Base | Representation |
---|---|
bin | 1011010011100101001010… |
… | …1011001011001000011001 |
3 | 1122000101122022202212221200 |
4 | 2310321102223023020121 |
5 | 3112132213213412441 |
6 | 42234422144024413 |
7 | 2422053216004266 |
oct | 264712253131031 |
9 | 48011568685850 |
10 | 12431022404121 |
11 | 3a62a70086612 |
12 | 1489270302109 |
13 | 6c2318175969 |
14 | 30d943cca26d |
15 | 16855d09c7b6 |
hex | b4e52acb219 |
12431022404121 has 12 divisors (see below), whose sum is σ = 18900969737520. Its totient is φ = 7851172044600.
The previous prime is 12431022404081. The next prime is 12431022404131. The reversal of 12431022404121 is 12140422013421.
12431022404121 is a `hidden beast` number, since 1 + 2 + 4 + 3 + 1 + 0 + 2 + 240 + 412 + 1 = 666.
It is not a de Polignac number, because 12431022404121 - 215 = 12431022371353 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12431022404131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36348018555 + ... + 36348018896.
It is an arithmetic number, because the mean of its divisors is an integer number (1575080811460).
Almost surely, 212431022404121 is an apocalyptic number.
It is an amenable number.
12431022404121 is a deficient number, since it is larger than the sum of its proper divisors (6469947333399).
12431022404121 is a wasteful number, since it uses less digits than its factorization.
12431022404121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72696037476 (or 72696037473 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
Adding to 12431022404121 its reverse (12140422013421), we get a palindrome (24571444417542).
The spelling of 12431022404121 in words is "twelve trillion, four hundred thirty-one billion, twenty-two million, four hundred four thousand, one hundred twenty-one".
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