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17053522061 = 21298010109
BaseRepresentation
bin11111110000111100…
…00001100010001101
31122000111012200101012
433320132001202031
5234411200201221
611500112055005
71142413355132
oct177036014215
948014180335
1017053522061
1172612a5594
12337b234465
1317ba112974
14b7ac52589
1569c24a65b
hex3f878188d

17053522061 has 4 divisors (see below), whose sum is σ = 17061534300. Its totient is φ = 17045509824.

The previous prime is 17053522049. The next prime is 17053522093. The reversal of 17053522061 is 16022535071.

17053522061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3506889961 + 13546632100 = 59219^2 + 116390^2 .

It is a cyclic number.

It is not a de Polignac number, because 17053522061 - 26 = 17053521997 is a prime.

It is a super-2 number, since 2×170535220612 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17053527061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4002926 + ... + 4007183.

It is an arithmetic number, because the mean of its divisors is an integer number (4265383575).

Almost surely, 217053522061 is an apocalyptic number.

It is an amenable number.

17053522061 is a deficient number, since it is larger than the sum of its proper divisors (8012239).

17053522061 is an equidigital number, since it uses as much as digits as its factorization.

17053522061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8012238.

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 17053522061 in words is "seventeen billion, fifty-three million, five hundred twenty-two thousand, sixty-one".

Divisors: 1 2129 8010109 17053522061