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13171342 = 2311091949
BaseRepresentation
bin110010001111…
…101010001110
3220210011200111
4302033222032
511332440332
61150150234
7216645262
oct62175216
926704614
1013171342
117486908
1244b237a
1329621c2
141a6c0a2
151252947
hexc8fa8e

13171342 has 16 divisors (see below), whose sum is σ = 20592000. Its totient is φ = 6311520.

The previous prime is 13171321. The next prime is 13171343. The reversal of 13171342 is 24317131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13171343) 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, 5784 + ... + 7732.

It is an arithmetic number, because the mean of its divisors is an integer number (1287000).

Almost surely, 213171342 is an apocalyptic number.

13171342 is a deficient number, since it is larger than the sum of its proper divisors (7420658).

13171342 is a wasteful number, since it uses less digits than its factorization.

13171342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091.

The product of its digits is 504, while the sum is 22.

The square root of 13171342 is about 3629.2343545161. The cubic root of 13171342 is about 236.1619949736.

Adding to 13171342 its reverse (24317131), we get a palindrome (37488473).

The spelling of 13171342 in words is "thirteen million, one hundred seventy-one thousand, three hundred forty-two".

Divisors: 1 2 31 62 109 218 1949 3379 3898 6758 60419 120838 212441 424882 6585671 13171342