Exa Femto

Exa → None (Base) E → None (Base) → Exa → E Exa → Yotta E → Y Yotta → Exa Y → E Exa → Zetta E → Z Zetta → Exa Z → E Exa → Peta E → P Peta → Exa P → E Exa → Tera E → T Tera → Exa T → E Exa → Giga E → G Giga → Exa G → E Exa → Mega E → M Mega → Exa M → E Exa → Kilo E → k Kilo → Exa k → E Exa → Hecto E → h Hecto → Exa h → E Exa → Deka E → da Deka → Exa da → E Exa → Deci E → d Deci → Exa d → E Exa → Centi E → c Centi → Exa c → E Exa → Milli E → m Milli → Exa m → E Exa → Micro E → µ Micro → Exa µ → E Exa → Nano E → n Nano → Exa n → E Exa → Pico E → p Pico → Exa p → E Exa → Femto E → f Femto → Exa f → E Exa → Atto E → a Atto → Exa a → E Exa → Zepto E → z Zepto → Exa z → E Exa → Yocto E → y Yocto → Exa y → E