Base | Representation |
---|---|
bin | 11010010101001… |
… | …11001010010100 |
3 | 120101122011011002 |
4 | 31022213022110 |
5 | 423021320102 |
6 | 33530202432 |
7 | 5321332331 |
oct | 1512471224 |
9 | 511564132 |
10 | 220885652 |
11 | 103758729 |
12 | 61b83418 |
13 | 369ba890 |
14 | 2149b988 |
15 | 145d2902 |
hex | d2a7294 |
220885652 has 24 divisors (see below), whose sum is σ = 434386176. Its totient is φ = 97514208.
The previous prime is 220885627. The next prime is 220885661. The reversal of 220885652 is 256588022.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 91148 + ... + 93539.
It is an arithmetic number, because the mean of its divisors is an integer number (18099424).
Almost surely, 2220885652 is an apocalyptic number.
It is an amenable number.
220885652 is a deficient number, since it is larger than the sum of its proper divisors (213500524).
220885652 is a wasteful number, since it uses less digits than its factorization.
220885652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184727 (or 184725 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 38.
The square root of 220885652 is about 14862.2223102738. Note that the first 3 decimals coincide. The cubic root of 220885652 is about 604.4900668669.
The spelling of 220885652 in words is "two hundred twenty million, eight hundred eighty-five thousand, six hundred fifty-two".
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