Base | Representation |
---|---|
bin | 100100000100011… |
… | …011110011100111 |
3 | 1120011200102002211 |
4 | 210010123303213 |
5 | 2214404022442 |
6 | 140014144251 |
7 | 20665424053 |
oct | 4404336347 |
9 | 1504612084 |
10 | 605142247 |
11 | 290650366 |
12 | 14a7b2087 |
13 | 984a9348 |
14 | 5a524c63 |
15 | 381d6617 |
hex | 2411bce7 |
605142247 has 8 divisors (see below), whose sum is σ = 621643680. Its totient is φ = 588723840.
The previous prime is 605142221. The next prime is 605142281. The reversal of 605142247 is 742241506.
605142247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 605142247 - 27 = 605142119 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (605142547) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5838 + ... + 35275.
It is an arithmetic number, because the mean of its divisors is an integer number (77705460).
Almost surely, 2605142247 is an apocalyptic number.
605142247 is a deficient number, since it is larger than the sum of its proper divisors (16501433).
605142247 is a wasteful number, since it uses less digits than its factorization.
605142247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41513.
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 605142247 is about 24599.6391640203. The cubic root of 605142247 is about 845.8353360777.
The spelling of 605142247 in words is "six hundred five million, one hundred forty-two thousand, two hundred forty-seven".
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