1997724810900

Names of 1997724810900

• Cardinal: 1997724810900 can be written as One trillion, nine hundred ninety-seven billion, seven hundred twenty-four million, eight hundred ten thousand, nine hundred.

Scientific notation

• Scientific notation: 1.9977248109 × 10¹²

Factors of 1997724810900

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7659

Divisors of 1997724810900

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 19 20 21 25 26 28 30 35 38 39 42 49 50 52 57 60 65 70 73 75 76 78 84 91 95 98 100 105 114 130 133 140 146 147 150 156 175 182 190 195 196 210 219 228 245 247 260 266 273 285 292 294 300 325 350 364 365 380 390 399 420 438 455 475 490 494 511 525 532 546 570 588 637 650 665 700 730 735 741 780 798 876 910 931 949 950 975 980 988 1022 1050 1092 1095 1140 1225 1235 1274 1300 1330 1365 1387 1425 1460 1470 1482 1533 1596 1729 1820 1825 1862 1898 1900 1911 1950 1995 2044 2100 2190 2275 2450 2470 2548 2555 2660 2730 2774 2793 2847 2850 2940 2964 3066 3185 3325 3458 3577 3650 3675 3705 3724 3796 3822 3900 3990 4161 4380 4550 4655 4745 4900 4940 5110 5187 5460 5475 5548 5586 5694 5700 6132 6175 6370 6643 6650 6825 6916 6935 7154 7300 7350 7410 7537 7644 7665 7980 8322 8645 9100 9310 9490 9555 9709 9975 10220 10374 10731 10950 11172 11388 12103 12350 12740 12775 13286 13300 13650 13870 13965 14235 14308 14700 14820 15074 15330 15925 16644 17290 17885 18031 18525 18620 18980 19110 19418 19929 19950 20748 20805 21462 21900 22611 23275 23725 24206 24700 25550 25935 26572 27300 27740 27930 28470 29127 30148 30660 31850 33215 34580 34675 35770 36062 36309 37050 37685 38220 38325 38836 39858 39900 41610 42924 43225 45222 46501 46550 47450 47775 48412 48545 51100 51870 52759 53655 54093 55860 56940 58254 60515 63700 66430 67963 69350 69825 71175 71540 72124 72618 74100 75370 76650 79716 83220 86450 89425 90155 90444 93002 93100 94900 95550 97090 97981 99645 103740 104025 105518 107310 108186 113055 116508 121030 126217 129675 132860 135926 138700 139503 139650 142350 143203 145236 145635 150740 153300 158277 166075 172900 178850 180310 181545 186004 188425 191100 194180 195962 199290 203889 208050 211036 214620 216372 226110 232505 242060 242725 252434 259350 263795 268275 270465 271852 279006 279300 284700 286406 291270 293943 302575 316554 332150 339815 357700 360620 363090 369313 376850 378651 391924 398580 407778 416100 429609 450775 452220 465010 485450 489905 498225 504868 518700 527590 536550 540930 550201 558012 565275 572812 582540 587886 605150 631085 633108 664300 679630 685867 697515 716015 726180 728175 738626 753700 757302 791385 815556 859218 883519 901550 907725 930020 970900 979810 996450 1002421 1019445 1055180 1073100 1081860 1100402 1107939 1130550 1162525 1175772 1210300 1262170 1318975 1352325 1359260 1371734 1395030 1432030 1456350 1469715 1477252 1514604 1582770 1650603 1699075 1718436 1767038 1803100 1815450 1846565 1861639 1893255 1959620 1992900 2004842 2038890 2057601 2148045 2200804 2215878 2261100 2325050 2449525 2524340 2637950 2650557 2704650 2743468 2751005 2790060 2864060 2912700 2939430 3007263 3155425 3165540 3301206 3398150 3429335 3487575 3534076 3580075 3630900 3693130 3723278 3786510 3851407 3956925 4009684 4077780 4115202 4296090 4417595 4431756 4650100 4801069 4899050 5012105 5097225 5275900 5301114 5409300 5502010 5539695 5584917 5878860 6014526 6310850 6602412 6796300 6858670 6975150 7016947 7152613 7160150 7348575 7386260 7446556 7573020 7702814 7913850 8230404 8253015 8592180 8835190 9232825 9308195 9466275 9602138 9798100 10024210 10194450 10288005 10453819 10602228 10740225 11004020 11079390 11169834 11554221 12029052 12621700 13031473 