Base | Representation |
---|---|
bin | 1110000111110111110… |
… | …0010101001111110001 |
3 | 212012021101021210101022 |
4 | 3201331330111033301 |
5 | 12433402032324431 |
6 | 303244015145225 |
7 | 23346424425644 |
oct | 3417574251761 |
9 | 765241253338 |
10 | 242631136241 |
11 | 93998a508aa |
12 | 3b034815215 |
13 | 19b59526890 |
14 | ba59cb7a5b |
15 | 64a0e3c07b |
hex | 387df153f1 |
242631136241 has 8 divisors (see below), whose sum is σ = 262805448360. Its totient is φ = 222672592512.
The previous prime is 242631136229. The next prime is 242631136289. The reversal of 242631136241 is 142631136242.
It can be written as a sum of positive squares in 4 ways, for example, as 13193968225 + 229437168016 = 114865^2 + 478996^2 .
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 242631136241 - 210 = 242631135217 is a prime.
It is a super-2 number, since 2×2426311362412 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (242631136211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53939756 + ... + 53944253.
It is an arithmetic number, because the mean of its divisors is an integer number (32850681045).
Almost surely, 2242631136241 is an apocalyptic number.
It is an amenable number.
242631136241 is a deficient number, since it is larger than the sum of its proper divisors (20174312119).
242631136241 is a wasteful number, since it uses less digits than its factorization.
242631136241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107884195.
The product of its digits is 41472, while the sum is 35.
Subtracting from 242631136241 its reverse (142631136242), we obtain a palindrome (99999999999).
The spelling of 242631136241 in words is "two hundred forty-two billion, six hundred thirty-one million, one hundred thirty-six thousand, two hundred forty-one".
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