Base | Representation |
---|---|
bin | 11100111001110… |
… | …11100111011011 |
3 | 121220020111210012 |
4 | 32130323213123 |
5 | 444032341433 |
6 | 40020512135 |
7 | 6002630516 |
oct | 1634734733 |
9 | 556214705 |
10 | 242465243 |
11 | 1149577a9 |
12 | 6924b64b |
13 | 3b304c77 |
14 | 242b7d7d |
15 | 16446848 |
hex | e73b9db |
242465243 has 4 divisors (see below), whose sum is σ = 242517240. Its totient is φ = 242413248.
The previous prime is 242465221. The next prime is 242465263. The reversal of 242465243 is 342564242.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342564242 = 2 ⋅171282121.
It is a cyclic number.
It is not a de Polignac number, because 242465243 - 214 = 242448859 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (242465263) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18230 + ... + 28587.
It is an arithmetic number, because the mean of its divisors is an integer number (60629310).
Almost surely, 2242465243 is an apocalyptic number.
242465243 is a deficient number, since it is larger than the sum of its proper divisors (51997).
242465243 is an equidigital number, since it uses as much as digits as its factorization.
242465243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51996.
The product of its digits is 46080, while the sum is 32.
The square root of 242465243 is about 15571.2954823932. The cubic root of 242465243 is about 623.5670578871.
The spelling of 242465243 in words is "two hundred forty-two million, four hundred sixty-five thousand, two hundred forty-three".
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