Base | Representation |
---|---|
bin | 1001000101011… |
… | …1101110110111 |
3 | 2122201002110122 |
4 | 2101113232313 |
5 | 34223424322 |
6 | 3440442155 |
7 | 641625203 |
oct | 221275667 |
9 | 78632418 |
10 | 38108087 |
11 | 1a569196 |
12 | 1091935b |
13 | 7b83684 |
14 | 50bdb03 |
15 | 352b442 |
hex | 2457bb7 |
38108087 has 2 divisors, whose sum is σ = 38108088. Its totient is φ = 38108086.
The previous prime is 38108051. The next prime is 38108093. The reversal of 38108087 is 78080183.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-38108087 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38108017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19054043 + 19054044.
It is an arithmetic number, because the mean of its divisors is an integer number (19054044).
Almost surely, 238108087 is an apocalyptic number.
38108087 is a deficient number, since it is larger than the sum of its proper divisors (1).
38108087 is an equidigital number, since it uses as much as digits as its factorization.
38108087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10752, while the sum is 35.
The square root of 38108087 is about 6173.1747909807. The cubic root of 38108087 is about 336.5159984357.
The spelling of 38108087 in words is "thirty-eight million, one hundred eight thousand, eighty-seven".
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