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2209053 = 371173131
BaseRepresentation
bin1000011011010100011101
311011020020210
420123110131
51031142203
6115203033
724530250
oct10332435
94136223
102209053
111279770
128a6479
135c4642
14417097
152d9803
hex21b51d

2209053 has 32 divisors (see below), whose sum is σ = 3750912. Its totient is φ = 1123200.

The previous prime is 2209049. The next prime is 2209061. The reversal of 2209053 is 3509022.

2209053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2209053 - 22 = 2209049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209003) 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 31 ways as a sum of consecutive naturals, for example, 16798 + ... + 16928.

It is an arithmetic number, because the mean of its divisors is an integer number (117216).

22209053 is an apocalyptic number.

It is an amenable number.

2209053 is a deficient number, since it is larger than the sum of its proper divisors (1541859).

2209053 is a wasteful number, since it uses less digits than its factorization.

2209053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2209053 is about 1486.2883300356. The cubic root of 2209053 is about 130.2372983342.

The spelling of 2209053 in words is "two million, two hundred nine thousand, fifty-three".

Divisors: 1 3 7 11 21 33 73 77 131 219 231 393 511 803 917 1441 1533 2409 2751 4323 5621 9563 10087 16863 28689 30261 66941 105193 200823 315579 736351 2209053