Base | Representation |
---|---|
bin | 10110100010111010… |
… | …01001010111010111 |
3 | 1011020112211120201211 |
4 | 23101131021113113 |
5 | 144242111411041 |
6 | 5321023002251 |
7 | 605643262300 |
oct | 132135112727 |
9 | 34215746654 |
10 | 12104013271 |
11 | 5151444359 |
12 | 2419739387 |
13 | 11ab881c3c |
14 | 82b7757a7 |
15 | 4ac969481 |
hex | 2d17495d7 |
12104013271 has 12 divisors (see below), whose sum is σ = 14534379840. Its totient is φ = 10040194080.
The previous prime is 12104013217. The next prime is 12104013287. The reversal of 12104013271 is 17231040121.
It is a happy number.
It is not a de Polignac number, because 12104013271 - 231 = 9956529623 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12104014271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3982686 + ... + 3985723.
It is an arithmetic number, because the mean of its divisors is an integer number (1211198320).
Almost surely, 212104013271 is an apocalyptic number.
12104013271 is a deficient number, since it is larger than the sum of its proper divisors (2430366569).
12104013271 is an equidigital number, since it uses as much as digits as its factorization.
12104013271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7968454 (or 7968447 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 22.
Adding to 12104013271 its reverse (17231040121), we get a palindrome (29335053392).
The spelling of 12104013271 in words is "twelve billion, one hundred four million, thirteen thousand, two hundred seventy-one".
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