Base | Representation |
---|---|
bin | 10110100010101011… |
… | …00111101001000100 |
3 | 1011020102010100002121 |
4 | 23101111213221010 |
5 | 144241110241012 |
6 | 5320512415324 |
7 | 605620433560 |
oct | 132125475104 |
9 | 34212110077 |
10 | 12102040132 |
11 | 5150316966 |
12 | 2418b47544 |
13 | 11ab340ac0 |
14 | 82b3c06a0 |
15 | 4ac6c9a07 |
hex | 2d1567a44 |
12102040132 has 24 divisors (see below), whose sum is σ = 26065933376. Its totient is φ = 4787620128.
The previous prime is 12102040129. The next prime is 12102040133. The reversal of 12102040132 is 23104020121.
It is not an unprimeable number, because it can be changed into a prime (12102040133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16623318 + ... + 16624045.
Almost surely, 212102040132 is an apocalyptic number.
It is an amenable number.
12102040132 is an abundant number, since it is smaller than the sum of its proper divisors (13963893244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12102040132 is a wasteful number, since it uses less digits than its factorization.
12102040132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33247387 (or 33247385 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 12102040132 its reverse (23104020121), we get a palindrome (35206060253).
The spelling of 12102040132 in words is "twelve billion, one hundred two million, forty thousand, one hundred thirty-two".
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