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12022214 = 214940343
BaseRepresentation
bin101101110111…
…000111000110
3211121210101012
4231313013012
511034202324
61105402222
7204121121
oct55670706
924553335
1012022214
116871516
124039372
13264c149
14184d3b8
1510c720e
hexb771c6

12022214 has 8 divisors (see below), whose sum is σ = 18154800. Its totient is φ = 5970616.

The previous prime is 12022181. The next prime is 12022223. The reversal of 12022214 is 41222021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19874 + ... + 20469.

It is an arithmetic number, because the mean of its divisors is an integer number (2269350).

Almost surely, 212022214 is an apocalyptic number.

12022214 is a deficient number, since it is larger than the sum of its proper divisors (6132586).

12022214 is a wasteful number, since it uses less digits than its factorization.

12022214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40494.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 12022214 is about 3467.3064473738. The cubic root of 12022214 is about 229.0840318851.

Adding to 12022214 its reverse (41222021), we get a palindrome (53244235).

The spelling of 12022214 in words is "twelve million, twenty-two thousand, two hundred fourteen".

Divisors: 1 2 149 298 40343 80686 6011107 12022214