Base | Representation |
---|---|
bin | 101110001101… |
… | …101101111101 |
3 | 211210111101210 |
4 | 232031231331 |
5 | 11100133223 |
6 | 1111355033 |
7 | 204655104 |
oct | 56155575 |
9 | 24714353 |
10 | 12114813 |
11 | 6925047 |
12 | 4082a79 |
13 | 2682339 |
14 | 187503b |
15 | 10e4893 |
hex | b8db7d |
12114813 has 16 divisors (see below), whose sum is σ = 16937856. Its totient is φ = 7687680.
The previous prime is 12114797. The next prime is 12114821. The reversal of 12114813 is 31841121.
It is a happy number.
It is not a de Polignac number, because 12114813 - 24 = 12114797 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12114813.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12114833) 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, 22993 + ... + 23513.
It is an arithmetic number, because the mean of its divisors is an integer number (1058616).
Almost surely, 212114813 is an apocalyptic number.
It is an amenable number.
12114813 is a deficient number, since it is larger than the sum of its proper divisors (4823043).
12114813 is a wasteful number, since it uses less digits than its factorization.
12114813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 884.
The product of its digits is 192, while the sum is 21.
The square root of 12114813 is about 3480.6339939729. The cubic root of 12114813 is about 229.6706881397.
Adding to 12114813 its reverse (31841121), we get a palindrome (43955934).
The spelling of 12114813 in words is "twelve million, one hundred fourteen thousand, eight hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •