Base | Representation |
---|---|
bin | 11010100000011… |
… | …01011001011001 |
3 | 120111101200221202 |
4 | 31100031121121 |
5 | 423410243420 |
6 | 34021443545 |
7 | 5336653301 |
oct | 1520153131 |
9 | 514350852 |
10 | 222352985 |
11 | 1045700a8 |
12 | 625705b5 |
13 | 370b271a |
14 | 21760601 |
15 | 147c2575 |
hex | d40d659 |
222352985 has 8 divisors (see below), whose sum is σ = 268422336. Its totient is φ = 176816560.
The previous prime is 222352973. The next prime is 222353011. The reversal of 222352985 is 589253222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-222352985 is a prime.
It is a Duffinian number.
It is a Curzon 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, 132311 + ... + 133980.
It is an arithmetic number, because the mean of its divisors is an integer number (33552792).
Almost surely, 2222352985 is an apocalyptic number.
It is an amenable number.
222352985 is a deficient number, since it is larger than the sum of its proper divisors (46069351).
222352985 is a wasteful number, since it uses less digits than its factorization.
222352985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266463.
The product of its digits is 86400, while the sum is 38.
The square root of 222352985 is about 14911.5051218849. The cubic root of 222352985 is about 605.8256468501.
The spelling of 222352985 in words is "two hundred twenty-two million, three hundred fifty-two thousand, nine hundred eighty-five".
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