Base | Representation |
---|---|
bin | 1001001110110101111101… |
… | …00110001011111001000000 |
3 | 2122212202222110002112002110 |
4 | 10213122332212023321000 |
5 | 10130103341024401422 |
6 | 111102125404415320 |
7 | 4163466662224356 |
oct | 447327646137100 |
9 | 78782873075073 |
10 | 20301213122112 |
11 | 651777261299a |
12 | 233a617247540 |
13 | b4351c54c780 |
14 | 5028265477d6 |
15 | 253133cc360c |
hex | 1276be98be40 |
20301213122112 has 112 divisors (see below), whose sum is σ = 58104842001920. Its totient is φ = 6218515611648.
The previous prime is 20301213122089. The next prime is 20301213122123. The reversal of 20301213122112 is 21122131210302.
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 15 ways as a sum of consecutive naturals, for example, 17679937 + ... + 18793152.
It is an arithmetic number, because the mean of its divisors is an integer number (518793232160).
Almost surely, 220301213122112 is an apocalyptic number.
It is an amenable number.
20301213122112 is an abundant number, since it is smaller than the sum of its proper divisors (37803628879808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20301213122112 is a wasteful number, since it uses less digits than its factorization.
20301213122112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36473340 (or 36473330 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 20301213122112 its reverse (21122131210302), we get a palindrome (41423344332414).
The spelling of 20301213122112 in words is "twenty trillion, three hundred one billion, two hundred thirteen million, one hundred twenty-two thousand, one hundred twelve".
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