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13331312241 = 313341828519
BaseRepresentation
bin11000110101001101…
…11010111001110001
31021102002012211102020
430122212322321301
5204300303442431
610042504142053
7651235166352
oct143246727161
937362184366
1013331312241
1157211a6225
122700767929
131345c13b50
1490676dd29
15530598696
hex31a9bae71

13331312241 has 8 divisors (see below), whose sum is σ = 19142397120. Its totient is φ = 8203884432.

The previous prime is 13331312213. The next prime is 13331312251. The reversal of 13331312241 is 14221313331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13331312241 - 29 = 13331311729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13331312251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170914221 + ... + 170914298.

It is an arithmetic number, because the mean of its divisors is an integer number (2392799640).

Almost surely, 213331312241 is an apocalyptic number.

It is an amenable number.

13331312241 is a deficient number, since it is larger than the sum of its proper divisors (5811084879).

13331312241 is a wasteful number, since it uses less digits than its factorization.

13331312241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341828535.

The product of its digits is 1296, while the sum is 24.

Adding to 13331312241 its reverse (14221313331), we get a palindrome (27552625572).

The spelling of 13331312241 in words is "thirteen billion, three hundred thirty-one million, three hundred twelve thousand, two hundred forty-one".

Divisors: 1 3 13 39 341828519 1025485557 4443770747 13331312241