Base | Representation |
---|---|
bin | 10111000001001011… |
… | …10000001110100010 |
3 | 1011220020121210001012 |
4 | 23200211300032202 |
5 | 200302112142332 |
6 | 5402133140522 |
7 | 615145440101 |
oct | 134045601642 |
9 | 34806553035 |
10 | 12357927842 |
11 | 5271801107 |
12 | 248a78a742 |
13 | 121c365350 |
14 | 853390038 |
15 | 4c4dc33b2 |
hex | 2e09703a2 |
12357927842 has 8 divisors (see below), whose sum is σ = 19962806556. Its totient is φ = 5703658992.
The previous prime is 12357927811. The next prime is 12357927877. The reversal of 12357927842 is 24872975321.
It can be written as a sum of positive squares in 2 ways, for example, as 11913940801 + 443987041 = 109151^2 + 21071^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 237652433 + ... + 237652484.
Almost surely, 212357927842 is an apocalyptic number.
12357927842 is a deficient number, since it is larger than the sum of its proper divisors (7604878714).
12357927842 is a wasteful number, since it uses less digits than its factorization.
12357927842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475304932.
The product of its digits is 1693440, while the sum is 50.
The spelling of 12357927842 in words is "twelve billion, three hundred fifty-seven million, nine hundred twenty-seven thousand, eight hundred forty-two".
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