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17080369 = 19985831
BaseRepresentation
bin100000100101…
…0000000110001
31012010202212021
41001022000301
513333032434
61410031441
7265115665
oct101120061
935122767
1017080369
119706809
125878581
133700537
1423a88a5
151775cb4
hex104a031

17080369 has 4 divisors (see below), whose sum is σ = 17166400. Its totient is φ = 16994340.

The previous prime is 17080367. The next prime is 17080379. The reversal of 17080369 is 96308071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96308071 = 400124071.

It is a cyclic number.

It is not a de Polignac number, because 17080369 - 21 = 17080367 is a prime.

It is a super-2 number, since 2×170803692 = 583478010352322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17080361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42717 + ... + 43114.

It is an arithmetic number, because the mean of its divisors is an integer number (4291600).

Almost surely, 217080369 is an apocalyptic number.

It is an amenable number.

17080369 is a deficient number, since it is larger than the sum of its proper divisors (86031).

17080369 is an equidigital number, since it uses as much as digits as its factorization.

17080369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86030.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 17080369 is about 4132.8403066172. The cubic root of 17080369 is about 257.5327208867.

The spelling of 17080369 in words is "seventeen million, eighty thousand, three hundred sixty-nine".

Divisors: 1 199 85831 17080369