Base | Representation |
---|---|
bin | 10110110101100110… |
… | …11011010111110001 |
3 | 1011122110221200002121 |
4 | 23122303123113301 |
5 | 200102234133022 |
6 | 5344344314241 |
7 | 612556332565 |
oct | 133263332761 |
9 | 34573850077 |
10 | 12260849137 |
11 | 5221a25479 |
12 | 2462172981 |
13 | 1205205424 |
14 | 84451d6a5 |
15 | 4bb5e92c7 |
hex | 2dacdb5f1 |
12260849137 has 8 divisors (see below), whose sum is σ = 12605472936. Its totient is φ = 11916922752.
The previous prime is 12260849099. The next prime is 12260849143. The reversal of 12260849137 is 73194806221.
It can be written as a sum of positive squares in 4 ways, for example, as 2404529296 + 9856319841 = 49036^2 + 99279^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12260849137 - 27 = 12260849009 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12260849093 and 12260849102.
It is not an unprimeable number, because it can be changed into a prime (12260849197) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138598 + ... + 209119.
It is an arithmetic number, because the mean of its divisors is an integer number (1575684117).
Almost surely, 212260849137 is an apocalyptic number.
It is an amenable number.
12260849137 is a deficient number, since it is larger than the sum of its proper divisors (344623799).
12260849137 is an equidigital number, since it uses as much as digits as its factorization.
12260849137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 348707.
The product of its (nonzero) digits is 145152, while the sum is 43.
The spelling of 12260849137 in words is "twelve billion, two hundred sixty million, eight hundred forty-nine thousand, one hundred thirty-seven".
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