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16868007327271 = 130353712940183
BaseRepresentation
bin1111010101110110001110…
…0101011011011000100111
32012201120021102200201111011
43311131203211123120213
54202331134333433041
655513020001323051
73360446642403622
oct365354345333047
965646242621434
1016868007327271
11541375542a771
121a85171636487
13954852acc129
144245b738adb9
151e3b978b6e81
hexf576395b627

16868007327271 has 4 divisors (see below), whose sum is σ = 16868021570992. Its totient is φ = 16867993083552.

The previous prime is 16868007327221. The next prime is 16868007327317. The reversal of 16868007327271 is 17272370086861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16868007327271 - 215 = 16868007294503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16868007327211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5166555 + ... + 7773628.

It is an arithmetic number, because the mean of its divisors is an integer number (4217005392748).

Almost surely, 216868007327271 is an apocalyptic number.

16868007327271 is a deficient number, since it is larger than the sum of its proper divisors (14243721).

16868007327271 is a wasteful number, since it uses less digits than its factorization.

16868007327271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14243720.

The product of its (nonzero) digits is 9483264, while the sum is 58.

The spelling of 16868007327271 in words is "sixteen trillion, eight hundred sixty-eight billion, seven million, three hundred twenty-seven thousand, two hundred seventy-one".

Divisors: 1 1303537 12940183 16868007327271