Ext. Dictionary

Dictionary: Power of Ten

10の(べき)の漢字表記・SI接頭辞をまとめました。

大きな数を扱う際に、ぜひ参考にしてみてください。

漢字表記

正の冪

指数表記 数詞
10^0 (いち)
10^1 (じゅう)
10^2 (ひゃく)
10^3 (せん)
10^4 (まん)
10^8 (おく)
10^12 (ちょう)
10^16 (けい)
10^20 (がい)
10^24 𥝱(じょ)
10^28 (じょう)
10^32 (こう)
10^36 (かん)
10^40 (せい)
10^44 (さい)
10^48 (ごく)
10^52 恒河沙(ごうがしゃ)
10^56 阿僧祇(あそうぎ)
10^60 那由他(なゆた)
10^64 不可思議(ふかしぎ)
10^68 無量大数(むりょうたいすう)

JSON表記

["一","十","百","千","万","億","兆","京","垓","𥝱","穣","溝","澗","正","載","極","恒河沙","阿僧祇","那由他","不可思議","無量大数"]
["いち","じゅう","ひゃく","せん","まん","おく","ちょう","けい","がい","じょ","じょう","こう","かん","せい","さい","ごく","ごうがしゃ","あそうぎ","なゆた","ふかしぎ","むりょうたいすう"]

負の冪

指数表記 数詞
10^0 (いち)
10^-1 ()
10^-2 (りん)
10^-3 (もう)
10^-4 ()
10^-5 (こつ)
10^-6 ()
10^-7 (せん)
10^-8 (しゃ)
10^-9 (じん)
10^-10 (あい)
10^-11 (びょう)
10^-12 (ばく)
10^-13 模糊(もこ)
10^-14 逡巡(しゅんじゅん)
10^-15 須臾(しゅゆ)
10^-16 瞬息(しゅんそく)
10^-17 弾指(だんし)
10^-18 刹那(せつな)
10^-19 六徳(りっとく)
10^-20 虚空(こくう)
10^-21 清浄(しょうじょう)
10^-22 阿頼耶(あらや)
10^-23 阿摩羅(あまら)
10^-24 涅槃寂静(ねはんじゃくじょう)
["一","分","厘","毛","糸","忽","微","繊","沙","塵","埃","渺","漠","模糊","逡巡","須臾","瞬息","弾指","刹那","六徳","虚空","清浄","阿頼耶","阿摩羅","涅槃寂静"]
["いち","ぶ","りん","もう","し","こつ","び","せん","しゃ","じん","あい","びょう","ばく","もこ","しゅんじゅん","しゅゆ","しゅんそく","だんし","せつな","りっとく","こくう","しょうじょう","あらや","あまら","ねはんじゃくじょう"]

SI接頭辞

指数表記 接頭辞 記号
10^-24 ヨクト (yocto) y
10^-21 ゼプト (zepto) z
10^-18 アト (atto) a
10^-15 フェムト (femto) f
10^-12 ピコ (pico) p
10^-9 ナノ (nano) n
10^-6 マイクロ (micro) µ
10^-3 ミリ (milli) m
10^-2 センチ (centi) c
10^-1 デシ (deci) d
10^0 - -
10^1 デカ (deca) da
10^2 ヘクト (hecto) h
10^3 キロ (kilo) k
10^6 メガ (mega) M
10^9 ギガ (giga) G
10^12 テラ (tera) T
10^15 ペタ (peta) P
10^18 エクサ (exa) E
10^21 ゼタ (zetta) Z
10^24 ヨタ (yotta) Y
["デカ","ヘクト","キロ","メガ","ギガ","テラ","ペタ","エクサ","ゼタ","ヨタ"]
["da","h","k","M","G","T","P","E","Z","Y"]
["デシ","センチ","ミリ","マイクロ","ナノ","ピコ","フェムト","アト","ゼプト","ヨクト"]
["d","c","m","µ","n","p","f","a","z","y"]

マイクロについて

文字 Unicode符号位置 文字の名前
μ U+03BC ギリシャ文字のミュー
µ U+00B5 マイクロ記号

マイクロ記号を意味する方法としてU+03BC(ギリシャ文字のミュー)とU+00B5(マイクロ記号)があるが、前者は斜体で表示されることもあるため、U+00B5を使うとよい。

また、特殊な記号が使えない場合には、「u」(小文字のU)を使うこともある。

参考

関連ページ

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