Base | Representation |
---|---|
bin | 101101111011110001111110… |
… | …111110101101010001000100 |
3 | 222111021221110221010002022201 |
4 | 231323301332332231101010 |
5 | 202434344343244232322 |
6 | 1553354445414004244 |
7 | 60360323120000350 |
oct | 5573617676552104 |
9 | 874257427102281 |
10 | 202020212102212 |
11 | 59408322091739 |
12 | 1a7a8a54346684 |
13 | 889556913183a |
14 | 37c5b8aa0c460 |
15 | 1855021732d27 |
hex | b7bc7efad444 |
202020212102212 has 48 divisors (see below), whose sum is σ = 405719377141120. Its totient is φ = 86221006502400.
The previous prime is 202020212102179. The next prime is 202020212102221. The reversal of 202020212102212 is 212201212020202.
It is a self number, because there is not a number n which added to its sum of digits gives 202020212102212.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7385589 + ... + 21414652.
Almost surely, 2202020212102212 is an apocalyptic number.
It is an amenable number.
202020212102212 is an abundant number, since it is smaller than the sum of its proper divisors (203699165038908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202020212102212 is a wasteful number, since it uses less digits than its factorization.
202020212102212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28801292 (or 28801290 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 202020212102212 its reverse (212201212020202), we get a palindrome (414221424122414).
The spelling of 202020212102212 in words is "two hundred two trillion, twenty billion, two hundred twelve million, one hundred two thousand, two hundred twelve".
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