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12107371 = 107113153
BaseRepresentation
bin101110001011…
…111001101011
3211210010012011
4232023321223
511044413441
61111300351
7204624313
oct56137153
924703164
1012107371
11691a4a1
12407a6b7
13267bb33
141872443
1510e2581
hexb8be6b

12107371 has 4 divisors (see below), whose sum is σ = 12220632. Its totient is φ = 11994112.

The previous prime is 12107357. The next prime is 12107387. The reversal of 12107371 is 17370121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17370121 = 88719583.

It is a cyclic number.

It is not a de Polignac number, because 12107371 - 223 = 3718763 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12107321) 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, 56470 + ... + 56683.

It is an arithmetic number, because the mean of its divisors is an integer number (3055158).

Almost surely, 212107371 is an apocalyptic number.

12107371 is a deficient number, since it is larger than the sum of its proper divisors (113261).

12107371 is a wasteful number, since it uses less digits than its factorization.

12107371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113260.

The product of its (nonzero) digits is 294, while the sum is 22.

The square root of 12107371 is about 3479.5647716345. The cubic root of 12107371 is about 229.6236504247.

Adding to 12107371 its reverse (17370121), we get a palindrome (29477492).

The spelling of 12107371 in words is "twelve million, one hundred seven thousand, three hundred seventy-one".

Divisors: 1 107 113153 12107371