Search a number
-
+
304242341 = 1329397963
BaseRepresentation
bin10010001000100…
…101111010100101
3210012111010000212
4102020211322211
51110341223331
650104545205
710353005624
oct2210457245
9705433025
10304242341
11146811857
1285a82205
134b054a70
142c5996bb
151ba9ad2b
hex12225ea5

304242341 has 8 divisors (see below), whose sum is σ = 327798240. Its totient is φ = 280708272.

The previous prime is 304242331. The next prime is 304242347. The reversal of 304242341 is 143242403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 304242341 - 222 = 300048037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304242347) 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 in 7 ways as a sum of consecutive naturals, for example, 34226 + ... + 42188.

It is an arithmetic number, because the mean of its divisors is an integer number (40974780).

Almost surely, 2304242341 is an apocalyptic number.

It is an amenable number.

304242341 is a deficient number, since it is larger than the sum of its proper divisors (23555899).

304242341 is a wasteful number, since it uses less digits than its factorization.

304242341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10915.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 304242341 is about 17442.5439944981. The cubic root of 304242341 is about 672.5737059388.

Adding to 304242341 its reverse (143242403), we get a palindrome (447484744).

The spelling of 304242341 in words is "three hundred four million, two hundred forty-two thousand, three hundred forty-one".

Divisors: 1 13 2939 7963 38207 103519 23403257 304242341