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13528808067 = 329163794993
BaseRepresentation
bin11001001100110000…
…10011101010000011
31021220211211122202110
430212120103222003
5210201333324232
610114241150403
7656153654055
oct144630235203
937824748673
1013528808067
115812728815
12275692b403
131377b02398
14924a9d8d5
15542aaaacc
hex326613a83

13528808067 has 16 divisors (see below), whose sum is σ = 18672020640. Its totient is φ = 8702787072.

The previous prime is 13528808039. The next prime is 13528808087. The reversal of 13528808067 is 76080882531.

It is not a de Polignac number, because 13528808067 - 27 = 13528807939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13528808087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94923 + ... + 189915.

It is an arithmetic number, because the mean of its divisors is an integer number (1167001290).

Almost surely, 213528808067 is an apocalyptic number.

13528808067 is a deficient number, since it is larger than the sum of its proper divisors (5143212573).

13528808067 is a wasteful number, since it uses less digits than its factorization.

13528808067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96662.

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 13528808067 in words is "thirteen billion, five hundred twenty-eight million, eight hundred eight thousand, sixty-seven".

Divisors: 1 3 29 87 1637 4911 47473 94993 142419 284979 2754797 8264391 155503541 466510623 4509602689 13528808067