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16682485 = 54197963
BaseRepresentation
bin111111101000…
…110111110101
31011101120001211
4333220313311
513232314420
61353321421
7261540661
oct77506765
934346054
1016682485
119464886
125706271
1335c13c1
1423038a1
1516e7e5a
hexfe8df5

16682485 has 8 divisors (see below), whose sum is σ = 20069280. Its totient is φ = 13312464.

The previous prime is 16682483. The next prime is 16682507. The reversal of 16682485 is 58428661.

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 16682485 - 21 = 16682483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16682483) 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, 1887 + ... + 6076.

It is an arithmetic number, because the mean of its divisors is an integer number (2508660).

Almost surely, 216682485 is an apocalyptic number.

It is an amenable number.

16682485 is a deficient number, since it is larger than the sum of its proper divisors (3386795).

16682485 is an equidigital number, since it uses as much as digits as its factorization.

16682485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8387.

The product of its digits is 92160, while the sum is 40.

The square root of 16682485 is about 4084.4197874362. The cubic root of 16682485 is about 255.5172634988.

The spelling of 16682485 in words is "sixteen million, six hundred eighty-two thousand, four hundred eighty-five".

Divisors: 1 5 419 2095 7963 39815 3336497 16682485