Search a number
-
+
304130333 = 1341570601
BaseRepresentation
bin10010001000001…
…010100100011101
3210012021102101102
4102020022210131
51110324132313
650102322445
710352031233
oct2210124435
9705242342
10304130333
11146745691
1285a29425
134b015aa0
142c56a953
151ba77a58
hex1220a91d

304130333 has 8 divisors (see below), whose sum is σ = 335513976. Its totient is φ = 273888000.

The previous prime is 304130317. The next prime is 304130341. The reversal of 304130333 is 333031403.

It can be written as a sum of positive squares in 4 ways, for example, as 22629049 + 281501284 = 4757^2 + 16778^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 304130333 - 24 = 304130317 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 (304130363) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 284768 + ... + 285833.

It is an arithmetic number, because the mean of its divisors is an integer number (41939247).

Almost surely, 2304130333 is an apocalyptic number.

It is an amenable number.

304130333 is a deficient number, since it is larger than the sum of its proper divisors (31383643).

304130333 is a wasteful number, since it uses less digits than its factorization.

304130333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570655.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 304130333 is about 17439.3329287562. The cubic root of 304130333 is about 672.4911589335.

Adding to 304130333 its reverse (333031403), we get a palindrome (637161736).

The spelling of 304130333 in words is "three hundred four million, one hundred thirty thousand, three hundred thirty-three".

Divisors: 1 13 41 533 570601 7417813 23394641 304130333