Base | Representation |
---|---|
bin | 1100010010101… |
… | …00110100101111 |
3 | 21012000102102122 |
4 | 12021110310233 |
5 | 202343423022 |
6 | 14121543155 |
7 | 2361255041 |
oct | 611246457 |
9 | 235012378 |
10 | 103107887 |
11 | 53224533 |
12 | 2a644abb |
13 | 184912ac |
14 | d99da91 |
15 | 90ba742 |
hex | 6254d2f |
103107887 has 2 divisors, whose sum is σ = 103107888. Its totient is φ = 103107886.
The previous prime is 103107857. The next prime is 103107899. The reversal of 103107887 is 788701301.
It is a strong prime.
It is an emirp because it is prime and its reverse (788701301) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 103107887 - 220 = 102059311 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (103107817) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51553943 + 51553944.
It is an arithmetic number, because the mean of its divisors is an integer number (51553944).
Almost surely, 2103107887 is an apocalyptic number.
103107887 is a deficient number, since it is larger than the sum of its proper divisors (1).
103107887 is an equidigital number, since it uses as much as digits as its factorization.
103107887 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9408, while the sum is 35.
The square root of 103107887 is about 10154.2053849624. The cubic root of 103107887 is about 468.9184228677.
The spelling of 103107887 in words is "one hundred three million, one hundred seven thousand, eight hundred eighty-seven".
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