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304300241 = 726210209
BaseRepresentation
bin10010001000110…
…100000011010001
3210012121001110022
4102020310003101
51110400101431
650110113225
710353336500
oct2210640321
9705531408
10304300241
11146851303
1285aab815
134b07521b
142c5b2837
151baad07b
hex122340d1

304300241 has 6 divisors (see below), whose sum is σ = 353981970. Its totient is φ = 260828736.

The previous prime is 304300211. The next prime is 304300273. The reversal of 304300241 is 142003403.

It can be written as a sum of positive squares in only one way, i.e., 295324225 + 8976016 = 17185^2 + 2996^2 .

It is a de Polignac number, because none of the positive numbers 2k-304300241 is a prime.

It is a super-3 number, since 3×3043002413 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304300211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3105056 + ... + 3105153.

It is an arithmetic number, because the mean of its divisors is an integer number (58996995).

Almost surely, 2304300241 is an apocalyptic number.

It is an amenable number.

304300241 is a deficient number, since it is larger than the sum of its proper divisors (49681729).

304300241 is an equidigital number, since it uses as much as digits as its factorization.

304300241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6210223 (or 6210216 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 304300241 is about 17444.2036504966. The cubic root of 304300241 is about 672.6163688013.

Adding to 304300241 its reverse (142003403), we get a palindrome (446303644).

The spelling of 304300241 in words is "three hundred four million, three hundred thousand, two hundred forty-one".

Divisors: 1 7 49 6210209 43471463 304300241