Base | Representation |
---|---|
bin | 1001010001010… |
… | …1101111111111 |
3 | 2201011122010000 |
4 | 2110111233333 |
5 | 34423331044 |
6 | 3505245343 |
7 | 651346266 |
oct | 224255777 |
9 | 81148100 |
10 | 38886399 |
11 | 1aa4aa22 |
12 | 11033853 |
13 | 8096a06 |
14 | 52435dd |
15 | 3631d69 |
hex | 2515bff |
38886399 has 20 divisors (see below), whose sum is σ = 60618096. Its totient is φ = 24795936.
The previous prime is 38886389. The next prime is 38886401. The reversal of 38886399 is 99368883.
It is not a de Polignac number, because 38886399 - 27 = 38886271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38886329) 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 19 ways as a sum of consecutive naturals, for example, 8574 + ... + 12299.
Almost surely, 238886399 is an apocalyptic number.
38886399 is a deficient number, since it is larger than the sum of its proper divisors (21731697).
38886399 is a wasteful number, since it uses less digits than its factorization.
38886399 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20908 (or 20899 counting only the distinct ones).
The product of its digits is 2239488, while the sum is 54.
The square root of 38886399 is about 6235.8960061887. The cubic root of 38886399 is about 338.7915548392.
The spelling of 38886399 in words is "thirty-eight million, eight hundred eighty-six thousand, three hundred ninety-nine".
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