Base | Representation |
---|---|
bin | 11100111111000… |
… | …00111010100110 |
3 | 121221111220112202 |
4 | 32133200322212 |
5 | 444221023220 |
6 | 40043214502 |
7 | 6011450465 |
oct | 1637407246 |
9 | 557456482 |
10 | 243142310 |
11 | 11527a464 |
12 | 69517432 |
13 | 3b4b11b8 |
14 | 244129dc |
15 | 1652c275 |
hex | e7e0ea6 |
243142310 has 16 divisors (see below), whose sum is σ = 437893776. Its totient is φ = 97204128.
The previous prime is 243142309. The next prime is 243142321. The reversal of 243142310 is 13241342.
It is a super-2 number, since 2×2431423102 = 118236365824272200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16637 + ... + 27623.
It is an arithmetic number, because the mean of its divisors is an integer number (27368361).
Almost surely, 2243142310 is an apocalyptic number.
243142310 is a deficient number, since it is larger than the sum of its proper divisors (194751466).
243142310 is a wasteful number, since it uses less digits than its factorization.
243142310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13207.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 243142310 is about 15593.0211953938. The cubic root of 243142310 is about 624.1469407269.
Adding to 243142310 its reverse (13241342), we get a palindrome (256383652).
The spelling of 243142310 in words is "two hundred forty-three million, one hundred forty-two thousand, three hundred ten".
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