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13065506060565 = 357990231256611
BaseRepresentation
bin1011111000100000110011…
…0110001111100100010101
31201021001100120201012011210
42332020030312033210111
53203031124022414230
643442113254452033
72515644264051660
oct276101466174425
951231316635153
1013065506060565
114188060610632
121570223664019
1373a0c206b9ba
14332533c6c6d7
15179ce54a4eb0
hexbe20cd8f915

13065506060565 has 32 divisors (see below), whose sum is σ = 23891471364096. Its totient is φ = 5972737700160.

The previous prime is 13065506060533. The next prime is 13065506060627. The reversal of 13065506060565 is 56506060556031.

13065506060565 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 13065506060565 - 25 = 13065506060533 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9769110 + ... + 11025720.

It is an arithmetic number, because the mean of its divisors is an integer number (746608480128).

Almost surely, 213065506060565 is an apocalyptic number.

13065506060565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13065506060565 is a deficient number, since it is larger than the sum of its proper divisors (10825965303531).

13065506060565 is a wasteful number, since it uses less digits than its factorization.

13065506060565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355649.

The product of its (nonzero) digits is 2430000, while the sum is 48.

The spelling of 13065506060565 in words is "thirteen trillion, sixty-five billion, five hundred six million, sixty thousand, five hundred sixty-five".

Divisors: 1 3 5 7 15 21 35 105 99023 297069 495115 693161 1256611 1485345 2079483 3465805 3769833 6283055 8796277 10397415 18849165 26388831 43981385 131944155 124433391053 373300173159 622166955265 871033737371 1866500865795 2613101212113 4355168686855 13065506060565