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304243111413 = 32412402934313
BaseRepresentation
bin1000110110101100100…
…11010111010111110101
31002002022020002102100200
410123112103113113311
514441042214031123
6351433425431113
730660266530503
oct4332623272765
91062266072320
10304243111413
1110803533974a
124ab6a49b499
13228c7c20417
1410a2289b673
157da9e57143
hex46d64d75f5

304243111413 has 24 divisors (see below), whose sum is σ = 450212719320. Its totient is φ = 197867696640.

The previous prime is 304243111411. The next prime is 304243111429. The reversal of 304243111413 is 314111342403.

304243111413 is a `hidden beast` number, since 3 + 0 + 4 + 243 + 1 + 1 + 1 + 413 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 43573640049 + 260669471364 = 208743^2 + 510558^2 .

It is not a de Polignac number, because 304243111413 - 21 = 304243111411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304243111411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8849545 + ... + 8883857.

It is an arithmetic number, because the mean of its divisors is an integer number (18758863305).

Almost surely, 2304243111413 is an apocalyptic number.

It is an amenable number.

304243111413 is a deficient number, since it is larger than the sum of its proper divisors (145969607907).

304243111413 is a wasteful number, since it uses less digits than its factorization.

304243111413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58389 (or 58386 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 304243111413 its reverse (314111342403), we get a palindrome (618354453816).

The spelling of 304243111413 in words is "three hundred four billion, two hundred forty-three million, one hundred eleven thousand, four hundred thirteen".

Divisors: 1 3 9 41 123 369 24029 34313 72087 102939 216261 308817 985189 1406833 2955567 4220499 8866701 12661497 824507077 2473521231 7420563693 33804790157 101414370471 304243111413