Base | Representation |
---|---|
bin | 11010110000110… |
… | …01100111111100 |
3 | 120122102210101222 |
4 | 31120121213330 |
5 | 424433001340 |
6 | 34135452512 |
7 | 5364135410 |
oct | 1530314774 |
9 | 518383358 |
10 | 224500220 |
11 | 1057a737a |
12 | 63227138 |
13 | 37684b89 |
14 | 21b5cd40 |
15 | 14a988b5 |
hex | d6199fc |
224500220 has 24 divisors (see below), whose sum is σ = 538800864. Its totient is φ = 76971456.
The previous prime is 224500207. The next prime is 224500229. The reversal of 224500220 is 22005422.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224500229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 801647 + ... + 801926.
It is an arithmetic number, because the mean of its divisors is an integer number (22450036).
Almost surely, 2224500220 is an apocalyptic number.
224500220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
224500220 is an abundant number, since it is smaller than the sum of its proper divisors (314300644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224500220 is a wasteful number, since it uses less digits than its factorization.
224500220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1603589 (or 1603587 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 224500220 is about 14983.3314052650. The cubic root of 224500220 is about 607.7695304640.
Adding to 224500220 its reverse (22005422), we get a palindrome (246505642).
The spelling of 224500220 in words is "two hundred twenty-four million, five hundred thousand, two hundred twenty".
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