Base | Representation |
---|---|
bin | 11101000000100… |
… | …01100001101111 |
3 | 121221220000200022 |
4 | 32200101201233 |
5 | 444243411143 |
6 | 40051352355 |
7 | 6013240133 |
oct | 1640214157 |
9 | 557800608 |
10 | 243341423 |
11 | 1153a6016 |
12 | 695b26bb |
13 | 3b550a10 |
14 | 244653c3 |
15 | 1656b268 |
hex | e81186f |
243341423 has 4 divisors (see below), whose sum is σ = 262060008. Its totient is φ = 224622840.
The previous prime is 243341393. The next prime is 243341431. The reversal of 243341423 is 324143342.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324143342 = 2 ⋅162071671.
It is not a de Polignac number, because 243341423 - 28 = 243341167 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 243341392 and 243341401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243341443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9359273 + ... + 9359298.
It is an arithmetic number, because the mean of its divisors is an integer number (65515002).
Almost surely, 2243341423 is an apocalyptic number.
243341423 is a deficient number, since it is larger than the sum of its proper divisors (18718585).
243341423 is a wasteful number, since it uses less digits than its factorization.
243341423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18718584.
The product of its digits is 6912, while the sum is 26.
The square root of 243341423 is about 15599.4045719700. The cubic root of 243341423 is about 624.3172687698.
Adding to 243341423 its reverse (324143342), we get a palindrome (567484765).
The spelling of 243341423 in words is "two hundred forty-three million, three hundred forty-one thousand, four hundred twenty-three".
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