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304325241 = 31171129887
BaseRepresentation
bin10010001000111…
…010001001111001
3210012122022202020
4102020322021321
51110401401431
650110425053
710353502413
oct2210721171
9705568666
10304325241
11146869070
1285b02189
134b08370c
142c5bb9b3
151bab5696
hex1223a279

304325241 has 16 divisors (see below), whose sum is σ = 448892928. Its totient is φ = 181840400.

The previous prime is 304325173. The next prime is 304325243. The reversal of 304325241 is 142523403.

It is a cyclic number.

It is not a de Polignac number, because 304325241 - 27 = 304325113 is a prime.

It is a super-2 number, since 2×3043252412 = 185227704619416162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304325243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62601 + ... + 67286.

It is an arithmetic number, because the mean of its divisors is an integer number (28055808).

Almost surely, 2304325241 is an apocalyptic number.

It is an amenable number.

304325241 is a deficient number, since it is larger than the sum of its proper divisors (144567687).

304325241 is a wasteful number, since it uses less digits than its factorization.

304325241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129972.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 304325241 is about 17444.9202061804. The cubic root of 304325241 is about 672.6347880536.

Adding to 304325241 its reverse (142523403), we get a palindrome (446848644).

The spelling of 304325241 in words is "three hundred four million, three hundred twenty-five thousand, two hundred forty-one".

Divisors: 1 3 11 33 71 213 781 2343 129887 389661 1428757 4286271 9221977 27665931 101441747 304325241