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13728082 = 221132531
BaseRepresentation
bin110100010111…
…100101010010
3221211110101111
4310113211102
512003244312
61210123534
7224454364
oct64274522
927743344
1013728082
117827125
1247205aa
132ac8734
141b74d34
1513128a7
hexd17952

13728082 has 8 divisors (see below), whose sum is σ = 20690352. Its totient is φ = 6831300.

The previous prime is 13728041. The next prime is 13728101. The reversal of 13728082 is 28082731.

13728082 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15844 + ... + 16687.

It is an arithmetic number, because the mean of its divisors is an integer number (2586294).

Almost surely, 213728082 is an apocalyptic number.

13728082 is a deficient number, since it is larger than the sum of its proper divisors (6962270).

13728082 is a wasteful number, since it uses less digits than its factorization.

13728082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32744.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 13728082 is about 3705.1426423284. The cubic root of 13728082 is about 239.4436301975.

The spelling of 13728082 in words is "thirteen million, seven hundred twenty-eight thousand, eighty-two".

Divisors: 1 2 211 422 32531 65062 6864041 13728082