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12051132 = 2237313757
BaseRepresentation
bin101101111110…
…001010111100
3211200021001020
4231332022330
511041114012
61110144140
7204301332
oct55761274
924607036
1012051132
116891215
124052050
13265c362
141859b52
1510d0a8c
hexb7e2bc

12051132 has 24 divisors (see below), whose sum is σ = 28506576. Its totient is φ = 3961728.

The previous prime is 12051131. The next prime is 12051139. The reversal of 12051132 is 23115021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12051131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6003 + ... + 7754.

It is an arithmetic number, because the mean of its divisors is an integer number (1187774).

Almost surely, 212051132 is an apocalyptic number.

12051132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12051132 is an abundant number, since it is smaller than the sum of its proper divisors (16455444).

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

12051132 is a wasteful number, since it uses less digits than its factorization.

12051132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13837 (or 13835 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 12051132 is about 3471.4740385030. The cubic root of 12051132 is about 229.2675629029.

Adding to 12051132 its reverse (23115021), we get a palindrome (35166153).

The spelling of 12051132 in words is "twelve million, fifty-one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 876 13757 27514 41271 55028 82542 165084 1004261 2008522 3012783 4017044 6025566 12051132