Base | Representation |
---|---|
bin | 11111010010001000011010 |
3 | 120102122021202 |
4 | 133102020122 |
5 | 4044410410 |
6 | 451434202 |
7 | 126463556 |
oct | 37221032 |
9 | 16378252 |
10 | 8200730 |
11 | 46a136a |
12 | 28b5962 |
13 | 1911905 |
14 | 1136866 |
15 | abeca5 |
hex | 7d221a |
8200730 has 8 divisors (see below), whose sum is σ = 14761332. Its totient is φ = 3280288.
The previous prime is 8200721. The next prime is 8200739. The reversal of 8200730 is 370028.
It is an interprime number because it is at equal distance from previous prime (8200721) and next prime (8200739).
It can be written as a sum of positive squares in 2 ways, for example, as 7890481 + 310249 = 2809^2 + 557^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (8200739) 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 3 ways as a sum of consecutive naturals, for example, 410027 + ... + 410046.
Almost surely, 28200730 is an apocalyptic number.
8200730 is a deficient number, since it is larger than the sum of its proper divisors (6560602).
8200730 is a wasteful number, since it uses less digits than its factorization.
8200730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 820080.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 8200730 is about 2863.6916733475. The cubic root of 8200730 is about 201.6589513551.
Adding to 8200730 its reverse (370028), we get a palindrome (8570758).
The spelling of 8200730 in words is "eight million, two hundred thousand, seven hundred thirty".
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