Base | Representation |
---|---|
bin | 10010101110100110… |
… | …100000111001110010 |
3 | 1220220110000020212121 |
4 | 102232212200321302 |
5 | 312140423413020 |
6 | 13123225544454 |
7 | 1311216250123 |
oct | 225646407162 |
9 | 56813006777 |
10 | 20109201010 |
11 | 858a135398 |
12 | 3a9264512a |
13 | 1b861c0412 |
14 | d8a9d004a |
15 | 7ca63bbaa |
hex | 4ae9a0e72 |
20109201010 has 8 divisors (see below), whose sum is σ = 36196561836. Its totient is φ = 8043680400.
The previous prime is 20109200999. The next prime is 20109201037. The reversal of 20109201010 is 1010290102.
20109201010 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 20058207129 + 50993881 = 141627^2 + 7141^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005460041 + ... + 1005460060.
Almost surely, 220109201010 is an apocalyptic number.
20109201010 is a deficient number, since it is larger than the sum of its proper divisors (16087360826).
20109201010 is a wasteful number, since it uses less digits than its factorization.
20109201010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2010920108.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 20109201010 its reverse (1010290102), we get a palindrome (21119491112).
The spelling of 20109201010 in words is "twenty billion, one hundred nine million, two hundred one thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •