Search a number
-
+
304300230 = 23513780257
BaseRepresentation
bin10010001000110…
…100000011000110
3210012121001102220
4102020310003012
51110400101410
650110113210
710353336453
oct2210640306
9705531386
10304300230
111468512a3
1285aab806
134b075210
142c5b282a
151baad070
hex122340c6

304300230 has 32 divisors (see below), whose sum is σ = 786500064. Its totient is φ = 74904576.

The previous prime is 304300211. The next prime is 304300273. The reversal of 304300230 is 32003403.

304300230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3043002303 (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389739 + ... + 390518.

It is an arithmetic number, because the mean of its divisors is an integer number (24578127).

Almost surely, 2304300230 is an apocalyptic number.

304300230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

304300230 is an abundant number, since it is smaller than the sum of its proper divisors (482199834).

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

304300230 is a wasteful number, since it uses less digits than its factorization.

304300230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780280.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 304300230 is about 17444.2033352057. The cubic root of 304300230 is about 672.6163606966.

Adding to 304300230 its reverse (32003403), we get a palindrome (336303633).

The spelling of 304300230 in words is "three hundred four million, three hundred thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 780257 1560514 2340771 3901285 4681542 7802570 10143341 11703855 20286682 23407710 30430023 50716705 60860046 101433410 152150115 304300230