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7104985 = 513910223
BaseRepresentation
bin11011000110100111011001
3111100222012121
4123012213121
53304324420
6412141241
7114251146
oct33064731
914328177
107104985
114013098
122467821
131619c44
14d2d3cd
159552aa
hex6c69d9

7104985 has 8 divisors (see below), whose sum is σ = 8588160. Its totient is φ = 5642544.

The previous prime is 7104973. The next prime is 7104989. The reversal of 7104985 is 5894017.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7104985 - 27 = 7104857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7104985.

It is not an unprimeable number, because it can be changed into a prime (7104989) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4417 + ... + 5806.

It is an arithmetic number, because the mean of its divisors is an integer number (1073520).

Almost surely, 27104985 is an apocalyptic number.

It is an amenable number.

7104985 is a deficient number, since it is larger than the sum of its proper divisors (1483175).

7104985 is a wasteful number, since it uses less digits than its factorization.

7104985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10367.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 7104985 is about 2665.5177733416. The cubic root of 7104985 is about 192.2447057107.

The spelling of 7104985 in words is "seven million, one hundred four thousand, nine hundred eighty-five".

Divisors: 1 5 139 695 10223 51115 1420997 7104985