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2013020211 = 31076271091
BaseRepresentation
bin111011111111100…
…0100000000110011
312012021212000121010
41313333010000303
513110313121321
6531430002003
7100612250406
oct16777040063
95167760533
102013020211
1194332a974
124821a6303
13261085827
141514c7d3d
15bbad5676
hex77fc4033

2013020211 has 8 divisors (see below), whose sum is σ = 2709111744. Its totient is φ = 1329471080.

The previous prime is 2013020161. The next prime is 2013020263. The reversal of 2013020211 is 1120203102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2013020211 - 230 = 939278387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2013020111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3135225 + ... + 3135866.

It is an arithmetic number, because the mean of its divisors is an integer number (338638968).

Almost surely, 22013020211 is an apocalyptic number.

2013020211 is a deficient number, since it is larger than the sum of its proper divisors (696091533).

2013020211 is a wasteful number, since it uses less digits than its factorization.

2013020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6271201.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2013020211 is about 44866.6937828051. The cubic root of 2013020211 is about 1262.6492112113.

Adding to 2013020211 its reverse (1120203102), we get a palindrome (3133223313).

The spelling of 2013020211 in words is "two billion, thirteen million, twenty thousand, two hundred eleven".

Divisors: 1 3 107 321 6271091 18813273 671006737 2013020211