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16682003249 = 191018693071
BaseRepresentation
bin11111000100101001…
…10010101100110001
31121001121010120101012
433202110302230301
5233131043100444
611355201120305
71130252454662
oct174224625461
947047116335
1016682003249
117090612a4a
123296929095
13175b163c52
14b43783369
15679810b9e
hex3e2532b31

16682003249 has 8 divisors (see below), whose sum is σ = 17733866880. Its totient is φ = 15647526000.

The previous prime is 16682003213. The next prime is 16682003263. The reversal of 16682003249 is 94230028661.

16682003249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2k-16682003249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16682003269) 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 7 ways as a sum of consecutive naturals, for example, 4344617 + ... + 4348454.

It is an arithmetic number, because the mean of its divisors is an integer number (2216733360).

Almost surely, 216682003249 is an apocalyptic number.

16682003249 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

16682003249 is a deficient number, since it is larger than the sum of its proper divisors (1051863631).

16682003249 is a wasteful number, since it uses less digits than its factorization.

16682003249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8693191.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 16682003249 in words is "sixteen billion, six hundred eighty-two million, three thousand, two hundred forty-nine".

Divisors: 1 19 101 1919 8693071 165168349 878000171 16682003249