Base | Representation |
---|---|
bin | 11010100110111… |
… | …01000000000010 |
3 | 120112222220102000 |
4 | 31103131000002 |
5 | 424120001310 |
6 | 34052004430 |
7 | 5350124400 |
oct | 1523350002 |
9 | 515886360 |
10 | 223203330 |
11 | 104aa0a69 |
12 | 62900716 |
13 | 3731c79c |
14 | 21902470 |
15 | 148de4c0 |
hex | d4dd002 |
223203330 has 96 divisors (see below), whose sum is σ = 692426880. Its totient is φ = 51014880.
The previous prime is 223203271. The next prime is 223203371. The reversal of 223203330 is 33302322.
It is a super-3 number, since 3×2232033303 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4795 + ... + 21665.
It is an arithmetic number, because the mean of its divisors is an integer number (7212780).
Almost surely, 2223203330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223203330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346213440).
223203330 is an abundant number, since it is smaller than the sum of its proper divisors (469223550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223203330 is a wasteful number, since it uses less digits than its factorization.
223203330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16901 (or 16888 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 18.
The square root of 223203330 is about 14939.9909638527. The cubic root of 223203330 is about 606.5969512263.
Adding to 223203330 its reverse (33302322), we get a palindrome (256505652).
The spelling of 223203330 in words is "two hundred twenty-three million, two hundred three thousand, three hundred thirty".
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