Base | Representation |
---|---|
bin | 101111000101… |
… | …111100011001 |
3 | 212020012022102 |
4 | 233011330121 |
5 | 11130020423 |
6 | 1120333145 |
7 | 206634404 |
oct | 57057431 |
9 | 25205272 |
10 | 12345113 |
11 | 6a72080 |
12 | 41741b5 |
13 | 2733101 |
14 | 18d4d3b |
15 | 113cc28 |
hex | bc5f19 |
12345113 has 4 divisors (see below), whose sum is σ = 13467408. Its totient is φ = 11222820.
The previous prime is 12345083. The next prime is 12345121. The reversal of 12345113 is 31154321.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31154321 = 11 ⋅2832211.
It is a cyclic number.
It is not a de Polignac number, because 12345113 - 26 = 12345049 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (12345143) 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, 561131 + ... + 561152.
It is an arithmetic number, because the mean of its divisors is an integer number (3366852).
Almost surely, 212345113 is an apocalyptic number.
It is an amenable number.
12345113 is a deficient number, since it is larger than the sum of its proper divisors (1122295).
12345113 is a wasteful number, since it uses less digits than its factorization.
12345113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1122294.
The product of its digits is 360, while the sum is 20.
The square root of 12345113 is about 3513.5612987395. The cubic root of 12345113 is about 231.1168926702.
Adding to 12345113 its reverse (31154321), we get a palindrome (43499434).
The spelling of 12345113 in words is "twelve million, three hundred forty-five thousand, one hundred thirteen".
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