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12010560010565 = 513728616128509
BaseRepresentation
bin1010111011000110110100…
…1010011011100101000101
31120112012100120121012222212
42232301231022123211011
53033240111330314230
641313324115433205
72346506605431224
oct256615512334505
946465316535885
1012010560010565
113910717014066
12141b8882b5805
1369178b413b4c
142d7458278cbb
1515c65004c895
hexaec6d29b945

12010560010565 has 16 divisors (see below), whose sum is σ = 14522950773360. Its totient is φ = 9534977886720.

The previous prime is 12010560010541. The next prime is 12010560010577. The reversal of 12010560010565 is 56501006501021.

It can be written as a sum of positive squares in 8 ways, for example, as 253554545764 + 11757005464801 = 503542^2 + 3428849^2 .

It is a de Polignac number, because none of the positive numbers 2k-12010560010565 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1104470 + ... + 5024039.

It is an arithmetic number, because the mean of its divisors is an integer number (907684423335).

Almost surely, 212010560010565 is an apocalyptic number.

It is an amenable number.

12010560010565 is a deficient number, since it is larger than the sum of its proper divisors (2512390762795).

12010560010565 is a wasteful number, since it uses less digits than its factorization.

12010560010565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6131512.

The product of its (nonzero) digits is 9000, while the sum is 32.

Adding to 12010560010565 its reverse (56501006501021), we get a palindrome (68511566511586).

The spelling of 12010560010565 in words is "twelve trillion, ten billion, five hundred sixty million, ten thousand, five hundred sixty-five".

Divisors: 1 5 137 685 2861 14305 391957 1959785 6128509 30642545 839605733 4198028665 17533664249 87668321245 2402112002113 12010560010565