Base | Representation |
---|---|
bin | 1110001001110001011… |
… | …0100111001101001111 |
3 | 212020120221022221011001 |
4 | 3202130112213031033 |
5 | 12440423140421111 |
6 | 303410402441131 |
7 | 23365161210250 |
oct | 3423426471517 |
9 | 766527287131 |
10 | 243141342031 |
11 | 9412aa48a85 |
12 | 3b1576631a7 |
13 | 19c0b1430b3 |
14 | baa7968b27 |
15 | 64d0b1e1c1 |
hex | 389c5a734f |
243141342031 has 8 divisors (see below), whose sum is σ = 289957377024. Its totient is φ = 199345696440.
The previous prime is 243141342001. The next prime is 243141342047. The reversal of 243141342031 is 130243141342.
It is a happy number.
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 243141342031 - 215 = 243141309263 is a prime.
It is a super-2 number, since 2×2431413420312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243141342001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755097175 + ... + 755097496.
It is an arithmetic number, because the mean of its divisors is an integer number (36244672128).
Almost surely, 2243141342031 is an apocalyptic number.
243141342031 is a deficient number, since it is larger than the sum of its proper divisors (46816034993).
243141342031 is a wasteful number, since it uses less digits than its factorization.
243141342031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1510194701.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 243141342031 its reverse (130243141342), we get a palindrome (373384483373).
The spelling of 243141342031 in words is "two hundred forty-three billion, one hundred forty-one million, three hundred forty-two thousand, thirty-one".
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