Base | Representation |
---|---|
bin | 11001011010110… |
… | …00111110000110 |
3 | 112212012222012012 |
4 | 30231120332012 |
5 | 414041202400 |
6 | 33054054222 |
7 | 5166246152 |
oct | 1455307606 |
9 | 485188165 |
10 | 213225350 |
11 | aa3a63a8 |
12 | 5b4aa372 |
13 | 35237c60 |
14 | 20466062 |
15 | 13abcd35 |
hex | cb58f86 |
213225350 has 48 divisors (see below), whose sum is σ = 431034912. Its totient is φ = 78005760.
The previous prime is 213225349. The next prime is 213225361. The reversal of 213225350 is 53522312.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71999 + ... + 74901.
It is an arithmetic number, because the mean of its divisors is an integer number (8979894).
Almost surely, 2213225350 is an apocalyptic number.
213225350 is an abundant number, since it is smaller than the sum of its proper divisors (217809562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213225350 is a wasteful number, since it uses less digits than its factorization.
213225350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3041 (or 3036 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 213225350 is about 14602.2378421939. The cubic root of 213225350 is about 597.4197998131.
Adding to 213225350 its reverse (53522312), we get a palindrome (266747662).
The spelling of 213225350 in words is "two hundred thirteen million, two hundred twenty-five thousand, three hundred fifty".
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