Base | Representation |
---|---|
bin | 110001010111… |
… | …111100101010 |
3 | 220100120122210 |
4 | 301113330222 |
5 | 11303140041 |
6 | 1141225550 |
7 | 215005056 |
oct | 61277452 |
9 | 26316583 |
10 | 12943146 |
11 | 7340417 |
12 | 44022b6 |
13 | 28b2388 |
14 | 1a0cc66 |
15 | 120a016 |
hex | c57f2a |
12943146 has 16 divisors (see below), whose sum is σ = 25996608. Its totient is φ = 4296000.
The previous prime is 12943111. The next prime is 12943153. The reversal of 12943146 is 64134921.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3030 + ... + 5921.
It is an arithmetic number, because the mean of its divisors is an integer number (1624788).
Almost surely, 212943146 is an apocalyptic number.
12943146 is an abundant number, since it is smaller than the sum of its proper divisors (13053462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12943146 is a wasteful number, since it uses less digits than its factorization.
12943146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9197.
The product of its digits is 5184, while the sum is 30.
The square root of 12943146 is about 3597.6584051296. The cubic root of 12943146 is about 234.7901914918.
The spelling of 12943146 in words is "twelve million, nine hundred forty-three thousand, one hundred forty-six".
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