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2022112013 = 19993101141
BaseRepresentation
bin111100010000110…
…1111101100001101
312012220221221012112
41320201233230031
513120130041023
6532352513405
7101052445205
oct17041575415
95186857175
102022112013
1194847a759
1248524b865
13262c19bac
141527b3405
15bc7ce478
hex7886fb0d

2022112013 has 4 divisors (see below), whose sum is σ = 2022233148. Its totient is φ = 2021990880.

The previous prime is 2022112007. The next prime is 2022112019. The reversal of 2022112013 is 3102112202.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (2022112007) and next prime (2022112019).

It can be written as a sum of positive squares in 2 ways, for example, as 1430503684 + 591608329 = 37822^2 + 24323^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022112013 - 212 = 2022107917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022112019) 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 3 ways as a sum of consecutive naturals, for example, 30578 + ... + 70563.

It is an arithmetic number, because the mean of its divisors is an integer number (505558287).

Almost surely, 22022112013 is an apocalyptic number.

It is an amenable number.

2022112013 is a deficient number, since it is larger than the sum of its proper divisors (121135).

2022112013 is a wasteful number, since it uses less digits than its factorization.

2022112013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121134.

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

The square root of 2022112013 is about 44967.8998064175. The cubic root of 2022112013 is about 1264.5472741368.

Adding to 2022112013 its reverse (3102112202), we get a palindrome (5124224215).

The spelling of 2022112013 in words is "two billion, twenty-two million, one hundred twelve thousand, thirteen".

Divisors: 1 19993 101141 2022112013