Base | Representation |
---|---|
bin | 1001001100010001101010… |
… | …10010101111111001011001 |
3 | 2122120100022102201221101221 |
4 | 10212020311102233321121 |
5 | 10122132221102432301 |
6 | 110553421222012041 |
7 | 4154225143614355 |
oct | 446106522577131 |
9 | 78510272657357 |
10 | 20213010202201 |
11 | 6493320341763 |
12 | 2325500277021 |
13 | b38103b374bb |
14 | 4dc45a1a2465 |
15 | 250bc05c4da1 |
hex | 1262354afe59 |
20213010202201 has 4 divisors (see below), whose sum is σ = 20225635444404. Its totient is φ = 20200384960000.
The previous prime is 20213010202141. The next prime is 20213010202219. The reversal of 20213010202201 is 10220201031202.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 17505010842201 + 2707999360000 = 4183899^2 + 1645600^2 .
It is a cyclic number.
It is not a de Polignac number, because 20213010202201 - 213 = 20213010194009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20213010202291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6312618700 + ... + 6312621901.
It is an arithmetic number, because the mean of its divisors is an integer number (5056408861101).
Almost surely, 220213010202201 is an apocalyptic number.
It is an amenable number.
20213010202201 is a deficient number, since it is larger than the sum of its proper divisors (12625242203).
20213010202201 is a wasteful number, since it uses less digits than its factorization.
20213010202201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12625242202.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 20213010202201 its reverse (10220201031202), we get a palindrome (30433211233403).
The spelling of 20213010202201 in words is "twenty trillion, two hundred thirteen billion, ten million, two hundred two thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •