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17045132005 = 511309911491
BaseRepresentation
bin11111101111111100…
…00001001011100101
31121222220102102101101
433313332001023211
5234402023211010
611455212200101
71142252142256
oct176776011345
947886372341
1017045132005
117257594a60
123378469031
1317b8465b35
14b79aaab2d
1569b63e73a
hex3f7f812e5

17045132005 has 8 divisors (see below), whose sum is σ = 22313627424. Its totient is φ = 12396459600.

The previous prime is 17045131969. The next prime is 17045132021. The reversal of 17045132005 is 50023154071.

It is a happy number.

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

It is not a de Polignac number, because 17045132005 - 213 = 17045123813 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154955691 + ... + 154955800.

It is an arithmetic number, because the mean of its divisors is an integer number (2789203428).

Almost surely, 217045132005 is an apocalyptic number.

It is an amenable number.

17045132005 is a deficient number, since it is larger than the sum of its proper divisors (5268495419).

17045132005 is a wasteful number, since it uses less digits than its factorization.

17045132005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309911507.

The product of its (nonzero) digits is 4200, while the sum is 28.

Adding to 17045132005 its reverse (50023154071), we get a palindrome (67068286076).

The spelling of 17045132005 in words is "seventeen billion, forty-five million, one hundred thirty-two thousand, five".

Divisors: 1 5 11 55 309911491 1549557455 3409026401 17045132005