19848394720

Names of 19848394720

• Cardinal: 19848394720 can be written as Nineteen billion, eight hundred forty-eight million, three hundred ninety-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.984839472 × 10¹⁰

Factors of 19848394720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 86

Divisors of 19848394720

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 61 70 77 80 88 98 110 112 121 122 140 154 160 176 196 220 224 242 244 245 280 305 308 343 352 385 392 427 440 484 488 490 539 560 605 610 616 671 686 770 784 847 854 880 968 976 980 1078 1120 1210 1220 1232 1342 1372 1540 1568 1694 1708 1715 1760 1936 1952 1960 2135 2156 2401 2420 2440 2464 2684 2695 2744 2989 3080 3355 3388 3416 3430 3773 3872 3920 4235 4270 4312 4697 4802 4840 4880 5368 5390 5488 5929 5978 6160 6710 6776 6832 6860 7381 7546 7840 8470 8540 8624 9394 9604 9680 9760 10736 10780 10976 11858 11956 12005 12320 13420 13552 13664 13720 14762 14945 15092 16807 16940 17080 17248 18788 18865 19208 19360 20923 21472 21560 23485 23716 23912 24010 26411 26840 27104 27440 29524 29645 29890 30184 32879 33614 33880 34160 36905 37576 37730 38416 41503 41846 43120 46970 47432 47824 48020 51667 52822 53680 54880 59048 59290 59780 60368 65758 67228 67760 68320 73810 75152 75460 76832 83006 83692 84035 86240 93940 94864 95648 96040 103334 104615 105644 107360 118096 118580 119560 120736 131516 132055 134456 135520 146461 147620 150304 150920 164395 166012 167384 168070 184877 187880 189728 192080 206668 207515 209230 211288 230153 236192 237160 239120 258335 263032 264110 268912 290521 292922 295240 301840 328790 332024 334768 336140 361669 369754 375760 384160 413336 415030 418460 422576 460306 474320 478240 516670 526064 528220 537824 581042 585844 590480 603680 657580 664048 669536 672280 723338 732305 739508 751520 826672 830060 836920 845152 920612 924385 948640 1025227 1033340 1052128 1056440 1150765 1162084 1171688 1180960 1315160 1328096 1344560 1446676 1452605 1464610 1479016 1611071 1653344 1660120 1673840 1808345 1841224 1848770 2033647 2050454 2066680 2112880 2301530 2324168 2343376 2531683 2630320 2689120 2893352 2905210 2929220 2958032 3222142 3320240 3347680 3616690 3682448 3697540 4067294 4100908 4133360 4225760 4603060 4648336 4686752 5063366 5126135 5260640 5786704 5810420 5858440 5916064 6444284 6640480 7233380 7364896 7395080 8055355 8134588 8201816 8266720 9206120 9296672 10126732 10168235 10252270 11277497 11573408 11620840 11716880 12658415 12888568 14466760 14790160 16110710 16269176 16403632 17721781 18412240 20253464 20336470 20504540 22554994 23241680 23433760 25316830 25777136 28933520 29580320 32221420 32538352 32807264 35443562 36824480 40506928 40672940 41009080 45109988 46483360 50633660 51554272 56387485 57867040 64442840 65076704 70887124 81013856 81345880 82018160 88608905 90219976 101267320 112774970 124052467 128885680 141774248 162691760 164036320 177217810 180439952 202534640 225549940 248104934 257771360 283548496 325383520 354435620 360879904 405069280 451099880 496209868 567096992 620262335 708871240 902199760 992419736 1240524670 1417742480 1804399520 1984839472 2481049340 2835484960 3969678944 4962098680 9924197360 19848394720
• Sum of all divisors σ(n): 61117900704
• Sum of proper divisors (its aliquot sum) s(n): 41269505984
• 19848394720 is an abundant number, because the sum of its proper divisors (41269505984) is greater than itself. Its abundance is 21421111264

Bases of 19848394720

• Binary: 10010011111000011100111011111100000₂
• Hexadecimal: 0x49F0E77E0
• Base-36: 9497ZDS

Squares and roots of 19848394720

• 19848394720 squared (19848394720²) is 393958772960923878400
• 19848394720 cubed (19848394720³) is 7819449229135280274356482048000
• The square root of 19848394720 is 140884.3309953239
• The cube root of 19848394720 is 2707.5415456923

Scales and comparisons

• 19,848,394,720 seconds is equal to 631 years, 6 weeks, 18 hours, 58 minutes, 40 seconds.
• To count from 1 to 19,848,394,720 would take you about one thousand, two hundred sixty-two 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 19848394720 cubic inches would be around 225.6 feet tall.

Recreational maths with 19848394720

• 19848394720 backwards is 02749384891
• 19848394720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19848394720's digits is 55
• More coming soon!