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12010042710787 = 119186471188511
BaseRepresentation
bin1010111011000100111001…
…0101000101101100000011
31120112011000112012200002211
42232301032111011230003
53033233031413221122
641313200520122551
72346461024442502
oct256611625055403
946464015180084
1012010042710787
113910481011090
12141b763006457
136917081b26c4
142d740969c839
1515c61e918877
hexaec4e545b03

12010042710787 has 8 divisors (see below), whose sum is σ = 13101890061312. Its totient is φ = 10918199574600.

The previous prime is 12010042710749. The next prime is 12010042710791. The reversal of 12010042710787 is 78701724001021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12010042710787 is a prime.

It is a super-2 number, since 2×120100427107872 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12010042717787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9510862 + ... + 10699372.

It is an arithmetic number, because the mean of its divisors is an integer number (1637736257664).

Almost surely, 212010042710787 is an apocalyptic number.

12010042710787 is a deficient number, since it is larger than the sum of its proper divisors (1091847350525).

12010042710787 is a wasteful number, since it uses less digits than its factorization.

12010042710787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107169.

The product of its (nonzero) digits is 43904, while the sum is 40.

The spelling of 12010042710787 in words is "twelve trillion, ten billion, forty-two million, seven hundred ten thousand, seven hundred eighty-seven".

Divisors: 1 11 918647 1188511 10105117 13073621 1091822064617 12010042710787