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1313241341111 = 7187605905873
BaseRepresentation
bin10011000111000011010…
…010001001110010110111
311122112201001021021110022
4103013003102021302313
5133004004240403421
62443143355315355
7163610226135410
oct23070322116267
94575631237408
101313241341111
11466a40556807
12192621a4bb5b
1396ab849951b
14477bddb8807
152426164a7ab
hex131c3489cb7

1313241341111 has 4 divisors (see below), whose sum is σ = 1500847246992. Its totient is φ = 1125635435232.

The previous prime is 1313241341057. The next prime is 1313241341131. The reversal of 1313241341111 is 1111431423131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1313241341111 - 26 = 1313241341047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313241341131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93802952930 + ... + 93802952943.

It is an arithmetic number, because the mean of its divisors is an integer number (375211811748).

Almost surely, 21313241341111 is an apocalyptic number.

1313241341111 is a deficient number, since it is larger than the sum of its proper divisors (187605905881).

1313241341111 is an equidigital number, since it uses as much as digits as its factorization.

1313241341111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187605905880.

The product of its digits is 864, while the sum is 26.

Adding to 1313241341111 its reverse (1111431423131), we get a palindrome (2424672764242).

The spelling of 1313241341111 in words is "one trillion, three hundred thirteen billion, two hundred forty-one million, three hundred forty-one thousand, one hundred eleven".

Divisors: 1 7 187605905873 1313241341111