Base | Representation |
---|---|
bin | 10010101010100110… |
… | …100110000010110011 |
3 | 1220201202202211201000 |
4 | 102222212212002303 |
5 | 312021240110303 |
6 | 13112432013043 |
7 | 1306443102630 |
oct | 225246460263 |
9 | 56652684630 |
10 | 20042113203 |
11 | 8555283322 |
12 | 3a74091183 |
13 | 1b753312a8 |
14 | d81b29187 |
15 | 7c47d8da3 |
hex | 4aa9a60b3 |
20042113203 has 16 divisors (see below), whose sum is σ = 33933736960. Its totient is φ = 11452636008.
The previous prime is 20042113151. The next prime is 20042113207. The reversal of 20042113203 is 30231124002.
It is not a de Polignac number, because 20042113203 - 210 = 20042112179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20042113207) 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, 53021275 + ... + 53021652.
It is an arithmetic number, because the mean of its divisors is an integer number (2120858560).
Almost surely, 220042113203 is an apocalyptic number.
20042113203 is a deficient number, since it is larger than the sum of its proper divisors (13891623757).
20042113203 is a wasteful number, since it uses less digits than its factorization.
20042113203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106042943 (or 106042937 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20042113203 its reverse (30231124002), we get a palindrome (50273237205).
The spelling of 20042113203 in words is "twenty billion, forty-two million, one hundred thirteen thousand, two hundred three".
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