Base | Representation |
---|---|
bin | 10010101001110010000000 |
3 | 100012102110001 |
4 | 102221302000 |
5 | 2222432403 |
6 | 252445344 |
7 | 56363524 |
oct | 22516200 |
9 | 10172401 |
10 | 4889728 |
11 | 283a7a8 |
12 | 1779854 |
13 | 102283c |
14 | 913d84 |
15 | 668c1d |
hex | 4a9c80 |
4889728 has 16 divisors (see below), whose sum is σ = 9741510. Its totient is φ = 2444800.
The previous prime is 4889711. The next prime is 4889741. The reversal of 4889728 is 8279884.
It can be written as a sum of positive squares in only one way, i.e., 4359744 + 529984 = 2088^2 + 728^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is a d-powerful number, because it can be written as 44 + 84 + 84 + 97 + 7 + 216 + 85 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18973 + ... + 19228.
Almost surely, 24889728 is an apocalyptic number.
It is an amenable number.
4889728 is a deficient number, since it is larger than the sum of its proper divisors (4851782).
4889728 is an equidigital number, since it uses as much as digits as its factorization.
4889728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38215 (or 38203 counting only the distinct ones).
The product of its digits is 258048, while the sum is 46.
The square root of 4889728 is about 2211.2729365684. The cubic root of 4889728 is about 169.7311552238.
The spelling of 4889728 in words is "four million, eight hundred eighty-nine thousand, seven hundred twenty-eight".
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