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12107724 = 2231138929
BaseRepresentation
bin101110001011…
…111111001100
3211210010200020
4232023333030
511044421344
61111302140
7204625326
oct56137714
924703606
1012107724
11691a792
12407a950
13267c045
141872616
1510e2719
hexb8bfcc

12107724 has 24 divisors (see below), whose sum is σ = 28504560. Its totient is φ = 3999744.

The previous prime is 12107687. The next prime is 12107737. The reversal of 12107724 is 42770121.

It is a junction number, because it is equal to n+sod(n) for n = 12107694 and 12107703.

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, 3109 + ... + 5820.

It is an arithmetic number, because the mean of its divisors is an integer number (1187690).

Almost surely, 212107724 is an apocalyptic number.

It is an amenable number.

12107724 is an abundant number, since it is smaller than the sum of its proper divisors (16396836).

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

12107724 is a wasteful number, since it uses less digits than its factorization.

12107724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9049 (or 9047 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 12107724 is about 3479.6154959995. The cubic root of 12107724 is about 229.6258820228.

Adding to 12107724 its reverse (42770121), we get a palindrome (54877845).

The spelling of 12107724 in words is "twelve million, one hundred seven thousand, seven hundred twenty-four".

Divisors: 1 2 3 4 6 12 113 226 339 452 678 1356 8929 17858 26787 35716 53574 107148 1008977 2017954 3026931 4035908 6053862 12107724