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7082685 = 325157393
BaseRepresentation
bin11011000001001010111101
3111022211121200
4123001022331
53303121220
6411450113
7114126141
oct33011275
914284550
107082685
113aa8365
122456939
13160ca4c
14d25221
1594d890
hex6c12bd

7082685 has 12 divisors (see below), whose sum is σ = 12276732. Its totient is φ = 3777408.

The previous prime is 7082671. The next prime is 7082701. The reversal of 7082685 is 5862807.

7082685 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2442969 + 4639716 = 1563^2 + 2154^2 .

It is not a de Polignac number, because 7082685 - 217 = 6951613 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78652 + ... + 78741.

It is an arithmetic number, because the mean of its divisors is an integer number (1023061).

Almost surely, 27082685 is an apocalyptic number.

It is an amenable number.

7082685 is a deficient number, since it is larger than the sum of its proper divisors (5194047).

7082685 is a wasteful number, since it uses less digits than its factorization.

7082685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157404 (or 157401 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 7082685 is about 2661.3314337001. The cubic root of 7082685 is about 192.0433658555.

The spelling of 7082685 in words is "seven million, eighty-two thousand, six hundred eighty-five".

Divisors: 1 3 5 9 15 45 157393 472179 786965 1416537 2360895 7082685