Base | Representation |
---|---|
bin | 1110010010100000100001 |
3 | 21001022022021 |
4 | 32102200201 |
5 | 1424331300 |
6 | 212141441 |
7 | 43560526 |
oct | 16224041 |
9 | 7038267 |
10 | 3745825 |
11 | 2129326 |
12 | 1307881 |
13 | a11c85 |
14 | 6d714d |
15 | 4ded1a |
hex | 392821 |
3745825 has 12 divisors (see below), whose sum is σ = 4670460. Its totient is φ = 2980160.
The previous prime is 3745813. The next prime is 3745829. The reversal of 3745825 is 5285473.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 1361889 + 2383936 = 1167^2 + 1544^2 .
It is not a de Polignac number, because 3745825 - 27 = 3745697 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3745829) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6447 + ... + 7003.
It is an arithmetic number, because the mean of its divisors is an integer number (389205).
Almost surely, 23745825 is an apocalyptic number.
It is an amenable number.
3745825 is a deficient number, since it is larger than the sum of its proper divisors (924635).
3745825 is a wasteful number, since it uses less digits than its factorization.
3745825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 836 (or 831 counting only the distinct ones).
The product of its digits is 33600, while the sum is 34.
The square root of 3745825 is about 1935.4133925340. The cubic root of 3745825 is about 155.3039474621.
The spelling of 3745825 in words is "three million, seven hundred forty-five thousand, eight hundred twenty-five".
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