Base | Representation |
---|---|
bin | 10010101000000110… |
… | …010111101001100001 |
3 | 1220121211201220210022 |
4 | 102220012113221201 |
5 | 311430012024301 |
6 | 13104331443225 |
7 | 1305423066050 |
oct | 225006275141 |
9 | 56554656708 |
10 | 20000111201 |
11 | 85335a5624 |
12 | 3a61bb6515 |
13 | 1b69716435 |
14 | d7a314397 |
15 | 7c0c8dd1b |
hex | 4a8197a61 |
20000111201 has 8 divisors (see below), whose sum is σ = 22861418880. Its totient is φ = 17139840768.
The previous prime is 20000111191. The next prime is 20000111221. The reversal of 20000111201 is 10211100002.
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 20000111201 - 226 = 19933002337 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20000111221) 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, 217541 + ... + 295506.
It is an arithmetic number, because the mean of its divisors is an integer number (2857677360).
Almost surely, 220000111201 is an apocalyptic number.
It is an amenable number.
20000111201 is a deficient number, since it is larger than the sum of its proper divisors (2861307679).
20000111201 is an equidigital number, since it uses as much as digits as its factorization.
20000111201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518623.
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 20000111201 its reverse (10211100002), we get a palindrome (30211211203).
The spelling of 20000111201 in words is "twenty billion, one hundred eleven thousand, two hundred one".
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