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16028041 = 137116993
BaseRepresentation
bin111101001001…
…000110001001
31010011022100011
4331021012021
513100344131
61331311521
7253143661
oct75110611
933138304
1016028041
119058117
12544b5a1
133422563
1421b31a1
1516190b1
hexf49189

16028041 has 4 divisors (see below), whose sum is σ = 16145172. Its totient is φ = 15910912.

The previous prime is 16028029. The next prime is 16028063. The reversal of 16028041 is 14082061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10368400 + 5659641 = 3220^2 + 2379^2 .

It is a cyclic number.

It is not a de Polignac number, because 16028041 - 213 = 16019849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16028011) 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 3 ways as a sum of consecutive naturals, for example, 58360 + ... + 58633.

It is an arithmetic number, because the mean of its divisors is an integer number (4036293).

Almost surely, 216028041 is an apocalyptic number.

It is an amenable number.

16028041 is a deficient number, since it is larger than the sum of its proper divisors (117131).

16028041 is a wasteful number, since it uses less digits than its factorization.

16028041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117130.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 16028041 is about 4003.5035906066. The cubic root of 16028041 is about 252.1313300924.

The spelling of 16028041 in words is "sixteen million, twenty-eight thousand, forty-one".

Divisors: 1 137 116993 16028041