Base | Representation |
---|---|
bin | 10111101101001011… |
… | …11101100101100100 |
3 | 1012211222020201102002 |
4 | 23312211331211210 |
5 | 202031113100231 |
6 | 5502521304432 |
7 | 630250256225 |
oct | 136645754544 |
9 | 35758221362 |
10 | 12727081316 |
11 | 5441118624 |
12 | 2572335118 |
13 | 127a996561 |
14 | 88a40524c |
15 | 4e74e20cb |
hex | 2f697d964 |
12727081316 has 12 divisors (see below), whose sum is σ = 22273925100. Its totient is φ = 6363102720.
The previous prime is 12727081309. The next prime is 12727081319. The reversal of 12727081316 is 61318072721.
It can be written as a sum of positive squares in 2 ways, for example, as 5763846400 + 6963234916 = 75920^2 + 83446^2 .
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 12727081316.
It is not an unprimeable number, because it can be changed into a prime (12727081319) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39065 + ... + 164256.
It is an arithmetic number, because the mean of its divisors is an integer number (1856160425).
Almost surely, 212727081316 is an apocalyptic number.
It is an amenable number.
12727081316 is a deficient number, since it is larger than the sum of its proper divisors (9546843784).
12727081316 is a wasteful number, since it uses less digits than its factorization.
12727081316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218974 (or 218972 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 38.
The spelling of 12727081316 in words is "twelve billion, seven hundred twenty-seven million, eighty-one thousand, three hundred sixteen".
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