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12022113 = 319120981
BaseRepresentation
bin101101110111…
…000101100001
3211121210020110
4231313011201
511034201423
61105401533
7204120615
oct55670541
924553213
1012022113
116871434
1240392a9
13264c09c
14184d345
1510c7193
hexb77161

12022113 has 8 divisors (see below), whose sum is σ = 16114176. Its totient is φ = 7972400.

The previous prime is 12022103. The next prime is 12022133. The reversal of 12022113 is 31122021.

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 12022113 - 24 = 12022097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12022103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9918 + ... + 11063.

It is an arithmetic number, because the mean of its divisors is an integer number (2014272).

Almost surely, 212022113 is an apocalyptic number.

It is an amenable number.

12022113 is a deficient number, since it is larger than the sum of its proper divisors (4092063).

12022113 is a wasteful number, since it uses less digits than its factorization.

12022113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21175.

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

The square root of 12022113 is about 3467.2918827235. The cubic root of 12022113 is about 229.0833903629.

Adding to 12022113 its reverse (31122021), we get a palindrome (43144134).

The spelling of 12022113 in words is "twelve million, twenty-two thousand, one hundred thirteen".

Divisors: 1 3 191 573 20981 62943 4007371 12022113