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2273085 = 32550513
BaseRepresentation
bin1000101010111100111101
311021111002100
420222330331
51040214320
6120415313
725215033
oct10527475
94244070
102273085
111312891
12917539
13617829
14432553
152ed790
hex22af3d

2273085 has 12 divisors (see below), whose sum is σ = 3940092. Its totient is φ = 1212288.

The previous prime is 2273083. The next prime is 2273101. The reversal of 2273085 is 5803722.

It can be written as a sum of positive squares in 2 ways, for example, as 1572516 + 700569 = 1254^2 + 837^2 .

It is not a de Polignac number, because 2273085 - 21 = 2273083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273083) 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 11 ways as a sum of consecutive naturals, for example, 25212 + ... + 25301.

It is an arithmetic number, because the mean of its divisors is an integer number (328341).

22273085 is an apocalyptic number.

It is an amenable number.

2273085 is a deficient number, since it is larger than the sum of its proper divisors (1667007).

2273085 is a wasteful number, since it uses less digits than its factorization.

2273085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50524 (or 50521 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 2273085 is about 1507.6753629346. The cubic root of 2273085 is about 131.4836925037.

The spelling of 2273085 in words is "two million, two hundred seventy-three thousand, eighty-five".

Divisors: 1 3 5 9 15 45 50513 151539 252565 454617 757695 2273085