ιθ

Μ

͵θϡκ

१९९९२०

١٩٩٩٢٠

CXCVXCMXX

一十九万九千九百二十

קצט׳ תתקכ

110000110011110000

101011020110

300303300

22344140

4141320

1461600

30cf0

14jg0

eb20

4a9c

1110001110100110000

2, 3, 5, 7, 17

1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 336, 340, 357, 392, 408, 420, 476, 490, 510, 560, 588, 595, 680, 714, 735, 784, 816, 833, 840, 952, 980, 1020, 1176, 1190, 1360, 1428, 1470, 1666, 1680, 1785, 1904, 1960, 2040, 2352, 2380, 2499, 2856, 2940, 3332, 3570, 3920, 4080, 4165, 4760, 4998, 5712, 5880, 6664, 7140, 8330, 9520, 9996, 11760, 12495, 13328, 14280, 16660, 19992, 24990, 28560, 33320, 39984, 49980, 66640, 99960, 199920

563424

199920 = 2 x 2 x 2 x 2 x 3 x 5 x 7 x 7 x 17

199909

199921