English way of representing numbers   Japanese
                                 1 ichi いち
                                 2 ni
                                 3 san さん
                                 4 shi/yon し/よん
                                 5 go
                                 6 roku ろく
                                 7 shichi/nana  しち/なな
                                 8 hachi はち
                                 9 kyuu/ku きゅう/く
                               10 juu  じゅう
                               11 juu-ichi じゅういち
                               12 juu-ni じゅうに
                               13 juu-san じゅうさん
                               14 juu-shi/yon じゅうし/じゅうよん
                               20 ni-juu にじゅう
                               30 san-juu さんじゅう
                               45 yon-juu-go  よんじゅうご
                               66 roku-juu-roku ろくじゅうろく
                               72 nana-juu-ni ななじゅうに
                               89 hachi-juu-ku はちじゅうく
                               94 kyuu-juu-yon/shi きゅうじゅうよん/きゅうじゅうし
                             100 hyaku ひゃく
                             200 ni-hyaku にひゃく
                             300 san-byaku さんびゃく
                             400 yon-hyaku よんひゃく
                             500 go-hyaku ごひゃく
                             600 rop-pyaku ろっぴゃく
                             700 nana-hyaku ななひゃく
                             800 hap-pyaku はっぴゃく
                             900 kyuu-hyaku きゅうひゃく
                             125 hyaku-ni-juu-go ひゃくにじゅうご
                             247 ni-hyaku-yon-juu-nana にひゃくよんじゅうなな
                             654 rop-pyaku-go-juu-yon ろっぴゃくごじゅうよん
                             999 kyuu-hyaku-kyuu-juu-kyuu きゅうひゃくきゅうじゅうきゅう
                          1,000 sen せん
                          2,000 ni-sen にせん
                          3,000 san-zen さんぜん
                          4,000 yon-sen よんせん
                          5,000 go-sen ごせん
                          6,000 roku-sen ろくせん
                          7,000 nana-sen ななせん
                          8,000 has-sen                         はっせん
                          9,000 kyuu-sen きゅうせん
                          2,748 ni-sen-nana-hyaku-yon-juu-hachi にせんななひゃくよんじゅうはち
                          8,694 has-sen-rop-pyaku-kyuu-juu-yon はっせんろっぴゃくきゅうじゅうよん
                        10,000 ichi-man いちまん
                      100,000 juu-man じゅうまん
                   1,000,000 hyaku-man ひゃくまん
                 10,000,000 is-sen-man  いっせんまん
               100,000,000 ichi-oku  いちおく
            1,000,000,000 juu-oku じゅうおく
          10,000,000,000 hyaku-oku  ひゃくおく
        100,000,000,000 sen-oku せんおく
     1,000,000,000,000 it-choo いっちょう
                        38,391 san-man-has-sen-san-byaku-kyuu-juu-ichi さんまんはっせんさんびゃくきゅうじゅういち
                   8,296,476 hap-pyaku-ni-juu-kyuu-man-roku-sen-yon-hyaku-nana-juu-roku はっぴゃくにじゅうきゅうまんろくせんよんひゃくななじゅうろく
 Note: The lecture note 
 places commas after four 'zero's 
 to indicate one unit of "man" (10000)