Base | Representation |
---|---|
bin | 11010100111110… |
… | …01100001001100 |
3 | 120120012211122022 |
4 | 31103321201030 |
5 | 424132221030 |
6 | 34054305312 |
7 | 5351122061 |
oct | 1523714114 |
9 | 516184568 |
10 | 223320140 |
11 | 1050707aa |
12 | 62958238 |
13 | 373609c4 |
14 | 21932c68 |
15 | 14913de5 |
hex | d4f984c |
223320140 has 24 divisors (see below), whose sum is σ = 475399680. Its totient is φ = 88103808.
The previous prime is 223320137. The next prime is 223320151. The reversal of 223320140 is 41023322.
223320140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 75020 + ... + 77939.
It is an arithmetic number, because the mean of its divisors is an integer number (19808320).
Almost surely, 2223320140 is an apocalyptic number.
223320140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223320140 is an abundant number, since it is smaller than the sum of its proper divisors (252079540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223320140 is a wasteful number, since it uses less digits than its factorization.
223320140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153041 (or 153039 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 223320140 is about 14943.8997587644. The cubic root of 223320140 is about 606.7027504735.
Adding to 223320140 its reverse (41023322), we get a palindrome (264343462).
The spelling of 223320140 in words is "two hundred twenty-three million, three hundred twenty thousand, one hundred forty".
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