Base | Representation |
---|---|
bin | 1010111100010100001100… |
… | …1010110011110011101100 |
3 | 1120121011222002120102002220 |
4 | 2233011003022303303230 |
5 | 3034110131024200322 |
6 | 41331041123115340 |
7 | 2351143403132253 |
oct | 257050312636354 |
9 | 46534862512086 |
10 | 12031330303212 |
11 | 3919505333380 |
12 | 1423904212b50 |
13 | 69371b56c93c |
14 | 2d846899579a |
15 | 15ce6872355c |
hex | af1432b3cec |
12031330303212 has 96 divisors (see below), whose sum is σ = 31617590022144. Its totient is φ = 3528748339200.
The previous prime is 12031330303151. The next prime is 12031330303301. The reversal of 12031330303212 is 21230303313021.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5515893 + ... + 7381580.
It is an arithmetic number, because the mean of its divisors is an integer number (329349896064).
Almost surely, 212031330303212 is an apocalyptic number.
12031330303212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12031330303212 is an abundant number, since it is smaller than the sum of its proper divisors (19586259718932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12031330303212 is a wasteful number, since it uses less digits than its factorization.
12031330303212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12897719 (or 12897717 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 12031330303212 its reverse (21230303313021), we get a palindrome (33261633616233).
The spelling of 12031330303212 in words is "twelve trillion, thirty-one billion, three hundred thirty million, three hundred three thousand, two hundred twelve".
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