SI Prefixes

Factor | Prefix | Symbol |
---|---|---|

X 10^{24}^{} |
yotta | Y |

X 10^{21}^{} |
zetta | Z |

X 10^{18}^{} |
exa | E |

X 10^{15}^{} |
peta | P |

X 10^{12}^{} |
tera | T |

X 10^{9}^{} |
giga | G |

X 10^{6}^{} |
mega | M |

X 10^{3}^{} |
kilo | k |

X 10^{2}^{} |
hecto | h |

X 10^{1}^{} |
deka | da |

X 10^{-1}^{} |
deci | d |

X 10^{-2}^{} |
centi | c |

X 10^{-3}^{} |
milli | m |

X 10^{-6}^{} |
micro | m |

X 10^{-9}^{} |
nano | n |

X 10^{-12}^{} |
Pico | p |

X 10^{-15}^{} |
femto | f |

X 10^{-18}^{} |
atto | a |

X 10^{-21}^{} |
zepto | z |

X 10^{-24}^{} |
yocto | y |

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