Base | Representation |
---|---|
bin | 1011011000101… |
… | …0011010010001 |
3 | 10022212002121001 |
4 | 2312022122101 |
5 | 44211042344 |
6 | 4423302001 |
7 | 1116615064 |
oct | 266123221 |
9 | 108762531 |
10 | 47752849 |
11 | 24a56471 |
12 | 13baa901 |
13 | 9b7c631 |
14 | 64b08db |
15 | 42d3ed4 |
hex | 2d8a691 |
47752849 has 2 divisors, whose sum is σ = 47752850. Its totient is φ = 47752848.
The previous prime is 47752819. The next prime is 47752891. The reversal of 47752849 is 94825774.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 36240400 + 11512449 = 6020^2 + 3393^2 .
It is a cyclic number.
It is not a de Polignac number, because 47752849 - 27 = 47752721 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 47752799 and 47752808.
It is not a weakly prime, because it can be changed into another prime (47752819) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23876424 + 23876425.
It is an arithmetic number, because the mean of its divisors is an integer number (23876425).
Almost surely, 247752849 is an apocalyptic number.
It is an amenable number.
47752849 is a deficient number, since it is larger than the sum of its proper divisors (1).
47752849 is an equidigital number, since it uses as much as digits as its factorization.
47752849 is an evil number, because the sum of its binary digits is even.
The product of its digits is 564480, while the sum is 46.
The square root of 47752849 is about 6910.3436238728. The cubic root of 47752849 is about 362.7992905223.
The spelling of 47752849 in words is "forty-seven million, seven hundred fifty-two thousand, eight hundred forty-nine".
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