Base | Representation |
---|---|
bin | 10110100010101011… |
… | …10111111100111001 |
3 | 1011020102020201201212 |
4 | 23101111313330321 |
5 | 144241114410222 |
6 | 5320514052505 |
7 | 605621132414 |
oct | 132125677471 |
9 | 34212221655 |
10 | 12102106937 |
11 | 5150362078 |
12 | 2418b7a135 |
13 | 11ab36532b |
14 | 82b3dab7b |
15 | 4ac6de6e2 |
hex | 2d1577f39 |
12102106937 has 2 divisors, whose sum is σ = 12102106938. Its totient is φ = 12102106936.
The previous prime is 12102106871. The next prime is 12102106969. The reversal of 12102106937 is 73960120121.
It is an a-pointer prime, because the next prime (12102106969) can be obtained adding 12102106937 to its sum of digits (32).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7330613161 + 4771493776 = 85619^2 + 69076^2 .
It is an emirp because it is prime and its reverse (73960120121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12102106937 - 212 = 12102102841 is a prime.
It is not a weakly prime, because it can be changed into another prime (12102106997) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051053468 + 6051053469.
It is an arithmetic number, because the mean of its divisors is an integer number (6051053469).
Almost surely, 212102106937 is an apocalyptic number.
It is an amenable number.
12102106937 is a deficient number, since it is larger than the sum of its proper divisors (1).
12102106937 is an equidigital number, since it uses as much as digits as its factorization.
12102106937 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4536, while the sum is 32.
The spelling of 12102106937 in words is "twelve billion, one hundred two million, one hundred six thousand, nine hundred thirty-seven".
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