Base | Representation |
---|---|
bin | 1100010101110101110… |
… | …0010110100101000110 |
3 | 202021021010010101211211 |
4 | 3011131130112211012 |
5 | 11433204401023420 |
6 | 241222352122034 |
7 | 21214036465114 |
oct | 3053534264506 |
9 | 667233111754 |
10 | 212021111110 |
11 | 81a10431976 |
12 | 3511153631a |
13 | 16cbb965a83 |
14 | a394836ab4 |
15 | 57ad9b4e5a |
hex | 315d716946 |
212021111110 has 8 divisors (see below), whose sum is σ = 381638000016. Its totient is φ = 84808444440.
The previous prime is 212021111083. The next prime is 212021111123. The reversal of 212021111110 is 11111120212.
It is a happy number.
212021111110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10601055546 + ... + 10601055565.
It is an arithmetic number, because the mean of its divisors is an integer number (47704750002).
Almost surely, 2212021111110 is an apocalyptic number.
212021111110 is a deficient number, since it is larger than the sum of its proper divisors (169616888906).
212021111110 is a wasteful number, since it uses less digits than its factorization.
212021111110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21202111118.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 212021111110 its reverse (11111120212), we get a palindrome (223132231322).
The spelling of 212021111110 in words is "two hundred twelve billion, twenty-one million, one hundred eleven thousand, one hundred ten".
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