10001
The smallest prime number, of course, is 2. The smallest prime number whose digits add up to 2 is, of course, 2. The next-smallest is 11. It is left as an exercise for the reader to determine whether the other numbers whose digits add up to 2 (e.g. 101, 1001, 10001) are prime.
The number "10001" is the number 17 in binary (base two). 24 + 20 = 16 + 1 = 17
10001
-10001
10001 is not a prime number (it is 73 x 137)The "first 5-digit prime number" is 10007.
10001 = 73 x 137
10001
73 x 137
Binary of 17 is 10001. 1710 = 10001 2 1810 = 100102
The number 10001 is "ten thousand one" (also ten thousand and one).
The smallest prime number, of course, is 2. The smallest prime number whose digits add up to 2 is, of course, 2. The next-smallest is 11. It is left as an exercise for the reader to determine whether the other numbers whose digits add up to 2 (e.g. 101, 1001, 10001) are prime.
The number "10001" is the number 17 in binary (base two). 24 + 20 = 16 + 1 = 17
It is an 'odd' number.
the gcf of 1001
10001
http://www.whitepages.com/10001/reverse_address