Base | Representation |
---|---|
bin | 1011011001011… |
… | …0111101000000 |
3 | 10022221201001211 |
4 | 2312112331000 |
5 | 44214213344 |
6 | 4424335504 |
7 | 1120220626 |
oct | 266267500 |
9 | 108851054 |
10 | 47804224 |
11 | 24a91026 |
12 | 14014594 |
13 | 9b99b30 |
14 | 64c5516 |
15 | 42e4334 |
hex | 2d96f40 |
47804224 has 28 divisors (see below), whose sum is σ = 102160324. Its totient is φ = 22063104.
The previous prime is 47804191. The next prime is 47804227. The reversal of 47804224 is 42240874.
47804224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 20430400 + 27373824 = 4520^2 + 5232^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47804227) 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, 27897 + ... + 29560.
It is an arithmetic number, because the mean of its divisors is an integer number (3648583).
Almost surely, 247804224 is an apocalyptic number.
It is an amenable number.
47804224 is an abundant number, since it is smaller than the sum of its proper divisors (54356100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47804224 is a wasteful number, since it uses less digits than its factorization.
47804224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57482 (or 57472 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 31.
The square root of 47804224 is about 6914.0598782481. The cubic root of 47804224 is about 362.9293500107.
The spelling of 47804224 in words is "forty-seven million, eight hundred four thousand, two hundred twenty-four".
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