Base | Representation |
---|---|
bin | 10111011110100011… |
… | …01110101111010001 |
3 | 1012112102021200000012 |
4 | 23233101232233101 |
5 | 201303202241410 |
6 | 5442414404305 |
7 | 624230045333 |
oct | 135721565721 |
9 | 35472250005 |
10 | 12604337105 |
11 | 5388902028 |
12 | 2539200695 |
13 | 125b41b549 |
14 | 877db3453 |
15 | 4db848605 |
hex | 2ef46ebd1 |
12604337105 has 4 divisors (see below), whose sum is σ = 15125204532. Its totient is φ = 10083469680.
The previous prime is 12604337087. The next prime is 12604337153. The reversal of 12604337105 is 50173340621.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8152645264 + 4451691841 = 90292^2 + 66721^2 .
It is not a de Polignac number, because 12604337105 - 228 = 12335901649 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260433706 + ... + 1260433715.
It is an arithmetic number, because the mean of its divisors is an integer number (3781301133).
Almost surely, 212604337105 is an apocalyptic number.
It is an amenable number.
12604337105 is a deficient number, since it is larger than the sum of its proper divisors (2520867427).
12604337105 is an equidigital number, since it uses as much as digits as its factorization.
12604337105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2520867426.
The product of its (nonzero) digits is 15120, while the sum is 32.
Adding to 12604337105 its reverse (50173340621), we get a palindrome (62777677726).
The spelling of 12604337105 in words is "twelve billion, six hundred four million, three hundred thirty-seven thousand, one hundred five".
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