If the numbers started at 1001 yours would be the 2580th one made. I don't know why but many people think they need to subtract 1001 from their number. Not so. 1001 was number 1, 1010 was number 10 and so on. You need to subtract 1000 not 1001.
"It's just a phase. He'll grow out of it." Mama, 1964