Base | Representation |
---|---|
bin | 10000101111101100… |
… | …01010100110010110 |
3 | 212012112021210222002 |
4 | 20113312022212112 |
5 | 121402420303000 |
6 | 4044023035302 |
7 | 435531551651 |
oct | 102766124626 |
9 | 25175253862 |
10 | 8990009750 |
11 | 38a3698427 |
12 | 18aa89bb32 |
13 | b03692cc7 |
14 | 613d74898 |
15 | 3793a68d5 |
hex | 217d8a996 |
8990009750 has 32 divisors (see below), whose sum is σ = 17080513632. Its totient is φ = 3542325600.
The previous prime is 8990009713. The next prime is 8990009753. The reversal of 8990009750 is 579000998.
8990009750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 8990009695 and 8990009704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8990009753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251609 + ... + 285108.
It is an arithmetic number, because the mean of its divisors is an integer number (533766051).
Almost surely, 28990009750 is an apocalyptic number.
8990009750 is a deficient number, since it is larger than the sum of its proper divisors (8090503882).
8990009750 is a wasteful number, since it uses less digits than its factorization.
8990009750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 536801 (or 536791 counting only the distinct ones).
The product of its (nonzero) digits is 204120, while the sum is 47.
The square root of 8990009750 is about 94815.6619446387. The cubic root of 8990009750 is about 2079.3138878239.
The spelling of 8990009750 in words is "eight billion, nine hundred ninety million, nine thousand, seven hundred fifty".
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