Base | Representation |
---|---|
bin | 110001010101… |
… | …100010010111 |
3 | 220100002010001 |
4 | 301111202113 |
5 | 11302331041 |
6 | 1141112131 |
7 | 214634221 |
oct | 61254227 |
9 | 26302101 |
10 | 12933271 |
11 | 7333a5a |
12 | 43b8647 |
13 | 28aaa30 |
14 | 1a09411 |
15 | 1207131 |
hex | c55897 |
12933271 has 4 divisors (see below), whose sum is σ = 13928152. Its totient is φ = 11938392.
The previous prime is 12933269. The next prime is 12933317. The reversal of 12933271 is 17233921.
12933271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12933271 - 21 = 12933269 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12933671) 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, 497421 + ... + 497446.
It is an arithmetic number, because the mean of its divisors is an integer number (3482038).
Almost surely, 212933271 is an apocalyptic number.
12933271 is a deficient number, since it is larger than the sum of its proper divisors (994881).
12933271 is an equidigital number, since it uses as much as digits as its factorization.
12933271 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 994880.
The product of its digits is 2268, while the sum is 28.
The square root of 12933271 is about 3596.2857227979. The cubic root of 12933271 is about 234.7304650791.
The spelling of 12933271 in words is "twelve million, nine hundred thirty-three thousand, two hundred seventy-one".
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