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2866985 = 51152127
BaseRepresentation
bin1010111011111100101001
312101122202122
422323330221
51213220420
6141241025
733240362
oct12737451
95348678
102866985
111689010
12b63175
13794c54
14548b69
153b9725
hex2bbf29

2866985 has 8 divisors (see below), whose sum is σ = 3753216. Its totient is φ = 2085040.

The previous prime is 2866961. The next prime is 2867003. The reversal of 2866985 is 5896682.

It is a happy number.

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

It is not a de Polignac number, because 2866985 - 26 = 2866921 is a prime.

It is a Duffinian number.

It is a Curzon 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, 26009 + ... + 26118.

It is an arithmetic number, because the mean of its divisors is an integer number (469152).

22866985 is an apocalyptic number.

It is an amenable number.

2866985 is a deficient number, since it is larger than the sum of its proper divisors (886231).

2866985 is a wasteful number, since it uses less digits than its factorization.

2866985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52143.

The product of its digits is 207360, while the sum is 44.

The square root of 2866985 is about 1693.2173516711. The cubic root of 2866985 is about 142.0610892347.

The spelling of 2866985 in words is "two million, eight hundred sixty-six thousand, nine hundred eighty-five".

Divisors: 1 5 11 55 52127 260635 573397 2866985