Base | Representation |
---|---|
bin | 1011110010011… |
… | …1011100000001 |
3 | 10110001001020211 |
4 | 2330213130001 |
5 | 100124211414 |
6 | 4523434121 |
7 | 1140162244 |
oct | 274473401 |
9 | 113031224 |
10 | 49444609 |
11 | 25a01515 |
12 | 14685941 |
13 | a322686 |
14 | 67d125b |
15 | 451a3c4 |
hex | 2f27701 |
49444609 has 2 divisors, whose sum is σ = 49444610. Its totient is φ = 49444608.
The previous prime is 49444589. The next prime is 49444627. The reversal of 49444609 is 90644494.
It is a happy number.
49444609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45603009 + 3841600 = 6753^2 + 1960^2 .
It is a cyclic number.
It is not a de Polignac number, because 49444609 - 215 = 49411841 is a prime.
It is not a weakly prime, because it can be changed into another prime (49444639) 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, 24722304 + 24722305.
It is an arithmetic number, because the mean of its divisors is an integer number (24722305).
Almost surely, 249444609 is an apocalyptic number.
It is an amenable number.
49444609 is a deficient number, since it is larger than the sum of its proper divisors (1).
49444609 is an equidigital number, since it uses as much as digits as its factorization.
49444609 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 124416, while the sum is 40.
The square root of 49444609 is about 7031.6860709221. The cubic root of 49444609 is about 367.0340159578.
The spelling of 49444609 in words is "forty-nine million, four hundred forty-four thousand, six hundred nine".
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