Base | Representation |
---|---|
bin | 110001011000… |
… | …011101100000 |
3 | 220100200112122 |
4 | 301120131200 |
5 | 11303221443 |
6 | 1141243412 |
7 | 215014151 |
oct | 61303540 |
9 | 26320478 |
10 | 12945248 |
11 | 7341a58 |
12 | 4403568 |
13 | 28b3314 |
14 | 1a0d928 |
15 | 120a968 |
hex | c58760 |
12945248 has 12 divisors (see below), whose sum is σ = 25486020. Its totient is φ = 6472608.
The previous prime is 12945241. The next prime is 12945253. The reversal of 12945248 is 84254921.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12945241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202238 + ... + 202301.
It is an arithmetic number, because the mean of its divisors is an integer number (2123835).
Almost surely, 212945248 is an apocalyptic number.
It is an amenable number.
12945248 is a deficient number, since it is larger than the sum of its proper divisors (12540772).
12945248 is an equidigital number, since it uses as much as digits as its factorization.
12945248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404549 (or 404541 counting only the distinct ones).
The product of its digits is 23040, while the sum is 35.
The square root of 12945248 is about 3597.9505277310. The cubic root of 12945248 is about 234.8029009796.
The spelling of 12945248 in words is "twelve million, nine hundred forty-five thousand, two hundred forty-eight".
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