Base | Representation |
---|---|
bin | 1100000001000011000100… |
… | …0010110110101000001011 |
3 | 1201210001211220112121122211 |
4 | 3000100301002312220023 |
5 | 3212431431402442443 |
6 | 44033324020525551 |
7 | 2532355126006030 |
oct | 300206102665013 |
9 | 51701756477584 |
10 | 13212142234123 |
11 | 4234268940128 |
12 | 15947278508b7 |
13 | 74ab9074c2c1 |
14 | 33968498b387 |
15 | 17da28ac519d |
hex | c04310b6a0b |
13212142234123 has 16 divisors (see below), whose sum is σ = 15756245406720. Its totient is φ = 10832212027296.
The previous prime is 13212142234111. The next prime is 13212142234129. The reversal of 13212142234123 is 32143224121231.
It is a cyclic number.
It is not a de Polignac number, because 13212142234123 - 225 = 13212108679691 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13212142234129) 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, 19742586 + ... + 20400832.
It is an arithmetic number, because the mean of its divisors is an integer number (984765337920).
Almost surely, 213212142234123 is an apocalyptic number.
13212142234123 is a deficient number, since it is larger than the sum of its proper divisors (2544103172597).
13212142234123 is a wasteful number, since it uses less digits than its factorization.
13212142234123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782946.
The product of its digits is 13824, while the sum is 31.
Adding to 13212142234123 its reverse (32143224121231), we get a palindrome (45355366355354).
The spelling of 13212142234123 in words is "thirteen trillion, two hundred twelve billion, one hundred forty-two million, two hundred thirty-four thousand, one hundred twenty-three".
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