Base | Representation |
---|---|
bin | 10010110100000101… |
… | …001000001010001001 |
3 | 1221010211221211022210 |
4 | 102310011020022021 |
5 | 312332441042301 |
6 | 13140311535333 |
7 | 1313413422564 |
oct | 226405101211 |
9 | 57124854283 |
10 | 20201112201 |
11 | 8627001656 |
12 | 3ab938a549 |
13 | 1b9c26123a |
14 | d98cb74db |
15 | 7d3744ad6 |
hex | 4b4148289 |
20201112201 has 16 divisors (see below), whose sum is σ = 27598039040. Its totient is φ = 13136634000.
The previous prime is 20201112193. The next prime is 20201112203. The reversal of 20201112201 is 10221110202.
It is not a de Polignac number, because 20201112201 - 23 = 20201112193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20201112203) 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, 7381 + ... + 201138.
It is an arithmetic number, because the mean of its divisors is an integer number (1724877440).
Almost surely, 220201112201 is an apocalyptic number.
It is an amenable number.
20201112201 is a deficient number, since it is larger than the sum of its proper divisors (7396926839).
20201112201 is a wasteful number, since it uses less digits than its factorization.
20201112201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209316.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20201112201 its reverse (10221110202), we get a palindrome (30422222403).
The spelling of 20201112201 in words is "twenty billion, two hundred one million, one hundred twelve thousand, two hundred one".
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