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2012210411 = 4919409069
BaseRepresentation
bin111011111101111…
…1110010011101011
312012020022212202112
41313323332103223
513110111213121
6531400352535
7100602335441
oct16773762353
95166285675
102012210411
11942927512
12481a7574b
13260b61063
14151356b91
15bb9c575b
hex77efe4eb

2012210411 has 4 divisors (see below), whose sum is σ = 2012624400. Its totient is φ = 2011796424.

The previous prime is 2012210393. The next prime is 2012210419. The reversal of 2012210411 is 1140122102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2012210411 - 214 = 2012194027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012210419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199616 + ... + 209453.

It is an arithmetic number, because the mean of its divisors is an integer number (503156100).

Almost surely, 22012210411 is an apocalyptic number.

2012210411 is a deficient number, since it is larger than the sum of its proper divisors (413989).

2012210411 is an equidigital number, since it uses as much as digits as its factorization.

2012210411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413988.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2012210411 is about 44857.6683633913. The cubic root of 2012210411 is about 1262.4798751947.

Adding to 2012210411 its reverse (1140122102), we get a palindrome (3152332513).

The spelling of 2012210411 in words is "two billion, twelve million, two hundred ten thousand, four hundred eleven".

Divisors: 1 4919 409069 2012210411