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13441301213 = 92993144541
BaseRepresentation
bin11001000010010100…
…11111101011011101
31021200202011211220212
430201022133223131
5210011433114323
610101433422205
7654042114044
oct144112375335
937622154825
1013441301213
11577829a5aa
12273156a965
131362944192
1491720155b
1553a072b78
hex32129fadd

13441301213 has 4 divisors (see below), whose sum is σ = 13441538748. Its totient is φ = 13441063680.

The previous prime is 13441301197. The next prime is 13441301219. The reversal of 13441301213 is 31210314431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6127288729 + 7314012484 = 78277^2 + 85522^2 .

It is a cyclic number.

It is not a de Polignac number, because 13441301213 - 24 = 13441301197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13441301219) 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 3 ways as a sum of consecutive naturals, for example, 20723 + ... + 165263.

It is an arithmetic number, because the mean of its divisors is an integer number (3360384687).

Almost surely, 213441301213 is an apocalyptic number.

It is an amenable number.

13441301213 is a deficient number, since it is larger than the sum of its proper divisors (237535).

13441301213 is an equidigital number, since it uses as much as digits as its factorization.

13441301213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237534.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13441301213 its reverse (31210314431), we get a palindrome (44651615644).

The spelling of 13441301213 in words is "thirteen billion, four hundred forty-one million, three hundred one thousand, two hundred thirteen".

Divisors: 1 92993 144541 13441301213