Base | Representation |
---|---|
bin | 1010111011001101010101… |
… | …1111010011010100100110 |
3 | 1120112100212120002202111110 |
4 | 2232303111133103110212 |
5 | 3033302202414442410 |
6 | 41314213522445450 |
7 | 2346601150645434 |
oct | 256632537232446 |
9 | 46470776082443 |
10 | 12012310312230 |
11 | 3911435013668 |
12 | 1420096503886 |
13 | 6919a9c22bc7 |
14 | 2d75828d5d54 |
15 | 15c703a3a720 |
hex | aecd57d3526 |
12012310312230 has 32 divisors (see below), whose sum is σ = 28936717797600. Its totient is φ = 3191374633472.
The previous prime is 12012310312229. The next prime is 12012310312283. The reversal of 12012310312230 is 3221301321021.
It is a junction number, because it is equal to n+sod(n) for n = 12012310312197 and 12012310312206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744249075 + ... + 744265214.
It is an arithmetic number, because the mean of its divisors is an integer number (904272431175).
Almost surely, 212012310312230 is an apocalyptic number.
12012310312230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12012310312230 is an abundant number, since it is smaller than the sum of its proper divisors (16924407485370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12012310312230 is a wasteful number, since it uses less digits than its factorization.
12012310312230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1488514568.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 12012310312230 its reverse (3221301321021), we get a palindrome (15233611633251).
The spelling of 12012310312230 in words is "twelve trillion, twelve billion, three hundred ten million, three hundred twelve thousand, two hundred thirty".
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