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17428902159 = 38369995591
BaseRepresentation
bin10000001110110101…
…111111000100001111
31122222122112222001210
4100032311333010033
5241143244332114
612001241505503
71154622136554
oct201665770417
948878488053
1017428902159
117434185179
123464aa2293
131849b14076
14bb4a48a2b
156c0199259
hex40ed7f10f

17428902159 has 8 divisors (see below), whose sum is σ = 23518518912. Its totient is φ = 11479276760.

The previous prime is 17428902157. The next prime is 17428902173. The reversal of 17428902159 is 95120982471.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 17428902159 - 21 = 17428902157 is a prime.

It is a super-2 number, since 2×174289021592 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17428902151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34997547 + ... + 34998044.

It is an arithmetic number, because the mean of its divisors is an integer number (2939814864).

Almost surely, 217428902159 is an apocalyptic number.

17428902159 is a deficient number, since it is larger than the sum of its proper divisors (6089616753).

17428902159 is an equidigital number, since it uses as much as digits as its factorization.

17428902159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69995677.

The product of its (nonzero) digits is 362880, while the sum is 48.

The spelling of 17428902159 in words is "seventeen billion, four hundred twenty-eight million, nine hundred two thousand, one hundred fifty-nine".

Divisors: 1 3 83 249 69995591 209986773 5809634053 17428902159