Base | Representation |
---|---|
bin | 10110110010000011… |
… | …11101110001001000 |
3 | 1011120101222112122102 |
4 | 23121001331301020 |
5 | 200022130334413 |
6 | 5341403012532 |
7 | 612045453011 |
oct | 133101756110 |
9 | 34511875572 |
10 | 12231105608 |
11 | 520715a747 |
12 | 245420a148 |
13 | 11cbcc00c7 |
14 | 8405ba008 |
15 | 4b8bc1458 |
hex | 2d907dc48 |
12231105608 has 36 divisors (see below), whose sum is σ = 23351872635. Its totient is φ = 6005913600.
The previous prime is 12231105599. The next prime is 12231105637. The reversal of 12231105608 is 80650113221.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 5 ways, for example, as 4472666884 + 7758438724 = 66878^2 + 88082^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=78202.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19080968 + ... + 19081608.
Almost surely, 212231105608 is an apocalyptic number.
It is an amenable number.
12231105608 is a deficient number, since it is larger than the sum of its proper divisors (11120767027).
12231105608 is an frugal number, since it uses more digits than its factorization.
12231105608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1410 (or 704 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 29.
Adding to 12231105608 its reverse (80650113221), we get a palindrome (92881218829).
The spelling of 12231105608 in words is "twelve billion, two hundred thirty-one million, one hundred five thousand, six hundred eight".
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