Base | Representation |
---|---|
bin | 11010101010111… |
… | …11101010100000 |
3 | 120121000002120011 |
4 | 31111133222200 |
5 | 424234113103 |
6 | 34111254304 |
7 | 5354513626 |
oct | 1525375240 |
9 | 517002504 |
10 | 223738528 |
11 | 105327082 |
12 | 62b1a394 |
13 | 37479280 |
14 | 21a01516 |
15 | 14997d6d |
hex | d55faa0 |
223738528 has 48 divisors (see below), whose sum is σ = 499353120. Its totient is φ = 97825536.
The previous prime is 223738511. The next prime is 223738573. The reversal of 223738528 is 825837322.
It is a super-3 number, since 3×2237385283 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6250 + ... + 22057.
It is an arithmetic number, because the mean of its divisors is an integer number (10403190).
Almost surely, 2223738528 is an apocalyptic number.
It is an amenable number.
223738528 is an abundant number, since it is smaller than the sum of its proper divisors (275614592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223738528 is a wasteful number, since it uses less digits than its factorization.
223738528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28349 (or 28341 counting only the distinct ones).
The product of its digits is 161280, while the sum is 40.
The square root of 223738528 is about 14957.8918300675. The cubic root of 223738528 is about 607.0813979087.
The spelling of 223738528 in words is "two hundred twenty-three million, seven hundred thirty-eight thousand, five hundred twenty-eight".
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