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304133041 = 2909104549
BaseRepresentation
bin10010001000001…
…011001110110001
3210012021120002201
4102020023032301
51110324224131
650102343201
710352042152
oct2210131661
9705246081
10304133041
11146747723
1285a2ab01
134b0170a4
142c56b929
151ba78761
hex1220b3b1

304133041 has 4 divisors (see below), whose sum is σ = 304240500. Its totient is φ = 304025584.

The previous prime is 304132991. The next prime is 304133047. The reversal of 304133041 is 140331403.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 194323600 + 109809441 = 13940^2 + 10479^2 .

It is a cyclic number.

It is not a de Polignac number, because 304133041 - 211 = 304130993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304133047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49366 + ... + 55183.

It is an arithmetic number, because the mean of its divisors is an integer number (76060125).

Almost surely, 2304133041 is an apocalyptic number.

It is an amenable number.

304133041 is a deficient number, since it is larger than the sum of its proper divisors (107459).

304133041 is a wasteful number, since it uses less digits than its factorization.

304133041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107458.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 304133041 is about 17439.4105691678. The cubic root of 304133041 is about 672.4931548987.

Adding to 304133041 its reverse (140331403), we get a palindrome (444464444).

The spelling of 304133041 in words is "three hundred four million, one hundred thirty-three thousand, forty-one".

Divisors: 1 2909 104549 304133041