what such numbers are known as?? | Jan. 29, 2010

Skilled contributor
27Jan2010,11:52   #1
techgeek.in's Avatar
The number that has an even number of digits and is formed by multiplying a pair of numbers containing half the numbers of digits of the result. The digits are taken from the original number in any order. Pairs of trailing zeroes are not allowed.( Example include: 1260=21*60, 1827=21*87, 2187=27*81 etc etc) is known as ___________ number.
Go4Expert Founder
29Jan2010,18:15   #2
shabbir's Avatar
Approved.
Pro contributor
29Jan2010,18:57   #3
Mridula's Avatar
Vampire number
Skilled contributor
30Jan2010,08:32   #4
techgeek.in's Avatar
Quote:
Originally Posted by Mridula View Post
Vampire number
yes..it is.
Go4Expert Founder
30Jan2010,14:21   #5
shabbir's Avatar
Mridu Congrats and I transferred the Money but could not find a way to make it personal payment and do let me know if you got the full amount or not and if you were charged any fees do refund it back to me