Base | Representation |
---|---|
bin | 10010110100000101… |
… | …000111101100100001 |
3 | 1221010211221201201120 |
4 | 102310011013230201 |
5 | 312332441012210 |
6 | 13140311522453 |
7 | 1313413414215 |
oct | 226405075441 |
9 | 57124851646 |
10 | 20201110305 |
11 | 8627000192 |
12 | 3ab9389429 |
13 | 1b9c26040c |
14 | d98cb6945 |
15 | 7d3744270 |
hex | 4b4147b21 |
20201110305 has 8 divisors (see below), whose sum is σ = 32321776512. Its totient is φ = 10773925488.
The previous prime is 20201110297. The next prime is 20201110337. The reversal of 20201110305 is 50301110202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20201110305 - 23 = 20201110297 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 1346740687 = 20201110305 / (2 + 0 + 2 + 0 + 1 + 1 + 1 + 0 + 3 + 0 + 5).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673370329 + ... + 673370358.
It is an arithmetic number, because the mean of its divisors is an integer number (4040222064).
Almost surely, 220201110305 is an apocalyptic number.
It is an amenable number.
20201110305 is a deficient number, since it is larger than the sum of its proper divisors (12120666207).
20201110305 is a wasteful number, since it uses less digits than its factorization.
20201110305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1346740695.
The product of its (nonzero) digits is 60, while the sum is 15.
Adding to 20201110305 its reverse (50301110202), we get a palindrome (70502220507).
The spelling of 20201110305 in words is "twenty billion, two hundred one million, one hundred ten thousand, three hundred five".
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