Base | Representation |
---|---|
bin | 11100111101000… |
… | …01101100111001 |
3 | 121221000202100221 |
4 | 32132201230321 |
5 | 444134232020 |
6 | 40033500041 |
7 | 6006321553 |
oct | 1636415471 |
9 | 557022327 |
10 | 242883385 |
11 | 115112978 |
12 | 69411621 |
13 | 3b4203a4 |
14 | 243864d3 |
15 | 164ca6aa |
hex | e7a1b39 |
242883385 has 8 divisors (see below), whose sum is σ = 298569096. Its totient is φ = 189567360.
The previous prime is 242883371. The next prime is 242883391. The reversal of 242883385 is 583388242.
It can be written as a sum of positive squares in 4 ways, for example, as 20903184 + 221980201 = 4572^2 + 14899^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 242883385 - 27 = 242883257 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592194 + ... + 592603.
It is an arithmetic number, because the mean of its divisors is an integer number (37321137).
Almost surely, 2242883385 is an apocalyptic number.
It is an amenable number.
242883385 is a deficient number, since it is larger than the sum of its proper divisors (55685711).
242883385 is a wasteful number, since it uses less digits than its factorization.
242883385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1184843.
The product of its digits is 368640, while the sum is 43.
The square root of 242883385 is about 15584.7163913881. The cubic root of 242883385 is about 623.9253083196.
The spelling of 242883385 in words is "two hundred forty-two million, eight hundred eighty-three thousand, three hundred eighty-five".
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