Base | Representation |
---|---|
bin | 10111100101110010… |
… | …01011100001000100 |
3 | 1012200122110011220111 |
4 | 23302321023201010 |
5 | 201414220311434 |
6 | 5452423042404 |
7 | 625564545055 |
oct | 136271134104 |
9 | 35618404814 |
10 | 12665010244 |
11 | 540a082717 |
12 | 25555a0404 |
13 | 126ab72a03 |
14 | 88208872c |
15 | 4e1d30964 |
hex | 2f2e4b844 |
12665010244 has 12 divisors (see below), whose sum is σ = 22164832144. Its totient is φ = 6332201064.
The previous prime is 12665010199. The next prime is 12665010247. The reversal of 12665010244 is 44201056621.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (12665010247) 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, 36067 + ... + 163189.
Almost surely, 212665010244 is an apocalyptic number.
It is an amenable number.
12665010244 is a deficient number, since it is larger than the sum of its proper divisors (9499821900).
12665010244 is a wasteful number, since it uses less digits than its factorization.
12665010244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152034 (or 152032 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
Adding to 12665010244 its reverse (44201056621), we get a palindrome (56866066865).
The spelling of 12665010244 in words is "twelve billion, six hundred sixty-five million, ten thousand, two hundred forty-four".
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