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2085249 = 32347643
BaseRepresentation
bin111111101000110000001
310220221102110
413331012001
51013211444
6112405533
723503305
oct7750601
93827373
102085249
1111a4751
128468a9
1358019a
143c3d05
152b2cb9
hex1fd181

2085249 has 16 divisors (see below), whose sum is σ = 2967552. Its totient is φ = 1299408.

The previous prime is 2085247. The next prime is 2085253. The reversal of 2085249 is 9425802.

It is not a de Polignac number, because 2085249 - 21 = 2085247 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2085247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2922 + ... + 3564.

It is an arithmetic number, because the mean of its divisors is an integer number (185472).

22085249 is an apocalyptic number.

It is an amenable number.

2085249 is a deficient number, since it is larger than the sum of its proper divisors (882303).

2085249 is a wasteful number, since it uses less digits than its factorization.

2085249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2085249 is about 1444.0391268937. The cubic root of 2085249 is about 127.7573732314.

The spelling of 2085249 in words is "two million, eighty-five thousand, two hundred forty-nine".

Divisors: 1 3 23 47 69 141 643 1081 1929 3243 14789 30221 44367 90663 695083 2085249