Base | Representation |
---|---|
bin | 110010000000… |
… | …101101011111 |
3 | 220200001200200 |
4 | 302000231133 |
5 | 11324010421 |
6 | 1144554543 |
7 | 216301620 |
oct | 62005537 |
9 | 26601620 |
10 | 13110111 |
11 | 7444903 |
12 | 4482a53 |
13 | 2940381 |
14 | 1a53a47 |
15 | 123e726 |
hex | c80b5f |
13110111 has 24 divisors (see below), whose sum is σ = 22917024. Its totient is φ = 7050240.
The previous prime is 13110107. The next prime is 13110121. The reversal of 13110111 is 11101131.
13110111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13110111 - 22 = 13110107 is a prime.
It is a super-4 number, since 4×131101114 (a number of 30 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 13110093 and 13110102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13110101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5050 + ... + 7191.
It is an arithmetic number, because the mean of its divisors is an integer number (954876).
Almost surely, 213110111 is an apocalyptic number.
13110111 is a deficient number, since it is larger than the sum of its proper divisors (9806913).
13110111 is a wasteful number, since it uses less digits than its factorization.
13110111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12271 (or 12268 counting only the distinct ones).
The product of its (nonzero) digits is 3, while the sum is 9.
The square root of 13110111 is about 3620.7887262308. The cubic root of 13110111 is about 235.7954693991.
Adding to 13110111 its reverse (11101131), we get a palindrome (24211242).
The spelling of 13110111 in words is "thirteen million, one hundred ten thousand, one hundred eleven".
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