Base | Representation |
---|---|
bin | 11010110001111… |
… | …11001001000001 |
3 | 120122201121012102 |
4 | 31120333021001 |
5 | 430002411024 |
6 | 34143040145 |
7 | 5365345415 |
oct | 1530771101 |
9 | 518647172 |
10 | 224653889 |
11 | 1058a1879 |
12 | 632a0055 |
13 | 37709ac5 |
14 | 21b9cd45 |
15 | 14ac91ae |
hex | d63f241 |
224653889 has 4 divisors (see below), whose sum is σ = 227178180. Its totient is φ = 222129600.
The previous prime is 224653879. The next prime is 224653901. The reversal of 224653889 is 988356422.
224653889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 988356422 = 2 ⋅494178211.
It can be written as a sum of positive squares in 2 ways, for example, as 120450625 + 104203264 = 10975^2 + 10208^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-224653889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (224653829) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262012 + ... + 1262189.
It is an arithmetic number, because the mean of its divisors is an integer number (56794545).
Almost surely, 2224653889 is an apocalyptic number.
It is an amenable number.
224653889 is a deficient number, since it is larger than the sum of its proper divisors (2524291).
224653889 is an equidigital number, since it uses as much as digits as its factorization.
224653889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2524290.
The product of its digits is 829440, while the sum is 47.
The square root of 224653889 is about 14988.4585264796. The cubic root of 224653889 is about 607.9081703200.
The spelling of 224653889 in words is "two hundred twenty-four million, six hundred fifty-three thousand, eight hundred eighty-nine".
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