Base | Representation |
---|---|
bin | 100000011001… |
… | …100010111011 |
3 | 120222111112120 |
4 | 200121202323 |
5 | 4133240433 |
6 | 502012323 |
7 | 132122433 |
oct | 40314273 |
9 | 16874476 |
10 | 8493243 |
11 | 4881110 |
12 | 2a170a3 |
13 | 19b4ab5 |
14 | 11b12c3 |
15 | b2b7b3 |
hex | 8198bb |
8493243 has 8 divisors (see below), whose sum is σ = 12353856. Its totient is φ = 5147400.
The previous prime is 8493203. The next prime is 8493257. The reversal of 8493243 is 3423948.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8493243 - 26 = 8493179 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 257371 = 8493243 / (8 + 4 + 9 + 3 + 2 + 4 + 3).
It is a d-powerful number, because it can be written as 85 + 44 + 92 + 312 + 221 + 410 + 314 .
It is not an unprimeable number, because it can be changed into a prime (8493203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128653 + ... + 128718.
It is an arithmetic number, because the mean of its divisors is an integer number (1544232).
Almost surely, 28493243 is an apocalyptic number.
8493243 is a deficient number, since it is larger than the sum of its proper divisors (3860613).
8493243 is a wasteful number, since it uses less digits than its factorization.
8493243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 257385.
The product of its digits is 20736, while the sum is 33.
The square root of 8493243 is about 2914.3169010936. The cubic root of 8493243 is about 204.0286628315.
The spelling of 8493243 in words is "eight million, four hundred ninety-three thousand, two hundred forty-three".
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