Base | Representation |
---|---|
bin | 1100000101101011… |
… | …0011111010000000 |
3 | 22101011002122201211 |
4 | 3001122303322000 |
5 | 23121211443130 |
6 | 1254000135504 |
7 | 143262210616 |
oct | 30132637200 |
9 | 8334078654 |
10 | 3245031040 |
11 | 141580a939 |
12 | 766907594 |
13 | 3c93a7314 |
14 | 22ad8b6b6 |
15 | 13ed45a2a |
hex | c16b3e80 |
3245031040 has 64 divisors (see below), whose sum is σ = 7864034760. Its totient is φ = 1280212992.
The previous prime is 3245031037. The next prime is 3245031089. The reversal of 3245031040 is 401305423.
It can be written as a sum of positive squares in 4 ways, for example, as 2065520704 + 1179510336 = 45448^2 + 34344^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11992 + ... + 81448.
Almost surely, 23245031040 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3245031040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3932017380).
3245031040 is an abundant number, since it is smaller than the sum of its proper divisors (4619003720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3245031040 is an equidigital number, since it uses as much as digits as its factorization.
3245031040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69549 (or 69537 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 3245031040 is about 56965.1739223185. The cubic root of 3245031040 is about 1480.4927504619.
Adding to 3245031040 its reverse (401305423), we get a palindrome (3646336463).
The spelling of 3245031040 in words is "three billion, two hundred forty-five million, thirty-one thousand, forty".
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