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852025 = 52173197
BaseRepresentation
bin11010000000000111001
31121021202111
43100000321
5204231100
630132321
710146016
oct3200071
91537674
10852025
11532159
123510a1
1323aa75
1418270d
1511c6ba
hexd0039

852025 has 12 divisors (see below), whose sum is σ = 1068012. Its totient is φ = 674240.

The previous prime is 852013. The next prime is 852031. The reversal of 852025 is 520258.

It can be written as a sum of positive squares in 6 ways, for example, as 141376 + 710649 = 376^2 + 843^2 .

It is not a de Polignac number, because 852025 - 213 = 843833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 851987 and 852005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4227 + ... + 4423.

It is an arithmetic number, because the mean of its divisors is an integer number (89001).

2852025 is an apocalyptic number.

It is an amenable number.

852025 is a deficient number, since it is larger than the sum of its proper divisors (215987).

852025 is a wasteful number, since it uses less digits than its factorization.

852025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 852025 is about 923.0520028687. The cubic root of 852025 is about 94.8019883030.

The spelling of 852025 in words is "eight hundred fifty-two thousand, twenty-five".

Divisors: 1 5 25 173 197 865 985 4325 4925 34081 170405 852025