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17139325660 = 2251038320061
BaseRepresentation
bin11111111011001010…
…10101101011011100
31122020110122221210021
433331211111223130
5240100131410120
611512415121524
71144504602322
oct177545255334
948213587707
1017139325660
1172a5780056
1233a3b132a4
131801b25822
14b883c9d12
156a4a48aaa
hex3fd955adc

17139325660 has 24 divisors (see below), whose sum is σ = 36342030816. Its totient is φ = 6789168960.

The previous prime is 17139325627. The next prime is 17139325669. The reversal of 17139325660 is 6652393171.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17139325669) 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, 4157971 + ... + 4162090.

It is an arithmetic number, because the mean of its divisors is an integer number (1514251284).

Almost surely, 217139325660 is an apocalyptic number.

17139325660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17139325660 is an abundant number, since it is smaller than the sum of its proper divisors (19202705156).

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

17139325660 is a wasteful number, since it uses less digits than its factorization.

17139325660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8320173 (or 8320171 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 43.

The spelling of 17139325660 in words is "seventeen billion, one hundred thirty-nine million, three hundred twenty-five thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 103 206 412 515 1030 2060 8320061 16640122 33280244 41600305 83200610 166401220 856966283 1713932566 3427865132 4284831415 8569662830 17139325660