Base | Representation |
---|---|
bin | 1001001100010010001110… |
… | …01110101100101011000111 |
3 | 2122120101002101222200011111 |
4 | 10212021013032230223013 |
5 | 10122133330122132221 |
6 | 110553511131545451 |
7 | 4154235456510655 |
oct | 446110716545307 |
9 | 78511071880144 |
10 | 20213311130311 |
11 | 649346519a482 |
12 | 2325584bbb287 |
13 | b3815129b880 |
14 | 4dc488137dd5 |
15 | 250bdbc18be1 |
hex | 1262473acac7 |
20213311130311 has 32 divisors (see below), whose sum is σ = 23264651329920. Its totient is φ = 17396385583104.
The previous prime is 20213311130267. The next prime is 20213311130323. The reversal of 20213311130311 is 11303111331202.
It is a cyclic number.
It is not a de Polignac number, because 20213311130311 - 217 = 20213310999239 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20213311130351) 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, 127664851 + ... + 127823083.
It is an arithmetic number, because the mean of its divisors is an integer number (727020354060).
Almost surely, 220213311130311 is an apocalyptic number.
20213311130311 is a deficient number, since it is larger than the sum of its proper divisors (3051340199609).
20213311130311 is a wasteful number, since it uses less digits than its factorization.
20213311130311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163675.
The product of its (nonzero) digits is 324, while the sum is 22.
Adding to 20213311130311 its reverse (11303111331202), we get a palindrome (31516422461513).
The spelling of 20213311130311 in words is "twenty trillion, two hundred thirteen billion, three hundred eleven million, one hundred thirty thousand, three hundred eleven".
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