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13241005 = 519373767
BaseRepresentation
bin110010100000…
…101010101101
3220220201020121
4302200222231
511342203010
61151444541
7220355341
oct62405255
926821217
1013241005
117524188
124526751
132987b1b
141a89621
1512683da
hexca0aad

13241005 has 16 divisors (see below), whose sum is σ = 17182080. Its totient is φ = 9761472.

The previous prime is 13240973. The next prime is 13241017. The reversal of 13241005 is 50014231.

It is a cyclic number.

It is not a de Polignac number, because 13241005 - 25 = 13240973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13241005.

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 15 ways as a sum of consecutive naturals, for example, 1632 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (1073880).

Almost surely, 213241005 is an apocalyptic number.

It is an amenable number.

13241005 is a deficient number, since it is larger than the sum of its proper divisors (3941075).

13241005 is a wasteful number, since it uses less digits than its factorization.

13241005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 13241005 is about 3638.8191766011. The cubic root of 13241005 is about 236.5776153317.

Adding to 13241005 its reverse (50014231), we get a palindrome (63255236).

The spelling of 13241005 in words is "thirteen million, two hundred forty-one thousand, five".

Divisors: 1 5 19 37 95 185 703 3515 3767 18835 71573 139379 357865 696895 2648201 13241005