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304000012 = 22313117883
BaseRepresentation
bin10010000111101…
…010110000001100
3210012000210121201
4102013222300030
51110311000022
650055435244
710350646261
oct2207526014
9705023551
10304000012
11146666788
1285985b24
134ac9b684
142c535268
151ba4e127
hex121eac0c

304000012 has 24 divisors (see below), whose sum is σ = 550996992. Its totient is φ = 146605200.

The previous prime is 304000007. The next prime is 304000013. The reversal of 304000012 is 210000403.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (304000013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34623 + ... + 42505.

It is an arithmetic number, because the mean of its divisors is an integer number (22958208).

Almost surely, 2304000012 is an apocalyptic number.

It is an amenable number.

304000012 is a deficient number, since it is larger than the sum of its proper divisors (246996980).

304000012 is a wasteful number, since it uses less digits than its factorization.

304000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8229 (or 8227 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 304000012 is about 17435.5961182863. The cubic root of 304000012 is about 672.3950902071.

Adding to 304000012 its reverse (210000403), we get a palindrome (514000415).

The spelling of 304000012 in words is "three hundred four million, twelve", and thus it is an aban number.

Divisors: 1 2 4 31 62 124 311 622 1244 7883 9641 15766 19282 31532 38564 244373 488746 977492 2451613 4903226 9806452 76000003 152000006 304000012