Base | Representation |
---|---|
bin | 11000011010111101… |
… | …11000011010101110 |
3 | 1020211201211221112010 |
4 | 30031132320122232 |
5 | 203322420213402 |
6 | 10005000222050 |
7 | 642622343361 |
oct | 141536703256 |
9 | 36751757463 |
10 | 13111101102 |
11 | 5618969350 |
12 | 265aa6a926 |
13 | 130c4012b8 |
14 | 8c540a0d8 |
15 | 51b09aa6c |
hex | 30d7b86ae |
13111101102 has 64 divisors (see below), whose sum is σ = 29889990144. Its totient is φ = 3795200640.
The previous prime is 13111101077. The next prime is 13111101139. The reversal of 13111101102 is 20110111131.
It is a super-2 number, since 2×131111011022 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 1204428 + ... + 1215264.
It is an arithmetic number, because the mean of its divisors is an integer number (467031096).
Almost surely, 213111101102 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13111101102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14944995072).
13111101102 is an abundant number, since it is smaller than the sum of its proper divisors (16778889042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13111101102 is a wasteful number, since it uses less digits than its factorization.
13111101102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11673.
The product of its (nonzero) digits is 6, while the sum is 12.
Adding to 13111101102 its reverse (20110111131), we get a palindrome (33221212233).
The spelling of 13111101102 in words is "thirteen billion, one hundred eleven million, one hundred one thousand, one hundred two".
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