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12232130 = 252634651
BaseRepresentation
bin101110101010…
…010111000010
3212000110022212
4232222113002
511112412010
61114102122
7205654121
oct56522702
925013285
1012232130
1169a51a9
12411a942
1326c3861
1418a5ab8
151119505
hexbaa5c2

12232130 has 16 divisors (see below), whose sum is σ = 22106304. Its totient is φ = 4873200.

The previous prime is 12232117. The next prime is 12232141. The reversal of 12232130 is 3123221.

It is a happy number.

12232130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305 + ... + 4955.

It is an arithmetic number, because the mean of its divisors is an integer number (1381644).

Almost surely, 212232130 is an apocalyptic number.

12232130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12232130 is a deficient number, since it is larger than the sum of its proper divisors (9874174).

12232130 is a wasteful number, since it uses less digits than its factorization.

12232130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4921.

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

The square root of 12232130 is about 3497.4462111661. The cubic root of 12232130 is about 230.4096668599.

Adding to 12232130 its reverse (3123221), we get a palindrome (15355351).

The spelling of 12232130 in words is "twelve million, two hundred thirty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 263 526 1315 2630 4651 9302 23255 46510 1223213 2446426 6116065 12232130