Base | Representation |
---|---|
bin | 110001010000… |
… | …111000101010 |
3 | 220022002222101 |
4 | 301100320222 |
5 | 11301223333 |
6 | 1140444014 |
7 | 214524532 |
oct | 61207052 |
9 | 26262871 |
10 | 12914218 |
11 | 7320709 |
12 | 43a960a |
13 | 28a2165 |
14 | 1a024c2 |
15 | 120167d |
hex | c50e2a |
12914218 has 4 divisors (see below), whose sum is σ = 19371330. Its totient is φ = 6457108.
The previous prime is 12914207. The next prime is 12914267. The reversal of 12914218 is 81241921.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81241921 = 43 ⋅1889347.
It can be written as a sum of positive squares in only one way, i.e., 12341169 + 573049 = 3513^2 + 757^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3228553 + ... + 3228556.
Almost surely, 212914218 is an apocalyptic number.
12914218 is a deficient number, since it is larger than the sum of its proper divisors (6457112).
12914218 is an equidigital number, since it uses as much as digits as its factorization.
12914218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6457111.
The product of its digits is 1152, while the sum is 28.
The square root of 12914218 is about 3593.6357634017. The cubic root of 12914218 is about 234.6151419067.
The spelling of 12914218 in words is "twelve million, nine hundred fourteen thousand, two hundred eighteen".
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