Base | Representation |
---|---|
bin | 10110100010101100… |
… | …00000110101011011 |
3 | 1011020102022120122111 |
4 | 23101112000311123 |
5 | 144241122041243 |
6 | 5320514533151 |
7 | 605621343454 |
oct | 132126006533 |
9 | 34212276574 |
10 | 12102143323 |
11 | 5150387446 |
12 | 2418b971b7 |
13 | 11ab378a6a |
14 | 82b40a12b |
15 | 4ac6ea39d |
hex | 2d1580d5b |
12102143323 has 16 divisors (see below), whose sum is σ = 12594919680. Its totient is φ = 11614571136.
The previous prime is 12102143303. The next prime is 12102143329. The reversal of 12102143323 is 32334120121.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12102143323 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12102143294 and 12102143303.
It is not an unprimeable number, because it can be changed into a prime (12102143329) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6446661 + ... + 6448537.
It is an arithmetic number, because the mean of its divisors is an integer number (787182480).
Almost surely, 212102143323 is an apocalyptic number.
12102143323 is a deficient number, since it is larger than the sum of its proper divisors (492776357).
12102143323 is a wasteful number, since it uses less digits than its factorization.
12102143323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3126.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 12102143323 its reverse (32334120121), we get a palindrome (44436263444).
The spelling of 12102143323 in words is "twelve billion, one hundred two million, one hundred forty-three thousand, three hundred twenty-three".
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