Base | Representation |
---|---|
bin | 1011000010000101010110… |
… | …0000001110001111100100 |
3 | 1120221122201222101000010110 |
4 | 2300201111200032033210 |
5 | 3042221101032413322 |
6 | 41444350005253020 |
7 | 2361252112022115 |
oct | 260412540161744 |
9 | 46848658330113 |
10 | 12130422154212 |
11 | 395753508070a |
12 | 143ab59a04170 |
13 | 69cb80b917bb |
14 | 2dd18917820c |
15 | 160817d71c0c |
hex | b085580e3e4 |
12130422154212 has 24 divisors (see below), whose sum is σ = 28304467845696. Its totient is φ = 4043452696288.
The previous prime is 12130422154177. The next prime is 12130422154241. The reversal of 12130422154212 is 21245122403121.
It is a self number, because there is not a number n which added to its sum of digits gives 12130422154212.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212103 + ... + 4930094.
It is an arithmetic number, because the mean of its divisors is an integer number (1179352826904).
Almost surely, 212130422154212 is an apocalyptic number.
12130422154212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12130422154212 is an abundant number, since it is smaller than the sum of its proper divisors (16174045691484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12130422154212 is a wasteful number, since it uses less digits than its factorization.
12130422154212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5338787 (or 5338785 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 30.
Adding to 12130422154212 its reverse (21245122403121), we get a palindrome (33375544557333).
The spelling of 12130422154212 in words is "twelve trillion, one hundred thirty billion, four hundred twenty-two million, one hundred fifty-four thousand, two hundred twelve".
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