Search a number
-
+
12242532 = 2232344357
BaseRepresentation
bin101110101100…
…111001100100
3212000222121010
4232230321210
511113230112
61114222220
7206026341
oct56547144
925028533
1012242532
116a01aa5
124124970
1326c8503
1418a97c8
15111c63c
hexbace64

12242532 has 24 divisors (see below), whose sum is σ = 29808576. Its totient is φ = 3903328.

The previous prime is 12242521. The next prime is 12242539. The reversal of 12242532 is 23524221.

It is a junction number, because it is equal to n+sod(n) for n = 12242499 and 12242508.

It is not an unprimeable number, because it can be changed into a prime (12242539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21903 + ... + 22454.

It is an arithmetic number, because the mean of its divisors is an integer number (1242024).

Almost surely, 212242532 is an apocalyptic number.

12242532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12242532 is an abundant number, since it is smaller than the sum of its proper divisors (17566044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12242532 is a wasteful number, since it uses less digits than its factorization.

12242532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44387 (or 44385 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 12242532 is about 3498.9329802098. The cubic root of 12242532 is about 230.4749605386.

Adding to 12242532 its reverse (23524221), we get a palindrome (35766753).

The spelling of 12242532 in words is "twelve million, two hundred forty-two thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 44357 88714 133071 177428 266142 532284 1020211 2040422 3060633 4080844 6121266 12242532