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12132332 = 2215719319
BaseRepresentation
bin101110010001…
…111111101100
3211211101102122
4232101333230
511101213312
61112012112
7205060142
oct56217754
924741378
1012132332
116937223
124091038
13268a2c4
14187b592
1510e9b72
hexb91fec

12132332 has 12 divisors (see below), whose sum is σ = 21367920. Its totient is φ = 6027216.

The previous prime is 12132331. The next prime is 12132349. The reversal of 12132332 is 23323121.

It is a self number, because there is not a number n which added to its sum of digits gives 12132332.

It is not an unprimeable number, because it can be changed into a prime (12132331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9032 + ... + 10287.

It is an arithmetic number, because the mean of its divisors is an integer number (1780660).

Almost surely, 212132332 is an apocalyptic number.

It is an amenable number.

12132332 is a deficient number, since it is larger than the sum of its proper divisors (9235588).

12132332 is a wasteful number, since it uses less digits than its factorization.

12132332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19480 (or 19478 counting only the distinct ones).

The product of its digits is 216, while the sum is 17.

The square root of 12132332 is about 3483.1497240285. The cubic root of 12132332 is about 229.7813422856.

Adding to 12132332 its reverse (23323121), we get a palindrome (35455453).

The spelling of 12132332 in words is "twelve million, one hundred thirty-two thousand, three hundred thirty-two".

Divisors: 1 2 4 157 314 628 19319 38638 77276 3033083 6066166 12132332