Base | Representation |
---|---|
bin | 1011010000100… |
… | …1110110000111 |
3 | 10021212100020021 |
4 | 2310021312013 |
5 | 44042214442 |
6 | 4404120011 |
7 | 1112262565 |
oct | 264116607 |
9 | 107770207 |
10 | 47226247 |
11 | 24726862 |
12 | 13996007 |
13 | 9a26a33 |
14 | 63b4a35 |
15 | 422ce67 |
hex | 2d09d87 |
47226247 has 4 divisors (see below), whose sum is σ = 47245176. Its totient is φ = 47207320.
The previous prime is 47226241. The next prime is 47226251. The reversal of 47226247 is 74262274.
47226247 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.
It is a cyclic number.
It is not a de Polignac number, because 47226247 - 219 = 46701959 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47226241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5029 + ... + 10942.
It is an arithmetic number, because the mean of its divisors is an integer number (11811294).
Almost surely, 247226247 is an apocalyptic number.
47226247 is a deficient number, since it is larger than the sum of its proper divisors (18929).
47226247 is a wasteful number, since it uses less digits than its factorization.
47226247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18928.
The product of its digits is 37632, while the sum is 34.
The square root of 47226247 is about 6872.1355487214. The cubic root of 47226247 is about 361.4607494623.
The spelling of 47226247 in words is "forty-seven million, two hundred twenty-six thousand, two hundred forty-seven".
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