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BaseRepresentation
bin1011011101011100010101
312122121221222
423131130111
51232113211
6144220125
734351355
oct13353425
95577858
103004181
1117720a4
12100a645
1381252b
14582b65
153e51db
hex2dd715

3004181 has 2 divisors, whose sum is σ = 3004182. Its totient is φ = 3004180.

The previous prime is 3004159. The next prime is 3004217. The reversal of 3004181 is 1814003.

Adding to 3004181 its reverse (1814003), we get a palindrome (4818184).

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1540081 + 1464100 = 1241^2 + 1210^2 .

It is an emirp because it is prime and its reverse (1814003) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3004181 - 210 = 3003157 is a prime.

It is a super-2 number, since 2×30041812 = 18050206961522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3004151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502090 + 1502091.

It is an arithmetic number, because the mean of its divisors is an integer number (1502091).

Almost surely, 23004181 is an apocalyptic number.

It is an amenable number.

3004181 is a deficient number, since it is larger than the sum of its proper divisors (1).

3004181 is an equidigital number, since it uses as much as digits as its factorization.

3004181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 3004181 is about 1733.2573380776. The cubic root of 3004181 is about 144.2919264344.

The spelling of 3004181 in words is "three million, four thousand, one hundred eighty-one".