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304320414 = 2350720069
BaseRepresentation
bin10010001000111…
…000111110011110
3210012122002010110
4102020320332132
51110401223124
650110350450
710353452346
oct2210707636
9705562113
10304320414
11146865482
1285abb426
134b081468
142c5b9d26
151bab4029
hex12238f9e

304320414 has 8 divisors (see below), whose sum is σ = 608640840. Its totient is φ = 101440136.

The previous prime is 304320389. The next prime is 304320421. The reversal of 304320414 is 414023403.

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

304320414 is an admirable number.

It is a super-2 number, since 2×3043204142 = 185221828754262792, which contains 22 as substring.

It is a congruent number.

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, 25360029 + ... + 25360040.

It is an arithmetic number, because the mean of its divisors is an integer number (76080105).

Almost surely, 2304320414 is an apocalyptic number.

304320414 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

304320414 is a wasteful number, since it uses less digits than its factorization.

304320414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50720074.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 304320414 is about 17444.7818559018. The cubic root of 304320414 is about 672.6312317429.

Adding to 304320414 its reverse (414023403), we get a palindrome (718343817).

The spelling of 304320414 in words is "three hundred four million, three hundred twenty thousand, four hundred fourteen".

Divisors: 1 2 3 6 50720069 101440138 152160207 304320414