Base | Representation |
---|---|
bin | 11010100000001… |
… | …11110111011010 |
3 | 120111100112212200 |
4 | 31100013313122 |
5 | 423404032310 |
6 | 34021151030 |
7 | 5336530245 |
oct | 1520076732 |
9 | 514315780 |
10 | 222330330 |
11 | 104555082 |
12 | 6255b476 |
13 | 370a5311 |
14 | 2175625c |
15 | 147ba9c0 |
hex | d407dda |
222330330 has 24 divisors (see below), whose sum is σ = 578059092. Its totient is φ = 59288064.
The previous prime is 222330319. The next prime is 222330371. The reversal of 222330330 is 33033222.
222330330 is a `hidden beast` number, since 2 + 2 + 2 + 330 + 330 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 220611609 + 1718721 = 14853^2 + 1311^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1235079 + ... + 1235258.
Almost surely, 2222330330 is an apocalyptic number.
222330330 is an abundant number, since it is smaller than the sum of its proper divisors (355728762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222330330 is a wasteful number, since it uses less digits than its factorization.
222330330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2470350 (or 2470347 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 18.
The square root of 222330330 is about 14910.7454542018. The cubic root of 222330330 is about 605.8050707884.
Adding to 222330330 its reverse (33033222), we get a palindrome (255363552).
The spelling of 222330330 in words is "two hundred twenty-two million, three hundred thirty thousand, three hundred thirty".
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