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13179086 = 2531011231
BaseRepresentation
bin110010010001…
…100011001110
3220210120022022
4302101203032
511333212321
61150250142
7220006664
oct62214316
926716268
1013179086
117491708
1244b6952
13296589b
141a70c34
151254dab
hexc918ce

13179086 has 16 divisors (see below), whose sum is σ = 20357568. Its totient is φ = 6396000.

The previous prime is 13179073. The next prime is 13179107. The reversal of 13179086 is 68097131.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10091 + ... + 11321.

It is an arithmetic number, because the mean of its divisors is an integer number (1272348).

Almost surely, 213179086 is an apocalyptic number.

13179086 is a deficient number, since it is larger than the sum of its proper divisors (7178482).

13179086 is a wasteful number, since it uses less digits than its factorization.

13179086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 13179086 is about 3630.3010894415. The cubic root of 13179086 is about 236.2082691798.

The spelling of 13179086 in words is "thirteen million, one hundred seventy-nine thousand, eighty-six".

Divisors: 1 2 53 101 106 202 1231 2462 5353 10706 65243 124331 130486 248662 6589543 13179086