19893449160

Names of 19893449160

• Cardinal: 19893449160 can be written as Nineteen billion, eight hundred ninety-three million, four hundred forty-nine thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.989344916 × 10¹⁰

Factors of 19893449160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 998

Divisors of 19893449160

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 19 20 24 26 30 36 38 39 40 45 52 57 60 65 72 76 78 90 95 104 114 117 120 130 152 156 171 180 190 195 228 234 247 260 285 312 342 360 380 390 409 456 468 494 520 547 570 585 684 741 760 780 818 855 936 988 1094 1140 1170 1227 1235 1368 1482 1560 1636 1641 1710 1976 2045 2188 2223 2280 2340 2454 2470 2735 2964 3272 3282 3420 3681 3705 4090 4376 4446 4680 4908 4923 4940 5317 5470 5928 6135 6564 6840 7111 7362 7410 7771 8180 8205 8892 9816 9846 9880 10393 10634 10940 11115 12270 13128 14222 14724 14820 15542 15951 16360 16410 17784 18405 19692 20786 21268 21333 21880 22230 23313 24540 24615 26585 28444 29448 29640 31084 31179 31902 32820 35555 36810 38855 39384 41572 42536 42666 44460 46626 47853 49080 49230 51965 53170 56888 62168 62358 63804 63999 65640 69939 71110 73620 77710 79755 83144 85332 88920 93252 93537 95706 98460 101023 103930 106340 106665 116565 124716 127608 127998 135109 139878 142220 147240 155420 155895 159510 170664 186504 187074 191412 196920 202046 207860 212680 213330 223723 233130 239265 249432 255996 270218 279756 284440 303069 310840 311790 319020 319995 349695 374148 382824 404092 405327 415720 426660 447446 466260 467685 478530 505115 511992 540436 559512 606138 623580 638040 639990 671169 675545 699390 748296 808184 810654 853320 894892 909207 932520 935370 957060 1010230 1080872 1118615 1212276 1215981 1247160 1279980 1342338 1351090 1398780 1515345 1621308 1789784 1818414 1870740 1914120 2013507 2020460 2026635 2237230 2424552 2431962 2559960 2684676 2702180 2797560 2908399 3030690 3242616 3355845 3636828 3741480 4027014 4040920 4053270 4250737 4474460 4546035 4863924 5369352 5404360 5816798 6061380 6079905 6711690 7273656 8054028 8106540 8501474 8725197 8948920 9092070 9727848 10067535 11633596 12122760 12159810 12752211 13423380 14541995 16108056 16213080 17002948 17450394 18184140 20135070 21253685 23267192 24319620 25504422 26175591 26846760 29083990 34005896 34900788 36368280 38256633 40270140 42507370 43625985 48639240 51008844 52351182 55259581 58167980 63761055 69801576 76513266 80540280 85014740 87251970 102017688 104702364 110519162 116335960 127522110 130877955 153026532 165778743 170029480 174503940 191283165 209404728 221038324 255044220 261755910 276297905 306053064 331557486 349007880 382566330 442076648 497336229 510088440 523511820 552595810 663114972 765132660 828893715 994672458 1047023640 1105191620 1326229944 1530265320 1657787430 1989344916 2210383240 2486681145 3315574860 3978689832 4973362290 6631149720 9946724580 19893449160
• Sum of all divisors σ(n): 73605168000
• Sum of proper divisors (its aliquot sum) s(n): 53711718840
• 19893449160 is an abundant number, because the sum of its proper divisors (53711718840) is greater than itself. Its abundance is 33818269680

Bases of 19893449160

• Binary: 10010100001101111011111000111001000₂
• Hexadecimal: 0x4A1BDF1C8
• Base-36: 9501NM0

Squares and roots of 19893449160

• 19893449160 squared (19893449160²) is 395749319481504705600
• 19893449160 cubed (19893449160³) is 7872818967209911421154367296000
• The square root of 19893449160 is 141044.1390487389
• The cube root of 19893449160 is 2709.5886396033

Scales and comparisons

• 19,893,449,160 seconds is equal to 632 years, 28 weeks, 4 days, 6 hours, 6 minutes.
• To count from 1 to 19,893,449,160 would take you about one thousand, two hundred sixty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 19893449160 cubic inches would be around 225.8 feet tall.

Recreational maths with 19893449160

• 19893449160 backwards is 06194439891
• The number of decimal digits it has is: 11
• The sum of 19893449160's digits is 54
• More coming soon!