Search a number
-
+
13111102032013 = 251269935575441
BaseRepresentation
bin1011111011001010101010…
…0101000100100010001101
31201102102001020120112101001
42332302222211010202031
53204303014110011023
643515053534420301
72522150221320226
oct276625245044215
951372036515331
1013111102032013
1141a5429322867
121579029661691
137414aa597b6b
1433481b71624d
1517b0b33b76ad
hexbecaa94488d

13111102032013 has 16 divisors (see below), whose sum is σ = 13174337534400. Its totient is φ = 13047959680000.

The previous prime is 13111102031969. The next prime is 13111102032023. The reversal of 13111102032013 is 31023020111131.

It is a cyclic number.

It is not a de Polignac number, because 13111102032013 - 241 = 10912078776461 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 (13111102032023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2409683373 + ... + 2409688813.

It is an arithmetic number, because the mean of its divisors is an integer number (823396095900).

Almost surely, 213111102032013 is an apocalyptic number.

It is an amenable number.

13111102032013 is a deficient number, since it is larger than the sum of its proper divisors (63235502387).

13111102032013 is a wasteful number, since it uses less digits than its factorization.

13111102032013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11948.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 13111102032013 its reverse (31023020111131), we get a palindrome (44134122143144).

The spelling of 13111102032013 in words is "thirteen trillion, one hundred eleven billion, one hundred two million, thirty-two thousand, thirteen".

Divisors: 1 251 2699 3557 5441 677449 892807 1365691 9600343 14685259 19353637 2409686093 3686000009 4857762887 52235466263 13111102032013