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13064823653 = 72381147973
BaseRepresentation
bin11000010101011100…
…10110001101100101
31020201111202210210112
430022232112031211
5203224043324103
610000224302405
7641521111610
oct141256261545
936644683715
1013064823653
1155a4830422
122647471a05
13130294a3ab
148bd201177
15516ea8cd8
hex30ab96365

13064823653 has 8 divisors (see below), whose sum is σ = 15580411008. Its totient is φ = 10711532304.

The previous prime is 13064823649. The next prime is 13064823679. The reversal of 13064823653 is 35632846031.

13064823653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13064823653 - 22 = 13064823649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13064823653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13064823623) 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 7 ways as a sum of consecutive naturals, for example, 40573826 + ... + 40574147.

It is an arithmetic number, because the mean of its divisors is an integer number (1947551376).

Almost surely, 213064823653 is an apocalyptic number.

It is an amenable number.

13064823653 is a deficient number, since it is larger than the sum of its proper divisors (2515587355).

13064823653 is an equidigital number, since it uses as much as digits as its factorization.

13064823653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81148003.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 13064823653 in words is "thirteen billion, sixty-four million, eight hundred twenty-three thousand, six hundred fifty-three".

Divisors: 1 7 23 161 81147973 568035811 1866403379 13064823653