 | 8012822 |
14 | 51c0bb1 |
15 | 35d6772 |
hex | 24dbbe7 |
38648807 has 8 divisors (see below), whose sum is σ = 39393312. Its totient is φ = 37908000.
The previous prime is 38648791. The next prime is 38648821. The reversal of 38648807 is 70884683.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38648807 - 24 = 38648791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38648107) 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 7 ways as a sum of consecutive naturals, for example, 29057 + ... + 30357.
It is an arithmetic number, because the mean of its divisors is an integer number (4924164).
Almost surely, 238648807 is an apocalyptic number.
38648807 is a deficient number, since it is larger than the sum of its proper divisors (744505).
38648807 is a wasteful number, since it uses less digits than its factorization.
38648807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1849.
The product of its (nonzero) digits is 258048, while the sum is 44.
The square root of 38648807 is about 6216.8164682577. The cubic root of 38648807 is about 338.1001506379.
The spelling of 38648807 in words is "thirty-eight million, six hundred forty-eight thousand, eight hundred seven".
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