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304118412 = 223132298513
BaseRepresentation
bin10010001000000…
…111101010001100
3210012020211000220
4102020013222030
51110323242122
650102151340
710351651413
oct2210075214
9705224026
10304118412
11146737734
1285a22550
134b010530
142c56647a
151ba7425c
hex12207a8c

304118412 has 48 divisors (see below), whose sum is σ = 767622240. Its totient is φ = 93155328.

The previous prime is 304118407. The next prime is 304118431. The reversal of 304118412 is 214811403.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 31468 + ... + 39980.

It is an arithmetic number, because the mean of its divisors is an integer number (15992130).

Almost surely, 2304118412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304118412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383811120).

304118412 is an abundant number, since it is smaller than the sum of its proper divisors (463503828).

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

304118412 is a wasteful number, since it uses less digits than its factorization.

304118412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8762 (or 8760 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 304118412 is about 17438.9911405448. The cubic root of 304118412 is about 672.4823722710.

Adding to 304118412 its reverse (214811403), we get a palindrome (518929815).

The spelling of 304118412 in words is "three hundred four million, one hundred eighteen thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 229 458 687 916 1374 2748 2977 5954 8513 8931 11908 17026 17862 25539 34052 35724 51078 102156 110669 221338 332007 442676 664014 1328028 1949477 3898954 5848431 7797908 11696862 23393724 25343201 50686402 76029603 101372804 152059206 304118412