Base | Representation |
---|---|
bin | 10010110100001100… |
… | …110100110100010101 |
3 | 1221010222202100102000 |
4 | 102310030310310111 |
5 | 312334000131013 |
6 | 13140423105513 |
7 | 1313436526014 |
oct | 226414646425 |
9 | 57128670360 |
10 | 20203130133 |
11 | 862815a76a |
12 | 3ab9ba2299 |
13 | 1b9c7b9894 |
14 | d99280a7b |
15 | 7d39e2973 |
hex | 4b4334d15 |
20203130133 has 16 divisors (see below), whose sum is σ = 30080976000. Its totient is φ = 13401067680.
The previous prime is 20203130131. The next prime is 20203130161. The reversal of 20203130133 is 33103130202.
It is not a de Polignac number, because 20203130133 - 21 = 20203130131 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20203130131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1874688 + ... + 1885433.
It is an arithmetic number, because the mean of its divisors is an integer number (1880061000).
Almost surely, 220203130133 is an apocalyptic number.
It is an amenable number.
20203130133 is a deficient number, since it is larger than the sum of its proper divisors (9877845867).
20203130133 is a wasteful number, since it uses less digits than its factorization.
20203130133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3760329 (or 3760323 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 20203130133 its reverse (33103130202), we get a palindrome (53306260335).
The spelling of 20203130133 in words is "twenty billion, two hundred three million, one hundred thirty thousand, one hundred thirty-three".
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