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12113606 = 2109181307
BaseRepresentation
bin101110001101…
…011011000110
3211210102202002
4232031123012
511100113411
61111345302
7204651431
oct56153306
924712662
1012113606
11692414a
124082232
13268191b
141874818
1510e433b
hexb8d6c6

12113606 has 16 divisors (see below), whose sum is σ = 18498480. Its totient is φ = 5948640.

The previous prime is 12113599. The next prime is 12113657. The reversal of 12113606 is 60631121.

It is a congruent number.

It is an unprimeable number.

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, 39305 + ... + 39611.

It is an arithmetic number, because the mean of its divisors is an integer number (1156155).

Almost surely, 212113606 is an apocalyptic number.

12113606 is a deficient number, since it is larger than the sum of its proper divisors (6384874).

12113606 is a wasteful number, since it uses less digits than its factorization.

12113606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 12113606 is about 3480.4606017020. The cubic root of 12113606 is about 229.6630605153.

Adding to 12113606 its reverse (60631121), we get a palindrome (72744727).

The spelling of 12113606 in words is "twelve million, one hundred thirteen thousand, six hundred six".

Divisors: 1 2 109 181 218 307 362 614 19729 33463 39458 55567 66926 111134 6056803 12113606