Base | Representation |
---|---|
bin | 11010101100111… |
… | …11100000000101 |
3 | 120121111101020111 |
4 | 31112133200011 |
5 | 424321000010 |
6 | 34121033021 |
7 | 5356653145 |
oct | 1526374005 |
9 | 517441214 |
10 | 224000005 |
11 | 105495579 |
12 | 63025771 |
13 | 3753b2a8 |
14 | 21a6c925 |
15 | 149ea58a |
hex | d59f805 |
224000005 has 4 divisors (see below), whose sum is σ = 268800012. Its totient is φ = 179200000.
The previous prime is 223999903. The next prime is 224000047. The reversal of 224000005 is 500000422.
It is a happy number.
224000005 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: 500000422 = 2 ⋅250000211.
It can be written as a sum of positive squares in 2 ways, for example, as 120428676 + 103571329 = 10974^2 + 10177^2 .
It is not a de Polignac number, because 224000005 - 219 = 223475717 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22399996 + ... + 22400005.
It is an arithmetic number, because the mean of its divisors is an integer number (67200003).
Almost surely, 2224000005 is an apocalyptic number.
It is an amenable number.
224000005 is a deficient number, since it is larger than the sum of its proper divisors (44800007).
224000005 is an equidigital number, since it uses as much as digits as its factorization.
224000005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44800006.
The product of its (nonzero) digits is 80, while the sum is 13.
The square root of 224000005 is about 14966.6297141340. The cubic root of 224000005 is about 607.3177988939.
Adding to 224000005 its reverse (500000422), we get a palindrome (724000427).
The spelling of 224000005 in words is "two hundred twenty-four million, five", and thus it is an aban number.
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