Check the properties of a positive integer to enter the number in the search box. If you input two numbers separated by a space, the properties of the pair like GCD are shown. If you separate two numbers by a comma, the sequences containing those numbers are listed.
A = 15
B = 21
$\sqrt{ 15^2 + 21^2 } = 25.80697580112788$
17.74823934929885
No
Properties of 15 and 21: The GCD and LCM of 15 and 21 are 3 and 105 respectively. 15 + 21 = 36, |15 - 21| = 6, 15 * 21 = 315, 15 / 21 = 0.7142857142857143, 21 / 15 = 1.4. The average of 15 and 21 is 18 and the norm of them is 25.80697580112788. The geometric mean of two numbers is 17.74823934929885.