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2850085 = 57211633
BaseRepresentation
bin1010110111110100100101
312100210120201
422313310211
51212200320
6141030501
733140200
oct12676445
95323521
102850085
111677347
12b55431
1378a354
14542937
153b470a
hex2b7d25

2850085 has 12 divisors (see below), whose sum is σ = 3978828. Its totient is φ = 1954176.

The previous prime is 2850079. The next prime is 2850097. The reversal of 2850085 is 5800582.

It can be written as a sum of positive squares in 2 ways, for example, as 1483524 + 1366561 = 1218^2 + 1169^2 .

It is not a de Polignac number, because 2850085 - 211 = 2848037 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5572 + ... + 6061.

It is an arithmetic number, because the mean of its divisors is an integer number (331569).

22850085 is an apocalyptic number.

It is an amenable number.

2850085 is a deficient number, since it is larger than the sum of its proper divisors (1128743).

2850085 is a wasteful number, since it uses less digits than its factorization.

2850085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11652 (or 11645 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 2850085 is about 1688.2194762530. The cubic root of 2850085 is about 141.7814033965.

The spelling of 2850085 in words is "two million, eight hundred fifty thousand, eighty-five".

Divisors: 1 5 7 35 49 245 11633 58165 81431 407155 570017 2850085