Base | Representation |
---|---|
bin | 11100111111011… |
… | …11010110101010 |
3 | 121221121220200010 |
4 | 32133233112222 |
5 | 444224421300 |
6 | 40044352350 |
7 | 6012115062 |
oct | 1637572652 |
9 | 557556603 |
10 | 243201450 |
11 | 11530a938 |
12 | 695456b6 |
13 | 3b5020ab |
14 | 2442a3a2 |
15 | 1653ea50 |
hex | e7ef5aa |
243201450 has 48 divisors (see below), whose sum is σ = 604130976. Its totient is φ = 64747200.
The previous prime is 243201433. The next prime is 243201451. The reversal of 243201450 is 54102342.
It is not an unprimeable number, because it can be changed into a prime (243201451) 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 23 ways as a sum of consecutive naturals, for example, 140289 + ... + 142011.
It is an arithmetic number, because the mean of its divisors is an integer number (12586062).
Almost surely, 2243201450 is an apocalyptic number.
243201450 is an abundant number, since it is smaller than the sum of its proper divisors (360929526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243201450 is a wasteful number, since it uses less digits than its factorization.
243201450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2679 (or 2674 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 243201450 is about 15594.9174412691. The cubic root of 243201450 is about 624.1975408024.
Adding to 243201450 its reverse (54102342), we get a palindrome (297303792).
The spelling of 243201450 in words is "two hundred forty-three million, two hundred one thousand, four hundred fifty".
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