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7085020 = 225354251
BaseRepresentation
bin11011000001101111011100
3111022221211011
4123001233130
53303210040
6411505004
7114136015
oct33015734
914287734
107085020
113aaa098
122458164
131610b27
14d2600c
1594e3ea
hex6c1bdc

7085020 has 12 divisors (see below), whose sum is σ = 14878584. Its totient is φ = 2834000.

The previous prime is 7085017. The next prime is 7085041. The reversal of 7085020 is 205807.

It is a junction number, because it is equal to n+sod(n) for n = 7084982 and 7085000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177106 + ... + 177145.

It is an arithmetic number, because the mean of its divisors is an integer number (1239882).

Almost surely, 27085020 is an apocalyptic number.

It is an amenable number.

7085020 is an abundant number, since it is smaller than the sum of its proper divisors (7793564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7085020 is a wasteful number, since it uses less digits than its factorization.

7085020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354260 (or 354258 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 7085020 is about 2661.7700877424. The cubic root of 7085020 is about 192.0644676453.

The spelling of 7085020 in words is "seven million, eighty-five thousand, twenty".

Divisors: 1 2 4 5 10 20 354251 708502 1417004 1771255 3542510 7085020