Base | Representation |
---|---|
bin | 110010110101001… |
… | …100011001101001 |
3 | 2012102200222211201 |
4 | 302311030121221 |
5 | 3221304231400 |
6 | 220342324201 |
7 | 30063503416 |
oct | 6265143151 |
9 | 2172628751 |
10 | 852805225 |
11 | 3a8428208 |
12 | 1b9729661 |
13 | 1078b109c |
14 | 8139310d |
15 | 4ed0806a |
hex | 32d4c669 |
852805225 has 24 divisors (see below), whose sum is σ = 1071360000. Its totient is φ = 673352640.
The previous prime is 852805223. The next prime is 852805249. The reversal of 852805225 is 522508258.
852805225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 852805225 - 21 = 852805223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (852805223) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 666136 + ... + 667414.
It is an arithmetic number, because the mean of its divisors is an integer number (44640000).
Almost surely, 2852805225 is an apocalyptic number.
It is an amenable number.
852805225 is a deficient number, since it is larger than the sum of its proper divisors (218554775).
852805225 is a wasteful number, since it uses less digits than its factorization.
852805225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1617 (or 1612 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 37.
The square root of 852805225 is about 29202.8290581580. The cubic root of 852805225 is about 948.3091715481.
The spelling of 852805225 in words is "eight hundred fifty-two million, eight hundred five thousand, two hundred twenty-five".
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