Base | Representation |
---|---|
bin | 1110011111110111001101 |
3 | 21011002100012 |
4 | 32133313031 |
5 | 1433104100 |
6 | 213243005 |
7 | 44206151 |
oct | 16376715 |
9 | 7132305 |
10 | 3800525 |
11 | 2166433 |
12 | 1333465 |
13 | a30b41 |
14 | 70d061 |
15 | 501135 |
hex | 39fdcd |
3800525 has 12 divisors (see below), whose sum is σ = 4738164. Its totient is φ = 3024000.
The previous prime is 3800521. The next prime is 3800549. The reversal of 3800525 is 5250083.
It can be written as a sum of positive squares in 6 ways, for example, as 40804 + 3759721 = 202^2 + 1939^2 .
It is not a de Polignac number, because 3800525 - 22 = 3800521 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 3800525.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3800521) 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, 6755 + ... + 7295.
It is an arithmetic number, because the mean of its divisors is an integer number (394847).
Almost surely, 23800525 is an apocalyptic number.
3800525 is the 1379-th centered square number.
It is an amenable number.
3800525 is a deficient number, since it is larger than the sum of its proper divisors (937639).
3800525 is a wasteful number, since it uses less digits than its factorization.
3800525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 832 (or 827 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 3800525 is about 1949.4935239698. The cubic root of 3800525 is about 156.0562612104.
The spelling of 3800525 in words is "three million, eight hundred thousand, five hundred twenty-five".
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