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13102033133 = 71871719019
BaseRepresentation
bin11000011001111000…
…10010100011101101
31020211002210020121102
430030330102203231
5203313110030013
610004034012445
7642452305220
oct141474224355
936732706542
1013102033133
115613835462
122657a17125
13130a577a37
148c41295b7
1551a3a8d58
hex30cf128ed

13102033133 has 4 divisors (see below), whose sum is σ = 14973752160. Its totient is φ = 11230314108.

The previous prime is 13102033079. The next prime is 13102033141. The reversal of 13102033133 is 33133020131.

13102033133 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: 33133020131 = 311068807101.

It is a cyclic number.

It is not a de Polignac number, because 13102033133 - 212 = 13102029037 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 (13102033183) 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, 935859503 + ... + 935859516.

It is an arithmetic number, because the mean of its divisors is an integer number (3743438040).

Almost surely, 213102033133 is an apocalyptic number.

It is an amenable number.

13102033133 is a deficient number, since it is larger than the sum of its proper divisors (1871719027).

13102033133 is an equidigital number, since it uses as much as digits as its factorization.

13102033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871719026.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 13102033133 its reverse (33133020131), we get a palindrome (46235053264).

The spelling of 13102033133 in words is "thirteen billion, one hundred two million, thirty-three thousand, one hundred thirty-three".

Divisors: 1 7 1871719019 13102033133