Base | Representation |
---|---|
bin | 100000010110100010011… |
… | …111010111010111110100 |
3 | 21212112112022121022111001 |
4 | 200112202133113113310 |
5 | 242411130400120340 |
6 | 4421200214453044 |
7 | 316423366044460 |
oct | 40264237272764 |
9 | 7775468538431 |
10 | 2223224223220 |
11 | 7879561296a0 |
12 | 2baa61364184 |
13 | 13185922b460 |
14 | 798671494a0 |
15 | 3cc702a329a |
hex | 205a27d75f4 |
2223224223220 has 96 divisors (see below), whose sum is σ = 6268559544576. Its totient is φ = 639648921600.
The previous prime is 2223224223217. The next prime is 2223224223247. The reversal of 2223224223220 is 223224223222.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55505061 + ... + 55545100.
It is an arithmetic number, because the mean of its divisors is an integer number (65297495256).
Almost surely, 22223224223220 is an apocalyptic number.
2223224223220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2223224223220 is an abundant number, since it is smaller than the sum of its proper divisors (4045335321356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2223224223220 is a wasteful number, since it uses less digits than its factorization.
2223224223220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111050201 (or 111050199 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 28.
Adding to 2223224223220 its reverse (223224223222), we get a palindrome (2446448446442).
The spelling of 2223224223220 in words is "two trillion, two hundred twenty-three billion, two hundred twenty-four million, two hundred twenty-three thousand, two hundred twenty".
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