Base | Representation |
---|---|
bin | 1011010010111… |
… | …1111000000001 |
3 | 10022011020220112 |
4 | 2310233320001 |
5 | 44112211032 |
6 | 4411321105 |
7 | 1113511664 |
oct | 264577001 |
9 | 108136815 |
10 | 47382017 |
11 | 248228a1 |
12 | 13a50195 |
13 | 9a7c8c7 |
14 | 64156db |
15 | 425e1b2 |
hex | 2d2fe01 |
47382017 has 2 divisors, whose sum is σ = 47382018. Its totient is φ = 47382016.
The previous prime is 47382011. The next prime is 47382059. The reversal of 47382017 is 71028374.
It is a happy number.
47382017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 47348161 + 33856 = 6881^2 + 184^2 .
It is a cyclic number.
It is not a de Polignac number, because 47382017 - 212 = 47377921 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (47382011) 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 as a sum of consecutive naturals, namely, 23691008 + 23691009.
It is an arithmetic number, because the mean of its divisors is an integer number (23691009).
Almost surely, 247382017 is an apocalyptic number.
It is an amenable number.
47382017 is a deficient number, since it is larger than the sum of its proper divisors (1).
47382017 is an equidigital number, since it uses as much as digits as its factorization.
47382017 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9408, while the sum is 32.
The square root of 47382017 is about 6883.4596679286. The cubic root of 47382017 is about 361.8577246822.
The spelling of 47382017 in words is "forty-seven million, three hundred eighty-two thousand, seventeen".
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