Base | Representation |
---|---|
bin | 11100111000001… |
… | …01111010111111 |
3 | 121212211100002120 |
4 | 32130011322333 |
5 | 444003322221 |
6 | 40012054023 |
7 | 6001023360 |
oct | 1634057277 |
9 | 555740076 |
10 | 242245311 |
11 | 114817540 |
12 | 69164313 |
13 | 3b258b29 |
14 | 2425bb67 |
15 | 164015c6 |
hex | e705ebf |
242245311 has 16 divisors (see below), whose sum is σ = 402693888. Its totient is φ = 125841600.
The previous prime is 242245279. The next prime is 242245313. The reversal of 242245311 is 113542242.
It is not a de Polignac number, because 242245311 - 25 = 242245279 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242245313) 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, 524110 + ... + 524571.
It is an arithmetic number, because the mean of its divisors is an integer number (25168368).
Almost surely, 2242245311 is an apocalyptic number.
242245311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
242245311 is a deficient number, since it is larger than the sum of its proper divisors (160448577).
242245311 is a wasteful number, since it uses less digits than its factorization.
242245311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1048702.
The product of its digits is 1920, while the sum is 24.
The square root of 242245311 is about 15564.2317831623. The cubic root of 242245311 is about 623.3784620082.
Adding to 242245311 its reverse (113542242), we get a palindrome (355787553).
It can be divided in two parts, 242245 and 311, that added together give a triangular number (242556 = T696).
The spelling of 242245311 in words is "two hundred forty-two million, two hundred forty-five thousand, three hundred eleven".
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