Base | Representation |
---|---|
bin | 10010110100000101… |
… | …011110001000011001 |
3 | 1221010212010101210010 |
4 | 102310011132020121 |
5 | 312333001432301 |
6 | 13140313512133 |
7 | 1313414246145 |
oct | 226405361031 |
9 | 57125111703 |
10 | 20201202201 |
11 | 8627063234 |
12 | 3ab9412649 |
13 | 1b9c2931ab |
14 | d98cdc225 |
15 | 7d37615d6 |
hex | 4b415e219 |
20201202201 has 8 divisors (see below), whose sum is σ = 26935683264. Its totient is φ = 13467094640.
The previous prime is 20201202199. The next prime is 20201202269. The reversal of 20201202201 is 10220210202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20201202201 - 21 = 20201202199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20201203201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77500 + ... + 215426.
It is an arithmetic number, because the mean of its divisors is an integer number (3366960408).
Almost surely, 220201202201 is an apocalyptic number.
It is an amenable number.
20201202201 is a deficient number, since it is larger than the sum of its proper divisors (6734481063).
20201202201 is a wasteful number, since it uses less digits than its factorization.
20201202201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186751.
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 20201202201 its reverse (10220210202), we get a palindrome (30421412403).
The spelling of 20201202201 in words is "twenty billion, two hundred one million, two hundred two thousand, two hundred one".
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