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16853032005 = 353109136137
BaseRepresentation
bin11111011001000010…
…01101110001000101
31121111111221201201120
433230201031301011
5234003334011010
611424150544153
71134430260045
oct175441156105
947444851646
1016853032005
117169108427
123324068059
1317877165b4
14b5c383725
15689845e70
hex3ec84dc45

16853032005 has 16 divisors (see below), whose sum is σ = 26966464704. Its totient is φ = 8987745920.

The previous prime is 16853031971. The next prime is 16853032019. The reversal of 16853032005 is 50023035861.

16853032005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16853032005 - 26 = 16853031941 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448297 + ... + 484433.

It is an arithmetic number, because the mean of its divisors is an integer number (1685404044).

Almost surely, 216853032005 is an apocalyptic number.

16853032005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16853032005 is a deficient number, since it is larger than the sum of its proper divisors (10113432699).

16853032005 is a wasteful number, since it uses less digits than its factorization.

16853032005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67236.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 16853032005 its reverse (50023035861), we get a palindrome (66876067866).

The spelling of 16853032005 in words is "sixteen billion, eight hundred fifty-three million, thirty-two thousand, five".

Divisors: 1 3 5 15 31091 36137 93273 108411 155455 180685 466365 542055 1123535467 3370606401 5617677335 16853032005