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304034317 = 1272393971
BaseRepresentation
bin10010000111110…
…011001000001101
3210012002112200021
4102013303020031
51110313044232
650100302141
710351151266
oct2207631015
9705075607
10304034317
1114668a534
12859a1951
134acb1182
142c54396d
151ba59397
hex121f320d

304034317 has 4 divisors (see below), whose sum is σ = 306428416. Its totient is φ = 301640220.

The previous prime is 304034299. The next prime is 304034327. The reversal of 304034317 is 713430403.

It is a happy number.

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 304034317 - 27 = 304034189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 304034291 and 304034300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304034327) 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 3 ways as a sum of consecutive naturals, for example, 1196859 + ... + 1197112.

It is an arithmetic number, because the mean of its divisors is an integer number (76607104).

Almost surely, 2304034317 is an apocalyptic number.

It is an amenable number.

304034317 is a deficient number, since it is larger than the sum of its proper divisors (2394099).

304034317 is a wasteful number, since it uses less digits than its factorization.

304034317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394098.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 304034317 is about 17436.5798538590. The cubic root of 304034317 is about 672.4203814846.

The spelling of 304034317 in words is "three hundred four million, thirty-four thousand, three hundred seventeen".

Divisors: 1 127 2393971 304034317