Fisintocto-

Fisintocto (#28, abbv. fny) is a numerical prefix meaning 10-84 or septemvigintillionth using the short scale illion system.Tier -1 and upper Tier -2 prefixes trakaplex.wordpress.com Retrieved 2021-08-08. The term was coined as part of Trakaplex's SI system. It is a mix of fisinto and yocto as a result of it being number twenty-eight. 
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Category:Prefixes by Trakaplex
Category:Prefixes
Category:Tier -1 Prefixes