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13575085 = 526910093
BaseRepresentation
bin110011110010…
…001110101101
3221112200111221
4303302032231
511433400320
61202543341
7223246336
oct63621655
927480457
1013575085
117732187
124667b51
132a73bc4
141b3528d
1512d23aa
hexcf23ad

13575085 has 8 divisors (see below), whose sum is σ = 16352280. Its totient is φ = 10818624.

The previous prime is 13575077. The next prime is 13575097. The reversal of 13575085 is 58057531.

It can be written as a sum of positive squares in 4 ways, for example, as 54756 + 13520329 = 234^2 + 3677^2 .

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 13575085 - 23 = 13575077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13575085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3702 + ... + 6391.

It is an arithmetic number, because the mean of its divisors is an integer number (2044035).

Almost surely, 213575085 is an apocalyptic number.

It is an amenable number.

13575085 is a deficient number, since it is larger than the sum of its proper divisors (2777195).

13575085 is a wasteful number, since it uses less digits than its factorization.

13575085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10367.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 13575085 is about 3684.4382204076. The cubic root of 13575085 is about 238.5507863725.

The spelling of 13575085 in words is "thirteen million, five hundred seventy-five thousand, eighty-five".

Divisors: 1 5 269 1345 10093 50465 2715017 13575085