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28832682 = 2317232789
BaseRepresentation
bin110110111111…
…1001110101010
32000020212000010
41231333032222
524340121212
62505552350
7500034204
oct155771652
960225003
1028832682
111530346a
1297a56b6
135c86878
143b87774
1527e803c
hex1b7f3aa

28832682 has 16 divisors (see below), whose sum is σ = 57719520. Its totient is φ = 9601872.

The previous prime is 28832681. The next prime is 28832711. The reversal of 28832682 is 28623882.

It is a self number, because there is not a number n which added to its sum of digits gives 28832682.

It is not an unprimeable number, because it can be changed into a prime (28832681) 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, 8944 + ... + 11732.

It is an arithmetic number, because the mean of its divisors is an integer number (3607470).

Almost surely, 228832682 is an apocalyptic number.

28832682 is an abundant number, since it is smaller than the sum of its proper divisors (28886838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28832682 is a wasteful number, since it uses less digits than its factorization.

28832682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4517.

The product of its digits is 73728, while the sum is 39.

The square root of 28832682 is about 5369.6072482073. The cubic root of 28832682 is about 306.6396760009.

It can be divided in two parts, 2883 and 2682, that added together give a triangular number (5565 = T105).

The spelling of 28832682 in words is "twenty-eight million, eight hundred thirty-two thousand, six hundred eighty-two".

Divisors: 1 2 3 6 1723 2789 3446 5169 5578 8367 10338 16734 4805447 9610894 14416341 28832682