Base | Representation |
---|---|
bin | 100011011001011100… |
… | …010101000111100111 |
3 | 10122002211102100100202 |
4 | 203121130111013213 |
5 | 1110320000231100 |
6 | 25243251301115 |
7 | 2513604101051 |
oct | 433134250747 |
9 | 118084370322 |
10 | 38007820775 |
11 | 15134473331 |
12 | 74488aa79b |
13 | 3779415ba2 |
14 | 1ba7b8a8d1 |
15 | ec6b6b7d5 |
hex | 8d97151e7 |
38007820775 has 6 divisors (see below), whose sum is σ = 47129697792. Its totient is φ = 30406256600.
The previous prime is 38007820693. The next prime is 38007820777. The reversal of 38007820775 is 57702870083.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-38007820775 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38007820777) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 760156391 + ... + 760156440.
It is an arithmetic number, because the mean of its divisors is an integer number (7854949632).
Almost surely, 238007820775 is an apocalyptic number.
38007820775 is a deficient number, since it is larger than the sum of its proper divisors (9121877017).
38007820775 is a wasteful number, since it uses less digits than its factorization.
38007820775 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1520312841 (or 1520312836 counting only the distinct ones).
The product of its (nonzero) digits is 658560, while the sum is 47.
The spelling of 38007820775 in words is "thirty-eight billion, seven million, eight hundred twenty thousand, seven hundred seventy-five".
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