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3728163 = 34912531
BaseRepresentation
bin1110001110001100100011
321000102002010
432032030203
51423300123
6211524003
743455165
oct16161443
97012063
103728163
11211702a
1212b9603
13a06c1a
146d0935
154d9993
hex38e323

3728163 has 8 divisors (see below), whose sum is σ = 4982976. Its totient is φ = 2479400.

The previous prime is 3728149. The next prime is 3728173. The reversal of 3728163 is 3618273.

3728163 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 cyclic number.

It is not a de Polignac number, because 3728163 - 26 = 3728099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3728163.

It is not an unprimeable number, because it can be changed into a prime (3728113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208 + ... + 2738.

It is an arithmetic number, because the mean of its divisors is an integer number (622872).

Almost surely, 23728163 is an apocalyptic number.

3728163 is a deficient number, since it is larger than the sum of its proper divisors (1254813).

3728163 is a wasteful number, since it uses less digits than its factorization.

3728163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3025.

The product of its digits is 6048, while the sum is 30.

The square root of 3728163 is about 1930.8451517406. The cubic root of 3728163 is about 155.0594707623.

The spelling of 3728163 in words is "three million, seven hundred twenty-eight thousand, one hundred sixty-three".

Divisors: 1 3 491 1473 2531 7593 1242721 3728163