Base | Representation |
---|---|
bin | 101101110010… |
… | …000110010011 |
3 | 211120202012210 |
4 | 231302012103 |
5 | 11033023213 |
6 | 1105123203 |
7 | 204004221 |
oct | 55620623 |
9 | 24522183 |
10 | 12001683 |
11 | 6858051 |
12 | 4029503 |
13 | 26429b5 |
14 | 1845b11 |
15 | 10c10c3 |
hex | b72193 |
12001683 has 4 divisors (see below), whose sum is σ = 16002248. Its totient is φ = 8001120.
The previous prime is 12001667. The next prime is 12001697. The reversal of 12001683 is 38610021.
12001683 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38610021 = 3 ⋅12870007.
It is not a de Polignac number, because 12001683 - 24 = 12001667 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12000683) 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, 2000278 + ... + 2000283.
It is an arithmetic number, because the mean of its divisors is an integer number (4000562).
Almost surely, 212001683 is an apocalyptic number.
12001683 is a deficient number, since it is larger than the sum of its proper divisors (4000565).
12001683 is an equidigital number, since it uses as much as digits as its factorization.
12001683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4000564.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 12001683 is about 3464.3445267467. The cubic root of 12001683 is about 228.9535510885.
The spelling of 12001683 in words is "twelve million, one thousand, six hundred eighty-three".
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