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304141 = 319811
BaseRepresentation
bin1001010010000001101
3120110012111
41022100031
534213031
610304021
72404465
oct1122015
9513174
10304141
11198562
12128011
13a8586
147cba5
15601b1
hex4a40d

304141 has 4 divisors (see below), whose sum is σ = 313984. Its totient is φ = 294300.

The previous prime is 304127. The next prime is 304151. The reversal of 304141 is 141403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 304141 - 27 = 304013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4875 + ... + 4936.

It is an arithmetic number, because the mean of its divisors is an integer number (78496).

2304141 is an apocalyptic number.

304141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

304141 is a deficient number, since it is larger than the sum of its proper divisors (9843).

304141 is an equidigital number, since it uses as much as digits as its factorization.

304141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9842.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 304141 is about 551.4898004497. The cubic root of 304141 is about 67.2499021110.

Adding to 304141 its reverse (141403), we get a palindrome (445544).

The spelling of 304141 in words is "three hundred four thousand, one hundred forty-one", and thus it is an iban number.

Divisors: 1 31 9811 304141