Base | Representation |
---|---|
bin | 11100110110111… |
… | …01010101000111 |
3 | 121212111220000122 |
4 | 32123131111013 |
5 | 443433012142 |
6 | 40004332155 |
7 | 5666431550 |
oct | 1633352507 |
9 | 555456018 |
10 | 242079047 |
11 | 114713631 |
12 | 690a405b |
13 | 3b1cb252 |
14 | 24217327 |
15 | 163bc1d2 |
hex | e6dd547 |
242079047 has 16 divisors (see below), whose sum is σ = 286094592. Its totient is φ = 200518080.
The previous prime is 242079029. The next prime is 242079053. The reversal of 242079047 is 740970242.
It is a happy number.
It is not a de Polignac number, because 242079047 - 26 = 242078983 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 242078998 and 242079016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242079007) by changing a digit.
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 in 15 ways as a sum of consecutive naturals, for example, 26768 + ... + 34650.
It is an arithmetic number, because the mean of its divisors is an integer number (17880912).
Almost surely, 2242079047 is an apocalyptic number.
242079047 is a deficient number, since it is larger than the sum of its proper divisors (44015545).
242079047 is a wasteful number, since it uses less digits than its factorization.
242079047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8038.
The product of its (nonzero) digits is 28224, while the sum is 35.
The square root of 242079047 is about 15558.8896454728. The cubic root of 242079047 is about 623.2358116821.
The spelling of 242079047 in words is "two hundred forty-two million, seventy-nine thousand, forty-seven".
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