Base | Representation |
---|---|
bin | 10110110011011100… |
… | …01000000110000010 |
3 | 1011121012202200210122 |
4 | 23121232020012002 |
5 | 200033111312432 |
6 | 5342455100242 |
7 | 612246040100 |
oct | 133156100602 |
9 | 34535680718 |
10 | 12242682242 |
11 | 521274740a |
12 | 2458071682 |
13 | 120151449b |
14 | 841d50c70 |
15 | 4b9c0b612 |
hex | 2d9b88182 |
12242682242 has 18 divisors (see below), whose sum is σ = 21364142697. Its totient is φ = 5246394384.
The previous prime is 12242682241. The next prime is 12242682337. The reversal of 12242682242 is 24228624221.
It can be written as a sum of positive squares in 2 ways, for example, as 10170520801 + 2072161441 = 100849^2 + 45521^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=78239.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12242682241) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1089758 + ... + 1100934.
Almost surely, 212242682242 is an apocalyptic number.
12242682242 is a deficient number, since it is larger than the sum of its proper divisors (9121460455).
12242682242 is an frugal number, since it uses more digits than its factorization.
12242682242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22370 (or 11186 counting only the distinct ones).
The product of its digits is 49152, while the sum is 35.
The spelling of 12242682242 in words is "twelve billion, two hundred forty-two million, six hundred eighty-two thousand, two hundred forty-two".
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