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2012322019 = 67269111653
BaseRepresentation
bin111011111110001…
…1001100011100011
312012020112112212011
41313330121203203
513110123301034
6531403013351
7100603312021
oct16774314343
95166475764
102012322019
119429a3354
12481b0a257
13260b9cab6
14151385711
15bb9e8864
hex77f198e3

2012322019 has 8 divisors (see below), whose sum is σ = 2049967440. Its totient is φ = 1974900576.

The previous prime is 2012322017. The next prime is 2012322031. The reversal of 2012322019 is 9102232102.

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

It is not a de Polignac number, because 2012322019 - 21 = 2012322017 is a prime.

It is a super-2 number, since 2×20123220192 = 8098879816304472722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012322017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37804 + ... + 73849.

It is an arithmetic number, because the mean of its divisors is an integer number (256245930).

Almost surely, 22012322019 is an apocalyptic number.

2012322019 is a deficient number, since it is larger than the sum of its proper divisors (37645421).

2012322019 is a wasteful number, since it uses less digits than its factorization.

2012322019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111989.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2012322019 is about 44858.9123697844. The cubic root of 2012322019 is about 1262.5032160687.

The spelling of 2012322019 in words is "two billion, twelve million, three hundred twenty-two thousand, nineteen".

Divisors: 1 67 269 18023 111653 7480751 30034657 2012322019