Base | Representation |
---|---|
bin | 101101111110100111… |
… | …010110110001111001 |
3 | 11201102121021021111211 |
4 | 231332213112301321 |
5 | 1302101413331033 |
6 | 34402454323121 |
7 | 3365256416251 |
oct | 557647266171 |
9 | 151377237454 |
10 | 49368886393 |
11 | 19a344a4062 |
12 | 96996594a1 |
13 | 486a09c318 |
14 | 25649a8961 |
15 | 143e27d2cd |
hex | b7e9d6c79 |
49368886393 has 4 divisors (see below), whose sum is σ = 49402911888. Its totient is φ = 49334860900.
The previous prime is 49368886373. The next prime is 49368886409. The reversal of 49368886393 is 39368886394.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 49368886393 - 25 = 49368886361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49368886373) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17010571 + ... + 17013472.
It is an arithmetic number, because the mean of its divisors is an integer number (12350727972).
Almost surely, 249368886393 is an apocalyptic number.
It is an amenable number.
49368886393 is a deficient number, since it is larger than the sum of its proper divisors (34025495).
49368886393 is a wasteful number, since it uses less digits than its factorization.
49368886393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34025494.
The product of its digits is 161243136, while the sum is 67.
Subtracting from 49368886393 its reverse (39368886394), we obtain a palindrome (9999999999).
The spelling of 49368886393 in words is "forty-nine billion, three hundred sixty-eight million, eight hundred eighty-six thousand, three hundred ninety-three".
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