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13111420301 = 71979507919
BaseRepresentation
bin11000011011000000…
…00110010110001101
31020211202110011101022
430031200012112031
5203323010422201
610005011123525
7642625143110
oct141540062615
936752404338
1013111420301
115619067151
12265aba35a5
13130c4b3685
148c5490577
1551b11041b
hex30d80658d

13111420301 has 8 divisors (see below), whose sum is σ = 15060545280. Its totient is φ = 11181311568.

The previous prime is 13111420297. The next prime is 13111420303. The reversal of 13111420301 is 10302411131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13111420301 - 22 = 13111420297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13111420301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13111420303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4752581 + ... + 4755338.

It is an arithmetic number, because the mean of its divisors is an integer number (1882568160).

Almost surely, 213111420301 is an apocalyptic number.

It is an amenable number.

13111420301 is a deficient number, since it is larger than the sum of its proper divisors (1949124979).

13111420301 is an equidigital number, since it uses as much as digits as its factorization.

13111420301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508123.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 13111420301 its reverse (10302411131), we get a palindrome (23413831432).

The spelling of 13111420301 in words is "thirteen billion, one hundred eleven million, four hundred twenty thousand, three hundred one".

Divisors: 1 7 197 1379 9507919 66555433 1873060043 13111420301