YOU SAID:
There are 1500000000 genders. I am 1 of them.
INTO JAPANESE
1500000000性別があります。私はそれらの1です。
BACK INTO ENGLISH
1500000000 There is a gender. I am one of them.
INTO JAPANESE
1500000000性別があります。私は彼らの一人です。
BACK INTO ENGLISH
1500000000 There is a gender. I am one of them.
That didn't even make that much sense in English.