Base | Representation |
---|---|
bin | 11100111011110… |
… | …10011111100000 |
3 | 121220201121001202 |
4 | 32131322133200 |
5 | 444114112114 |
6 | 40030220332 |
7 | 6005052413 |
oct | 1635723740 |
9 | 556647052 |
10 | 242722784 |
11 | 115013247 |
12 | 693546a8 |
13 | 3b395265 |
14 | 24343b7a |
15 | 16497cde |
hex | e77a7e0 |
242722784 has 12 divisors (see below), whose sum is σ = 477860544. Its totient is φ = 121361376.
The previous prime is 242722771. The next prime is 242722813. The reversal of 242722784 is 487227242.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3792512 + ... + 3792575.
It is an arithmetic number, because the mean of its divisors is an integer number (39821712).
Almost surely, 2242722784 is an apocalyptic number.
It is an amenable number.
242722784 is a deficient number, since it is larger than the sum of its proper divisors (235137760).
242722784 is an equidigital number, since it uses as much as digits as its factorization.
242722784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7585097 (or 7585089 counting only the distinct ones).
The product of its digits is 100352, while the sum is 38.
The square root of 242722784 is about 15579.5630233970. The cubic root of 242722784 is about 623.7877592894.
The spelling of 242722784 in words is "two hundred forty-two million, seven hundred twenty-two thousand, seven hundred eighty-four".
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