Base | Representation |
---|---|
bin | 11100111000101… |
… | …00100110100101 |
3 | 121212221101120202 |
4 | 32130110212211 |
5 | 444012233240 |
6 | 40013240245 |
7 | 6001363604 |
oct | 1634244645 |
9 | 555841522 |
10 | 242305445 |
11 | 114858738 |
12 | 69193085 |
13 | 3b27a305 |
14 | 24275a3b |
15 | 16414315 |
hex | e7149a5 |
242305445 has 16 divisors (see below), whose sum is σ = 297596160. Its totient is φ = 189309504.
The previous prime is 242305429. The next prime is 242305447. The reversal of 242305445 is 544503242.
242305445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 242305445 - 24 = 242305429 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242305447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152666 + ... + 154244.
It is an arithmetic number, because the mean of its divisors is an integer number (18599760).
Almost surely, 2242305445 is an apocalyptic number.
It is an amenable number.
242305445 is a deficient number, since it is larger than the sum of its proper divisors (55290715).
242305445 is a wasteful number, since it uses less digits than its factorization.
242305445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2284.
The product of its (nonzero) digits is 19200, while the sum is 29.
The square root of 242305445 is about 15566.1634643865. The cubic root of 242305445 is about 623.4300393933.
Adding to 242305445 its reverse (544503242), we get a palindrome (786808687).
The spelling of 242305445 in words is "two hundred forty-two million, three hundred five thousand, four hundred forty-five".
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