Base | Representation |
---|---|
bin | 11101000001000… |
… | …11010110000001 |
3 | 121222000201210012 |
4 | 32200203112001 |
5 | 444303230101 |
6 | 40053114305 |
7 | 6013662656 |
oct | 1640432601 |
9 | 558021705 |
10 | 243414401 |
11 | 11544592a |
12 | 69628995 |
13 | 3b577cb9 |
14 | 24483c2d |
15 | 16582bbb |
hex | e823581 |
243414401 has 4 divisors (see below), whose sum is σ = 244459332. Its totient is φ = 242369472.
The previous prime is 243414397. The next prime is 243414463. The reversal of 243414401 is 104414342.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16008001 + 227406400 = 4001^2 + 15080^2 .
It is a cyclic number.
It is not a de Polignac number, because 243414401 - 22 = 243414397 is a prime.
It is a super-2 number, since 2×2434144012 = 118501141228377602, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (243444401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522116 + ... + 522581.
It is an arithmetic number, because the mean of its divisors is an integer number (61114833).
Almost surely, 2243414401 is an apocalyptic number.
It is an amenable number.
243414401 is a deficient number, since it is larger than the sum of its proper divisors (1044931).
243414401 is a wasteful number, since it uses less digits than its factorization.
243414401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044930.
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 243414401 is about 15601.7435243629. The cubic root of 243414401 is about 624.3796733688.
Adding to 243414401 its reverse (104414342), we get a palindrome (347828743).
The spelling of 243414401 in words is "two hundred forty-three million, four hundred fourteen thousand, four hundred one".
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