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13102104101 = 79165849419
BaseRepresentation
bin11000011001111001…
…00011111000100101
31020211002220211221212
430030330203320211
5203313114312401
610004035321205
7642453022142
oct141474437045
936732824855
1013102104101
115613883809
122657a50205
13130a5a1128
148c41473c9
1551a3bedbb
hex30cf23e25

13102104101 has 4 divisors (see below), whose sum is σ = 13267953600. Its totient is φ = 12936254604.

The previous prime is 13102104091. The next prime is 13102104137. The reversal of 13102104101 is 10140120131.

13102104101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10140120131 = 97491040119.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13102104101 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 (13102104161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82924631 + ... + 82924788.

It is an arithmetic number, because the mean of its divisors is an integer number (3316988400).

Almost surely, 213102104101 is an apocalyptic number.

It is an amenable number.

13102104101 is a deficient number, since it is larger than the sum of its proper divisors (165849499).

13102104101 is an equidigital number, since it uses as much as digits as its factorization.

13102104101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165849498.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 13102104101 its reverse (10140120131), we get a palindrome (23242224232).

The spelling of 13102104101 in words is "thirteen billion, one hundred two million, one hundred four thousand, one hundred one".

Divisors: 1 79 165849419 13102104101