Base | Representation |
---|---|
bin | 11010100111000… |
… | …01011000111000 |
3 | 120120000211001201 |
4 | 31103201120320 |
5 | 424121040204 |
6 | 34052223544 |
7 | 5350230655 |
oct | 1523413070 |
9 | 516024051 |
10 | 223221304 |
11 | 105003519 |
12 | 6290abb4 |
13 | 37327a17 |
14 | 21908c2c |
15 | 148e49a4 |
hex | d4e1638 |
223221304 has 16 divisors (see below), whose sum is σ = 419225400. Its totient is φ = 111427872.
The previous prime is 223221301. The next prime is 223221307. The reversal of 223221304 is 403122322.
It is an interprime number because it is at equal distance from previous prime (223221301) and next prime (223221307).
It is a super-3 number, since 3×2232213043 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223221301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17587 + ... + 27490.
Almost surely, 2223221304 is an apocalyptic number.
It is an amenable number.
223221304 is a deficient number, since it is larger than the sum of its proper divisors (196004096).
223221304 is a wasteful number, since it uses less digits than its factorization.
223221304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45702 (or 45698 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 223221304 is about 14940.5924915982. The cubic root of 223221304 is about 606.6132333623.
Adding to 223221304 its reverse (403122322), we get a palindrome (626343626).
The spelling of 223221304 in words is "two hundred twenty-three million, two hundred twenty-one thousand, three hundred four".
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