Base | Representation |
---|---|
bin | 1001000110011101001110… |
… | …11010100111010110010010 |
3 | 2121212020012122210120122022 |
4 | 10203032213122213112102 |
5 | 10110343222204412200 |
6 | 110321512401211442 |
7 | 4133616214102031 |
oct | 443164732472622 |
9 | 77766178716568 |
10 | 20013061404050 |
11 | 6416545472240 |
12 | 22b27b9930b82 |
13 | b222ba3047a0 |
14 | 4d28ccc0c718 |
15 | 24a8bb8b6885 |
hex | 1233a76a7592 |
20013061404050 has 96 divisors (see below), whose sum is σ = 43775395695360. Its totient is φ = 6711010790400.
The previous prime is 20013061403941. The next prime is 20013061404067. The reversal of 20013061404050 is 5040416031002.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a Curzon number.
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 47 ways as a sum of consecutive naturals, for example, 5827319 + ... + 8601381.
It is an arithmetic number, because the mean of its divisors is an integer number (455993705160).
Almost surely, 220013061404050 is an apocalyptic number.
20013061404050 is an abundant number, since it is smaller than the sum of its proper divisors (23762334291310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013061404050 is a wasteful number, since it uses less digits than its factorization.
20013061404050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2775108 (or 2775103 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 20013061404050 its reverse (5040416031002), we get a palindrome (25053477435052).
The spelling of 20013061404050 in words is "twenty trillion, thirteen billion, sixty-one million, four hundred four thousand, fifty".
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