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3001105 = 5600221
BaseRepresentation
bin1011011100101100010001
312122110202001
423130230101
51232013410
6144154001
734336402
oct13345421
95573661
103001105
11176a858
121008901
13811003
145819a9
153e433a
hex2dcb11

3001105 has 4 divisors (see below), whose sum is σ = 3601332. Its totient is φ = 2400880.

The previous prime is 3001087. The next prime is 3001121. The reversal of 3001105 is 5011003.

3001105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5011003 = 19263737.

It can be written as a sum of positive squares in 2 ways, for example, as 904401 + 2096704 = 951^2 + 1448^2 .

It is not a de Polignac number, because 3001105 - 25 = 3001073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3001091 and 3001100.

It is an unprimeable number.

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, 300106 + ... + 300115.

It is an arithmetic number, because the mean of its divisors is an integer number (900333).

Almost surely, 23001105 is an apocalyptic number.

It is an amenable number.

3001105 is a deficient number, since it is larger than the sum of its proper divisors (600227).

3001105 is an equidigital number, since it uses as much as digits as its factorization.

3001105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600226.

The product of its (nonzero) digits is 15, while the sum is 10.

The square root of 3001105 is about 1732.3697642247. The cubic root of 3001105 is about 144.2426624768.

Adding to 3001105 its reverse (5011003), we get a palindrome (8012108).

The spelling of 3001105 in words is "three million, one thousand, one hundred five".

Divisors: 1 5 600221 3001105