Base | Representation |
---|---|
bin | 1011010010001… |
… | …1010001110101 |
3 | 10022001122010120 |
4 | 2310203101311 |
5 | 44104033141 |
6 | 4410242153 |
7 | 1113205365 |
oct | 264432165 |
9 | 108048116 |
10 | 47330421 |
11 | 24798056 |
12 | 13a26359 |
13 | 9a62288 |
14 | 64009a5 |
15 | 424dc66 |
hex | 2d23475 |
47330421 has 8 divisors (see below), whose sum is σ = 63341184. Its totient is φ = 31436640.
The previous prime is 47330419. The next prime is 47330429. The reversal of 47330421 is 12403374.
47330421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 47330421 - 21 = 47330419 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 47330391 and 47330400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47330429) 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 7 ways as a sum of consecutive naturals, for example, 28296 + ... + 29921.
It is an arithmetic number, because the mean of its divisors is an integer number (7917648).
Almost surely, 247330421 is an apocalyptic number.
It is an amenable number.
47330421 is a deficient number, since it is larger than the sum of its proper divisors (16010763).
47330421 is a wasteful number, since it uses less digits than its factorization.
47330421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58491.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 47330421 is about 6879.7108224111. The cubic root of 47330421 is about 361.7263303023.
Adding to 47330421 its reverse (12403374), we get a palindrome (59733795).
The spelling of 47330421 in words is "forty-seven million, three hundred thirty thousand, four hundred twenty-one".
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