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13500130003 = 27541490183
BaseRepresentation
bin11001001001010101…
…11010001011010011
31021211211212122211221
430210222322023103
5210122013130003
610111334345511
7655355132413
oct144452721323
937754778757
1013500130003
1157a8520538
1227491bb297
131371ba1009
14920d56643
155402e37bd
hex324aba2d3

13500130003 has 4 divisors (see below), whose sum is σ = 13500647728. Its totient is φ = 13499612280.

The previous prime is 13500129991. The next prime is 13500130009. The reversal of 13500130003 is 30003100531.

13500130003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30003100531 = 33053907727.

It is a cyclic number.

It is not a de Polignac number, because 13500130003 - 221 = 13498032851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13500130009) 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 3 ways as a sum of consecutive naturals, for example, 217551 + ... + 272632.

It is an arithmetic number, because the mean of its divisors is an integer number (3375161932).

Almost surely, 213500130003 is an apocalyptic number.

13500130003 is a deficient number, since it is larger than the sum of its proper divisors (517725).

13500130003 is an equidigital number, since it uses as much as digits as its factorization.

13500130003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517724.

The product of its (nonzero) digits is 135, while the sum is 16.

Adding to 13500130003 its reverse (30003100531), we get a palindrome (43503230534).

The spelling of 13500130003 in words is "thirteen billion, five hundred million, one hundred thirty thousand, three".

Divisors: 1 27541 490183 13500130003