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13323130211213 = 28147413274773
BaseRepresentation
bin1100000111100000100001…
…1100011000101110001101
31202011200022212000000210222
43001320020130120232031
53221241232313224323
644200321142241125
72543364405154124
oct301701034305615
952150285000728
1013323130211213
114277342742029
1215b21414261a5
1375849a836b24
14340bb306cabb
151818727c69c8
hexc1e08718b8d

13323130211213 has 4 divisors (see below), whose sum is σ = 13370543486268. Its totient is φ = 13275716936160.

The previous prime is 13323130211201. The next prime is 13323130211221. The reversal of 13323130211213 is 31211203132331.

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 8680406740009 + 4642723471204 = 2946253^2 + 2154698^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323130211213 - 24 = 13323130211197 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 (13323130211513) 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, 23706637106 + ... + 23706637667.

It is an arithmetic number, because the mean of its divisors is an integer number (3342635871567).

Almost surely, 213323130211213 is an apocalyptic number.

It is an amenable number.

13323130211213 is a deficient number, since it is larger than the sum of its proper divisors (47413275055).

13323130211213 is an equidigital number, since it uses as much as digits as its factorization.

13323130211213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47413275054.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 13323130211213 its reverse (31211203132331), we get a palindrome (44534333343544).

The spelling of 13323130211213 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirty million, two hundred eleven thousand, two hundred thirteen".

Divisors: 1 281 47413274773 13323130211213