Base | Representation |
---|---|
bin | 101010101100… |
… | …011001101100 |
3 | 210001121102102 |
4 | 222230121230 |
5 | 10331120131 |
6 | 1035514232 |
7 | 164062331 |
oct | 52543154 |
9 | 23047372 |
10 | 11191916 |
11 | 635471a |
12 | 38b8978 |
13 | 241b248 |
14 | 16b4988 |
15 | eb11cb |
hex | aac66c |
11191916 has 12 divisors (see below), whose sum is σ = 20738088. Its totient is φ = 5266752.
The previous prime is 11191913. The next prime is 11191937. The reversal of 11191916 is 61919111.
It is a happy number.
11191916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (11191913) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82226 + ... + 82361.
It is an arithmetic number, because the mean of its divisors is an integer number (1728174).
Almost surely, 211191916 is an apocalyptic number.
It is an amenable number.
11191916 is a deficient number, since it is larger than the sum of its proper divisors (9546172).
11191916 is a wasteful number, since it uses less digits than its factorization.
11191916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164608 (or 164606 counting only the distinct ones).
The product of its digits is 486, while the sum is 29.
The square root of 11191916 is about 3345.4321096086. The cubic root of 11191916 is about 223.6839452133.
The spelling of 11191916 in words is "eleven million, one hundred ninety-one thousand, nine hundred sixteen".
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