It is called Stavarājam in Muthuswami Dikshitar school of Carnatic music.
The mnemonic phrase is sa ra gi mi pa dhi ni.
[2] Its ārohaṇa-avarohaṇa structure (ascending and descending scale) is as follows (see swaras in Carnatic music for details on below notation and terms): The swaras shuddha rishabham, sadharana gandharam, prati madhyamam, chathusruthi dhaivatham and kaisiki nishadham are used in this scale.
A few compositions set to Shadvidhamargini are: This section covers the theoretical and scientific aspect of this rāgam.
Shadvidamargini's notes when shifted using Graha bhedam, yields Nasikabhooshani, a minor melakarta rāgam.