Search a number
-
+
7085086 = 23542543
BaseRepresentation
bin11011000001110000011110
3111022221220121
4123001300132
53303210321
6411505154
7114136141
oct33016036
914287817
107085086
113aaa148
1224581ba
131610b78
14d26058
1594e441
hex6c1c1e

7085086 has 4 divisors (see below), whose sum is σ = 10627632. Its totient is φ = 3542542.

The previous prime is 7085083. The next prime is 7085101. The reversal of 7085086 is 6805807.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6805807 = 29234683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7085083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1771270 + ... + 1771273.

It is an arithmetic number, because the mean of its divisors is an integer number (2656908).

Almost surely, 27085086 is an apocalyptic number.

7085086 is a deficient number, since it is larger than the sum of its proper divisors (3542546).

7085086 is a wasteful number, since it uses less digits than its factorization.

7085086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542545.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 7085086 is about 2661.7824854785. The cubic root of 7085086 is about 192.0650640311.

The spelling of 7085086 in words is "seven million, eighty-five thousand, eighty-six".

Divisors: 1 2 3542543 7085086