Base | Representation |
---|---|
bin | 1001001110110111110100… |
… | …01100111000010010110011 |
3 | 2122212212120010202201221211 |
4 | 10213123322030320102303 |
5 | 10130112413024334303 |
6 | 111102412530100551 |
7 | 4163533524122536 |
oct | 447337214702263 |
9 | 78785503681854 |
10 | 20302213121203 |
11 | 6518136036022 |
12 | 233a85611a757 |
13 | b4364b789400 |
14 | 5028bd294a1d |
15 | 2531919a466d |
hex | 1276fa3384b3 |
20302213121203 has 24 divisors (see below), whose sum is σ = 23313435970608. Its totient is φ = 17610689221632.
The previous prime is 20302213121191. The next prime is 20302213121207. The reversal of 20302213121203 is 30212131220302.
It is not a de Polignac number, because 20302213121203 - 29 = 20302213120691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20302213121207) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3647650 + ... + 7342327.
It is an arithmetic number, because the mean of its divisors is an integer number (971393165442).
Almost surely, 220302213121203 is an apocalyptic number.
20302213121203 is a deficient number, since it is larger than the sum of its proper divisors (3011222849405).
20302213121203 is a wasteful number, since it uses less digits than its factorization.
20302213121203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10990663 (or 10990650 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 20302213121203 its reverse (30212131220302), we get a palindrome (50514344341505).
The spelling of 20302213121203 in words is "twenty trillion, three hundred two billion, two hundred thirteen million, one hundred twenty-one thousand, two hundred three".
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