Base | Representation |
---|---|
bin | 1001000110000100111001… |
… | …11001010110111110110011 |
3 | 2121210222111101111010102000 |
4 | 10203002130321112332303 |
5 | 10110140000000342321 |
6 | 110311512334225043 |
7 | 4132644434102322 |
oct | 443023471267663 |
9 | 77728441433360 |
10 | 20000000012211 |
11 | 6410a5267622a |
12 | 22b0173655183 |
13 | b20cb82b946b |
14 | 4d20102620b9 |
15 | 24a3a4d89826 |
hex | 12309ce56fb3 |
20000000012211 has 32 divisors (see below), whose sum is σ = 30050915696640. Its totient is φ = 13143941928000.
The previous prime is 20000000012203. The next prime is 20000000012231. The reversal of 20000000012211 is 11221000000002.
It is not a de Polignac number, because 20000000012211 - 23 = 20000000012203 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 20000000012193 and 20000000012202.
It is not an unprimeable number, because it can be changed into a prime (20000000012231) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1244926 + ... + 6445916.
It is an arithmetic number, because the mean of its divisors is an integer number (939091115520).
Almost surely, 220000000012211 is an apocalyptic number.
20000000012211 is a deficient number, since it is larger than the sum of its proper divisors (10050915684429).
20000000012211 is a wasteful number, since it uses less digits than its factorization.
20000000012211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5203024 (or 5203018 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 20000000012211 its reverse (11221000000002), we get a palindrome (31221000012213).
The spelling of 20000000012211 in words is "twenty trillion, twelve thousand, two hundred eleven".
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