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2213141 = 7617173
BaseRepresentation
bin1000011100010100010101
311011102212012
420130110111
51031310031
6115234005
724545210
oct10342425
94142765
102213141
111281847
128a8905
135c6468
14418777
152dab2b
hex21c515

2213141 has 16 divisors (see below), whose sum is σ = 2642688. Its totient is φ = 1814400.

The previous prime is 2213137. The next prime is 2213143. The reversal of 2213141 is 1413122.

It is not a de Polignac number, because 2213141 - 22 = 2213137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30281 + ... + 30353.

It is an arithmetic number, because the mean of its divisors is an integer number (165168).

22213141 is an apocalyptic number.

It is an amenable number.

2213141 is a deficient number, since it is larger than the sum of its proper divisors (429547).

2213141 is an equidigital number, since it uses as much as digits as its factorization.

2213141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212.

The product of its digits is 48, while the sum is 14.

The square root of 2213141 is about 1487.6629322531. The cubic root of 2213141 is about 130.3175864324.

Adding to 2213141 its reverse (1413122), we get a palindrome (3626263).

The spelling of 2213141 in words is "two million, two hundred thirteen thousand, one hundred forty-one".

Divisors: 1 7 61 71 73 427 497 511 4331 4453 5183 30317 31171 36281 316163 2213141