Base | Representation |
---|---|
bin | 1000100011101001110001 |
3 | 11012222001221 |
4 | 20203221301 |
5 | 1033240220 |
6 | 120025041 |
7 | 25031620 |
oct | 10435161 |
9 | 4188057 |
10 | 2243185 |
11 | 12a237a |
12 | 902181 |
13 | 607039 |
14 | 4256b7 |
15 | 2e49aa |
hex | 223a71 |
2243185 has 8 divisors (see below), whose sum is σ = 3076416. Its totient is φ = 1538160.
The previous prime is 2243183. The next prime is 2243203. The reversal of 2243185 is 5813422.
2243185 = T28 + T29 + ... + T237.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2243185 - 21 = 2243183 is a prime.
It is a d-powerful number, because it can be written as 25 + 213 + 49 + 39 + 1 + 8 + 59 .
It is not an unprimeable number, because it can be changed into a prime (2243183) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32011 + ... + 32080.
It is an arithmetic number, because the mean of its divisors is an integer number (384552).
22243185 is an apocalyptic number.
It is an amenable number.
2243185 is a deficient number, since it is larger than the sum of its proper divisors (833231).
2243185 is an equidigital number, since it uses as much as digits as its factorization.
2243185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64103.
The product of its digits is 1920, while the sum is 25.
The square root of 2243185 is about 1497.7266105668. The cubic root of 2243185 is about 130.9046370042.
The spelling of 2243185 in words is "two million, two hundred forty-three thousand, one hundred eighty-five".
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