Base | Representation |
---|---|
bin | 1111001101111100000000 |
3 | 21111200012221 |
4 | 33031330000 |
5 | 2010123443 |
6 | 221300424 |
7 | 45623314 |
oct | 17157400 |
9 | 7450187 |
10 | 3989248 |
11 | 22851aa |
12 | 1404714 |
13 | a98a03 |
14 | 75bb44 |
15 | 53beed |
hex | 3cdf00 |
3989248 has 18 divisors (see below), whose sum is σ = 7963424. Its totient is φ = 1994496.
The previous prime is 3989243. The next prime is 3989261. The reversal of 3989248 is 8429893.
It is a happy number.
3989248 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3989243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7536 + ... + 8047.
Almost surely, 23989248 is an apocalyptic number.
It is an amenable number.
3989248 is a deficient number, since it is larger than the sum of its proper divisors (3974176).
3989248 is an equidigital number, since it uses as much as digits as its factorization.
3989248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15599 (or 15585 counting only the distinct ones).
The product of its digits is 124416, while the sum is 43.
The square root of 3989248 is about 1997.3101912322. The cubic root of 3989248 is about 158.5977464328.
The spelling of 3989248 in words is "three million, nine hundred eighty-nine thousand, two hundred forty-eight".
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