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12223022 = 27873073
BaseRepresentation
bin101110101000…
…001000101110
3211222222211112
4232220020232
511112114042
61113552022
7205615430
oct56501056
924888745
1012223022
116999379
124115612
1326bc676
1418a2650
151116982
hexba822e

12223022 has 8 divisors (see below), whose sum is σ = 20953776. Its totient is φ = 5238432.

The previous prime is 12223009. The next prime is 12223031. The reversal of 12223022 is 22032221.

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

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 873073 = 12223022 / (1 + 2 + 2 + 2 + 3 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 12222988 and 12223006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436523 + ... + 436550.

It is an arithmetic number, because the mean of its divisors is an integer number (2619222).

Almost surely, 212223022 is an apocalyptic number.

12223022 is a deficient number, since it is larger than the sum of its proper divisors (8730754).

12223022 is an equidigital number, since it uses as much as digits as its factorization.

12223022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873082.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 12223022 is about 3496.1438757580. The cubic root of 12223022 is about 230.3524652571.

Adding to 12223022 its reverse (22032221), we get a palindrome (34255243).

The spelling of 12223022 in words is "twelve million, two hundred twenty-three thousand, twenty-two".

Divisors: 1 2 7 14 873073 1746146 6111511 12223022