Base | Representation |
---|---|
bin | 101110001101… |
… | …010011100101 |
3 | 211210102002021 |
4 | 232031103211 |
5 | 11100110000 |
6 | 1111343141 |
7 | 204650143 |
oct | 56152345 |
9 | 24712067 |
10 | 12113125 |
11 | 6923852 |
12 | 4081ab1 |
13 | 268163b |
14 | 1874593 |
15 | 10e411a |
hex | b8d4e5 |
12113125 has 10 divisors (see below), whose sum is σ = 15137342. Its totient is φ = 9690000.
The previous prime is 12113119. The next prime is 12113147. The reversal of 12113125 is 52131121.
12113125 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 5 ways, for example, as 3101121 + 9012004 = 1761^2 + 3002^2 .
It is not a de Polignac number, because 12113125 - 23 = 12113117 is a prime.
It is a Duffinian number.
It is a zygodrome in base 5.
It is a junction number, because it is equal to n+sod(n) for n = 12113099 and 12113108.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9066 + ... + 10315.
Almost surely, 212113125 is an apocalyptic number.
It is an amenable number.
12113125 is a deficient number, since it is larger than the sum of its proper divisors (3024217).
12113125 is an frugal number, since it uses more digits than its factorization.
12113125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19401 (or 19386 counting only the distinct ones).
The product of its digits is 60, while the sum is 16.
The square root of 12113125 is about 3480.3915009665. The cubic root of 12113125 is about 229.6600206995.
Adding to 12113125 its reverse (52131121), we get a palindrome (64244246).
The spelling of 12113125 in words is "twelve million, one hundred thirteen thousand, one hundred twenty-five".
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