Base | Representation |
---|---|
bin | 11100111111011… |
… | …11010011011001 |
3 | 121221121220101101 |
4 | 32133233103121 |
5 | 444224414431 |
6 | 40044351401 |
7 | 6012114343 |
oct | 1637572331 |
9 | 557556341 |
10 | 243201241 |
11 | 11530a768 |
12 | 69545561 |
13 | 3b501c7a |
14 | 2442a293 |
15 | 1653e961 |
hex | e7ef4d9 |
243201241 has 8 divisors (see below), whose sum is σ = 254358720. Its totient is φ = 232092432.
The previous prime is 243201229. The next prime is 243201251. The reversal of 243201241 is 142102342.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 243201241 - 27 = 243201113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (243201251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1746 + ... + 22123.
It is an arithmetic number, because the mean of its divisors is an integer number (31794840).
Almost surely, 2243201241 is an apocalyptic number.
It is an amenable number.
243201241 is a deficient number, since it is larger than the sum of its proper divisors (11157479).
243201241 is a wasteful number, since it uses less digits than its factorization.
243201241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24335.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 243201241 is about 15594.9107403666. The cubic root of 243201241 is about 624.1973619968.
Adding to 243201241 its reverse (142102342), we get a palindrome (385303583).
The spelling of 243201241 in words is "two hundred forty-three million, two hundred one thousand, two hundred forty-one".
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