Base | Representation |
---|---|
bin | 11010101000010… |
… | …00110000000000 |
3 | 120120100000012222 |
4 | 31110020300000 |
5 | 424141220103 |
6 | 34055510212 |
7 | 5351502005 |
oct | 1524106000 |
9 | 516300188 |
10 | 223382528 |
11 | 105103666 |
12 | 62988368 |
13 | 37383215 |
14 | 2194b8ac |
15 | 14927638 |
hex | d508c00 |
223382528 has 66 divisors (see below), whose sum is σ = 463448988. Its totient is φ = 107612160.
The previous prime is 223382521. The next prime is 223382531. The reversal of 223382528 is 825283322.
It is not an unprimeable number, because it can be changed into a prime (223382521) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 983951 + ... + 984177.
Almost surely, 2223382528 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223382528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231724494).
223382528 is an abundant number, since it is smaller than the sum of its proper divisors (240066460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223382528 is an equidigital number, since it uses as much as digits as its factorization.
223382528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 309 (or 260 counting only the distinct ones).
The product of its digits is 46080, while the sum is 35.
The square root of 223382528 is about 14945.9870199328. The cubic root of 223382528 is about 606.7592425376.
The spelling of 223382528 in words is "two hundred twenty-three million, three hundred eighty-two thousand, five hundred twenty-eight".
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