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13040036046 = 233769314021
BaseRepresentation
bin11000010010011111…
…10010100011001110
31020122210010110121000
430021033302203032
5203201222123141
65553541121130
7641100322542
oct141117624316
936583113530
1013040036046
1155918400a4
12263b0b91a6
1312ca77ba7b
148b9bcba22
15514c0e5b6
hex3093f28ce

13040036046 has 32 divisors (see below), whose sum is σ = 29015632800. Its totient is φ = 4341012480.

The previous prime is 13040036039. The next prime is 13040036057. The reversal of 13040036046 is 64063004031.

13040036046 is a `hidden beast` number, since 13 + 0 + 40 + 0 + 3 + 604 + 6 = 666.

13040036046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 115485 + ... + 198536.

It is an arithmetic number, because the mean of its divisors is an integer number (906738525).

Almost surely, 213040036046 is an apocalyptic number.

13040036046 is an abundant number, since it is smaller than the sum of its proper divisors (15975596754).

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

13040036046 is a wasteful number, since it uses less digits than its factorization.

13040036046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314801 (or 314795 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The spelling of 13040036046 in words is "thirteen billion, forty million, thirty-six thousand, forty-six".

Divisors: 1 2 3 6 9 18 27 54 769 1538 2307 4614 6921 13842 20763 41526 314021 628042 942063 1884126 2826189 5652378 8478567 16957134 241482149 482964298 724446447 1448892894 2173339341 4346678682 6520018023 13040036046