Base | Representation |
---|---|
bin | 1000001111011011… |
… | …1000011011110100 |
3 | 12201011122111221212 |
4 | 2003312320123310 |
5 | 14012310432403 |
6 | 1003303100552 |
7 | 105551260115 |
oct | 20366703364 |
9 | 5634574855 |
10 | 2212202228 |
11 | a35804305 |
12 | 518a41758 |
13 | 293414702 |
14 | 16db3620c |
15 | ce32c4d8 |
hex | 83db86f4 |
2212202228 has 12 divisors (see below), whose sum is σ = 3873599940. Its totient is φ = 1105459392.
The previous prime is 2212202221. The next prime is 2212202249. The reversal of 2212202228 is 8222022122.
It can be written as a sum of positive squares in 2 ways, for example, as 483472144 + 1728730084 = 21988^2 + 41578^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2212202221) by changing a digit.
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, 152633 + ... + 166496.
It is an arithmetic number, because the mean of its divisors is an integer number (322799995).
Almost surely, 22212202228 is an apocalyptic number.
It is an amenable number.
2212202228 is a deficient number, since it is larger than the sum of its proper divisors (1661397712).
2212202228 is a wasteful number, since it uses less digits than its factorization.
2212202228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320866 (or 320864 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 2212202228 is about 47034.0539184111. The cubic root of 2212202228 is about 1302.9915775219.
The spelling of 2212202228 in words is "two billion, two hundred twelve million, two hundred two thousand, two hundred twenty-eight".
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