Base | Representation |
---|---|
bin | 11100111111101… |
… | …10000010101010 |
3 | 121221200022020122 |
4 | 32133312002222 |
5 | 444231310332 |
6 | 40045123242 |
7 | 6012260663 |
oct | 1637660252 |
9 | 557608218 |
10 | 243228842 |
11 | 11532947a |
12 | 69559522 |
13 | 3b5116bc |
14 | 2443636a |
15 | 16547c12 |
hex | e7f60aa |
243228842 has 8 divisors (see below), whose sum is σ = 384045600. Its totient is φ = 115213644.
The previous prime is 243228833. The next prime is 243228847. The reversal of 243228842 is 248822342.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (243228847) 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, 3200342 + ... + 3200417.
It is an arithmetic number, because the mean of its divisors is an integer number (48005700).
Almost surely, 2243228842 is an apocalyptic number.
243228842 is a deficient number, since it is larger than the sum of its proper divisors (140816758).
243228842 is a wasteful number, since it uses less digits than its factorization.
243228842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6400780.
The product of its digits is 49152, while the sum is 35.
The square root of 243228842 is about 15595.7956513927. The cubic root of 243228842 is about 624.2209745678.
The spelling of 243228842 in words is "two hundred forty-three million, two hundred twenty-eight thousand, eight hundred forty-two".
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