Base | Representation |
---|---|
bin | 11010101000101… |
… | …11010001011100 |
3 | 120120110000211002 |
4 | 31110113101130 |
5 | 424200121022 |
6 | 34101045432 |
7 | 5352140303 |
oct | 1524272134 |
9 | 516400732 |
10 | 223442012 |
11 | 105144322 |
12 | 629b6878 |
13 | 373a4311 |
14 | 2196543a |
15 | 1493a092 |
hex | d51745c |
223442012 has 12 divisors (see below), whose sum is σ = 392001456. Its totient is φ = 111441600.
The previous prime is 223442003. The next prime is 223442029. The reversal of 223442012 is 210244322.
223442012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68048 + ... + 71255.
It is an arithmetic number, because the mean of its divisors is an integer number (32666788).
Almost surely, 2223442012 is an apocalyptic number.
It is an amenable number.
223442012 is a deficient number, since it is larger than the sum of its proper divisors (168559444).
223442012 is a wasteful number, since it uses less digits than its factorization.
223442012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139708 (or 139706 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 223442012 is about 14947.9768530728. The cubic root of 223442012 is about 606.8130952478.
Adding to 223442012 its reverse (210244322), we get a palindrome (433686334).
The spelling of 223442012 in words is "two hundred twenty-three million, four hundred forty-two thousand, twelve".
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