"240000000000cc".replace(/(\d)(?=(\d{3})+(?!\d))/g,"$1,")
"240,000,000,000cc"
"240000000000cc".replace(/(\d)(?=(\d{3})+(?!\d))/g,"$`,")
"2424,0024000,0024000000,000cc"
"2424,0024000,0024000000,000cc"
24000,00
2400
24
"2400000000000cc".replace(/(\d)(?=(\d{3})+(?!\d))/g,"$',")
"400000000000cc,40000000000cc,00000000cc,00000cc,000cc"
24000000000cc,00000000cc,00000cc,000cc
,00000000cc
,00000cc
,000cc
24000000000cc
2000000000cc,00000000cc,00000cc,000cc
,00000000cc
,00000cc
,000cc
000000000cc,00000000cc,00000cc,000cc
,00000000cc
,00000cc
,000cc
400000000000cc,40000000000cc,00000000cc,00000cc,000cc
,40000000000cc