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12230006 = 26115003
BaseRepresentation
bin101110101001…
…110101110110
3212000100102012
4232221311312
511112330011
61114044222
7205644665
oct56516566
925010365
1012230006
1169a3648
124119672
1326c28b9
1418a4ddc
151118a8b
hexba9d76

12230006 has 4 divisors (see below), whose sum is σ = 18345012. Its totient is φ = 6115002.

The previous prime is 12230003. The next prime is 12230041. The reversal of 12230006 is 60003221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60003221 = 349171929.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3057500 + ... + 3057503.

It is an arithmetic number, because the mean of its divisors is an integer number (4586253).

Almost surely, 212230006 is an apocalyptic number.

12230006 is a deficient number, since it is larger than the sum of its proper divisors (6115006).

12230006 is an equidigital number, since it uses as much as digits as its factorization.

12230006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6115005.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 12230006 is about 3497.1425478525. The cubic root of 12230006 is about 230.3963298951.

Adding to 12230006 its reverse (60003221), we get a palindrome (72233227).

The spelling of 12230006 in words is "twelve million, two hundred thirty thousand, six".

Divisors: 1 2 6115003 12230006