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13508848885 = 573371145303
BaseRepresentation
bin11001001010011000…
…01010110011110101
31021212110021121220111
430211030022303311
5210131231131020
610112245303021
7655522215040
oct144514126365
937773247814
1013508848885
115802436124
122750104a71
13137393470c
14922185c57
15540e66d5a
hex32530acf5

13508848885 has 16 divisors (see below), whose sum is σ = 18581412096. Its totient is φ = 9235715328.

The previous prime is 13508848883. The next prime is 13508848901. The reversal of 13508848885 is 58884880531.

13508848885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13508848885 - 21 = 13508848883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13508848883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560857 + ... + 584446.

It is an arithmetic number, because the mean of its divisors is an integer number (1161338256).

Almost surely, 213508848885 is an apocalyptic number.

It is an amenable number.

13508848885 is a deficient number, since it is larger than the sum of its proper divisors (5072563211).

13508848885 is a wasteful number, since it uses less digits than its factorization.

13508848885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145652.

The product of its (nonzero) digits is 9830400, while the sum is 58.

The spelling of 13508848885 in words is "thirteen billion, five hundred eight million, eight hundred forty-eight thousand, eight hundred eighty-five".

Divisors: 1 5 7 35 337 1685 2359 11795 1145303 5726515 8017121 40085605 385967111 1929835555 2701769777 13508848885