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304431034 = 2198011343
BaseRepresentation
bin10010001001010…
…011111110111010
3210012211200212111
4102021103332322
51110413243114
650113002534
710354423015
oct2211237672
9705750774
10304431034
111469305a6
1285b5344a
134b0bc90b
142c60837c
151bad6bc4
hex12253fba

304431034 has 8 divisors (see below), whose sum is σ = 480680640. Its totient is φ = 144204156.

The previous prime is 304430963. The next prime is 304431047. The reversal of 304431034 is 430134403.

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

It is a junction number, because it is equal to n+sod(n) for n = 304430996 and 304431014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4005634 + ... + 4005709.

It is an arithmetic number, because the mean of its divisors is an integer number (60085080).

Almost surely, 2304431034 is an apocalyptic number.

304431034 is a deficient number, since it is larger than the sum of its proper divisors (176249606).

304431034 is a wasteful number, since it uses less digits than its factorization.

304431034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011364.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 304431034 is about 17447.9521434465. The cubic root of 304431034 is about 672.7127220075.

Adding to 304431034 its reverse (430134403), we get a palindrome (734565437).

The spelling of 304431034 in words is "three hundred four million, four hundred thirty-one thousand, thirty-four".

Divisors: 1 2 19 38 8011343 16022686 152215517 304431034