Base | Representation |
---|---|
bin | 1001010010000… |
… | …0000101000011 |
3 | 2201020210010222 |
4 | 2110200011003 |
5 | 34431204312 |
6 | 3510213255 |
7 | 651613526 |
oct | 224400503 |
9 | 81223128 |
10 | 38928707 |
11 | 1aa79794 |
12 | 1105422b |
13 | 80b004c |
14 | 5254bbd |
15 | 363e672 |
hex | 2520143 |
38928707 has 2 divisors, whose sum is σ = 38928708. Its totient is φ = 38928706.
The previous prime is 38928697. The next prime is 38928763. The reversal of 38928707 is 70782983.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 38928707 - 28 = 38928451 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (38928767) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19464353 + 19464354.
It is an arithmetic number, because the mean of its divisors is an integer number (19464354).
Almost surely, 238928707 is an apocalyptic number.
38928707 is a deficient number, since it is larger than the sum of its proper divisors (1).
38928707 is an equidigital number, since it uses as much as digits as its factorization.
38928707 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 169344, while the sum is 44.
The square root of 38928707 is about 6239.2873791804. The cubic root of 38928707 is about 338.9143775428.
The spelling of 38928707 in words is "thirty-eight million, nine hundred twenty-eight thousand, seven hundred seven".
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