Base | Representation |
---|---|
bin | 11001010001011… |
… | …01110111011110 |
3 | 112202220201122002 |
4 | 30220231313132 |
5 | 413233001342 |
6 | 33011522302 |
7 | 5152654310 |
oct | 1450556736 |
9 | 482821562 |
10 | 212000222 |
11 | a97399a5 |
12 | 5abb9392 |
13 | 34bc9425 |
14 | 202277b0 |
15 | 13929d32 |
hex | ca2ddde |
212000222 has 8 divisors (see below), whose sum is σ = 363428976. Its totient is φ = 90857232.
The previous prime is 212000219. The next prime is 212000267. The reversal of 212000222 is 222000212.
It is a sphenic number, since it is the product of 3 distinct primes.
212000222 is a modest number, since divided by 222 gives 212 as remainder.
It is a congruent number.
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, 7571423 + ... + 7571450.
It is an arithmetic number, because the mean of its divisors is an integer number (45428622).
Almost surely, 2212000222 is an apocalyptic number.
212000222 is a deficient number, since it is larger than the sum of its proper divisors (151428754).
212000222 is a wasteful number, since it uses less digits than its factorization.
212000222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15142882.
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 212000222 is about 14560.2274020703. The cubic root of 212000222 is about 596.2734039074.
Adding to 212000222 its reverse (222000212), we get a palindrome (434000434).
The spelling of 212000222 in words is "two hundred twelve million, two hundred twenty-two", and thus it is an aban number.
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