Base | Representation |
---|---|
bin | 10110100010101100… |
… | …10010000111010001 |
3 | 1011020102110011201202 |
4 | 23101112102013101 |
5 | 144241131322342 |
6 | 5320520240545 |
7 | 605622060011 |
oct | 132126220721 |
9 | 34212404652 |
10 | 12102214097 |
11 | 5150425636 |
12 | 2419010155 |
13 | 11ab3a203c |
14 | 82b427c41 |
15 | 4ac711332 |
hex | 2d15921d1 |
12102214097 has 2 divisors, whose sum is σ = 12102214098. Its totient is φ = 12102214096.
The previous prime is 12102214051. The next prime is 12102214181. The reversal of 12102214097 is 79041220121.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12099120016 + 3094081 = 109996^2 + 1759^2 .
It is an emirp because it is prime and its reverse (79041220121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12102214097 - 28 = 12102213841 is a prime.
It is not a weakly prime, because it can be changed into another prime (12102214297) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051107048 + 6051107049.
It is an arithmetic number, because the mean of its divisors is an integer number (6051107049).
Almost surely, 212102214097 is an apocalyptic number.
It is an amenable number.
12102214097 is a deficient number, since it is larger than the sum of its proper divisors (1).
12102214097 is an equidigital number, since it uses as much as digits as its factorization.
12102214097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2016, while the sum is 29.
The spelling of 12102214097 in words is "twelve billion, one hundred two million, two hundred fourteen thousand, ninety-seven".
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