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13151565064 = 23111391075177
BaseRepresentation
bin11000011111110010…
…01111010100001000
31020221112222201122101
430033321033110020
5203413300040224
610013003403144
7643623313201
oct141771172410
936845881571
1013151565064
115639796540
1226705234b4
1313178cb081
148ca9405a8
1551e8e0044
hex30fe4f508

13151565064 has 32 divisors (see below), whose sum is σ = 27094485600. Its totient is φ = 5934971520.

The previous prime is 13151565059. The next prime is 13151565131. The reversal of 13151565064 is 46056515131.

13151565064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 525357 + ... + 549820.

It is an arithmetic number, because the mean of its divisors is an integer number (846702675).

Almost surely, 213151565064 is an apocalyptic number.

It is an amenable number.

13151565064 is an abundant number, since it is smaller than the sum of its proper divisors (13942920536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13151565064 is a wasteful number, since it uses less digits than its factorization.

13151565064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075333 (or 1075329 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 13151565064 in words is "thirteen billion, one hundred fifty-one million, five hundred sixty-five thousand, sixty-four".

Divisors: 1 2 4 8 11 22 44 88 139 278 556 1112 1529 3058 6116 12232 1075177 2150354 4300708 8601416 11826947 23653894 47307788 94615576 149449603 298899206 597798412 1195596824 1643945633 3287891266 6575782532 13151565064