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2685285 = 33519891
BaseRepresentation
bin1010001111100101100101
312001102112000
422033211211
51141412120
6133315513
731552551
oct12174545
95042460
102685285
111574549
12a95b99
13730335
144dc861
15380990
hex28f965

2685285 has 16 divisors (see below), whose sum is σ = 4774080. Its totient is φ = 1432080.

The previous prime is 2685259. The next prime is 2685301. The reversal of 2685285 is 5825862.

It is not a de Polignac number, because 2685285 - 28 = 2685029 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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9811 + ... + 10080.

It is an arithmetic number, because the mean of its divisors is an integer number (298380).

22685285 is an apocalyptic number.

It is an amenable number.

2685285 is a deficient number, since it is larger than the sum of its proper divisors (2088795).

2685285 is a wasteful number, since it uses less digits than its factorization.

2685285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19905 (or 19899 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 2685285 is about 1638.6839231530. The cubic root of 2685285 is about 138.9942374645.

The spelling of 2685285 in words is "two million, six hundred eighty-five thousand, two hundred eighty-five".

Divisors: 1 3 5 9 15 27 45 135 19891 59673 99455 179019 298365 537057 895095 2685285