Base | Representation |
---|---|
bin | 1110001010011100010… |
… | …0000100100101110110 |
3 | 212021001110110002010011 |
4 | 3202213010010211312 |
5 | 12441310140443110 |
6 | 303440302050434 |
7 | 23402502432010 |
oct | 3424704044566 |
9 | 767043402104 |
10 | 243321031030 |
11 | 94212418a90 |
12 | 3b1a7879a1a |
13 | 19c3943854c |
14 | bac37811b0 |
15 | 64e17b548a |
hex | 38a7104976 |
243321031030 has 64 divisors (see below), whose sum is σ = 546112005120. Its totient is φ = 75831753600.
The previous prime is 243321030973. The next prime is 243321031039. The reversal of 243321031030 is 30130123342.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 243321030992 and 243321031010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243321031039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12488136 + ... + 12507604.
It is an arithmetic number, because the mean of its divisors is an integer number (8533000080).
Almost surely, 2243321031030 is an apocalyptic number.
243321031030 is an abundant number, since it is smaller than the sum of its proper divisors (302790974090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243321031030 is a wasteful number, since it uses less digits than its factorization.
243321031030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35725.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 243321031030 its reverse (30130123342), we get a palindrome (273451154372).
The spelling of 243321031030 in words is "two hundred forty-three billion, three hundred twenty-one million, thirty-one thousand, thirty".
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