If you are asking how to translate the phrase "the value of maitopeas" into Hebrew, you would first have to define the word "maitopeas". That word doesn't appear to be in the dictionary.
The Hebrew word for water is מים (mayim), and it's numerical value is 90.
290
David (דוד) = 14
501
Khaf (כ)
Nun (× )
Pei (פ)
Gimel (ג)
×“×™× ×” = 69
Aleph (א)
Mohammad = מוחמד = 98
Shin (ש)