13252785 13717340 13755025 13950300 14033894 14305226 14320300 14403207 14697150 15036315 15405628 15827700 16506030 17146675 17670380 18465650 18616390 18932550 19204276 19257035 20048420 20388900 20576010 20907638 21050841 21457839 21480450 22087975 22158780 22339668 23108442 24005345 25060525 26062946 26505570 26959849 27510050 27698475 27924585 28067788 28610452 28806414 29394300 30072630 31361457 33012060 34293350 35084735 35763065 36931300 37232780 37865100 38514070 39094419 41152020 41265075 41815276 42101682 42915678 42960900 44175950 46216884 46540975 48010690 50068291 50121050 51440025 52125892 52269095 53011140 53919698 55020100 55396950 55849170 57612828 57771105 60145260 62722914 65157365 66263925 68586700 70169470 71526130 72016035 73176733 75181575 77028140 78188838 80879547 82530150 84203364 85831356 88351900 91220311 93081950 96021380 96285175 100136582 100242100 102880050 104538190 105254205 107289195 107839396 110793900 111698340 115542210 120026725 125445828 130314730 132527850 134799245 135899647 139622925 140338940 143052260 144032070 146353466 150204873 150363150 156377676 156807285 161759094 165060300 175423675 178815325 182440622 186163900 192570350 195472095 200273164 205760100 209076380 210508410 214578390 219530199 231084420 240053450 250341455 260629460 261345475 265055700 269598490 271799294 273660933 279245850 288064140 288855525 292706932 300409746 300726300 313614570 323518188 325786825 350478037 350847350 357630650 360080175 364881244 365883665 385140700 390944190 404397735 407698941 421016820 429156780 439060398 456101555 480106900 500682910 512237131 522690950 526271025 536445975 539196980 543598588 547321866 558491700 577711050 600819492 627229140 651573650 673996225 679498235 700956074 701694700 715261300 720160350 731767330 751024365 781888380 784036425 808795470 815397882 878120796 912203110 951297529 977360475 1001365820 1024474262 1045381900 1051434111 1052542050 1072891950 1094643732 1097650995 1155422100 1251707275 1303147300 1347992450 1358996470 1368304665 1401912148 1440320700 1463534660 1502048730 1536711393 1568072850 1617590940 1630795764 1752390185 1824406220 1829418325 1902595058 1954720950 2021988675 2038494705 2048948524 2102868222 2105084100 2145783900 2195301990 2280507775 2503414550 2561185655 2695984900 2717992940 2736609330 2853892587 3004097460 3073422786 3136145700 3397491175 3504780370 3658836650 3755121825 3805190116 3909441900 4043977350 4076989410 4205736444 4390603980 4561015550 4756487645 5006829100 5122371310 5257170555 5473218660 5488254975 5707785174 6146845572 6659082703 6794982350 6841523325 7009560740 7317673300 7510243650 7683556965 8087954700 8153978820 8761950925 9122031100 9512975290 10192473525 10244742620 10514341110 10976509950 11415570348 12805928275 13318165406 13589964700 13683046650 14269462935 15020487300 15367113930 17523901850 19025950580 19977248109 20384947050 21028682220 21953019900 23782438225 25611856550 26285852775 26636330812 27366093300 28538925870 30734227860 33295413515 35047803700 38417784825 39954496218 40769894100 47564876450 51223713100 52571705550 57077851740 66590827030 71347314675 76835569650 79908992436 95129752900 99886240545 105143411100 133181654060 142694629350 153671139300 166477067575 199772481090 285389258700 332954135150 399544962180 499431202725 665908270300 998862405450 1997724810900
• Sum of all divisors σ(n): 7727525823360
• Sum of proper divisors (its aliquot sum) s(n): 5729801012460
• 1997724810900 is an abundant number, because the sum of its proper divisors (5729801012460) is greater than itself. Its abundance is 3732076201560

Bases of 1997724810900

• Binary: 11101000100100001101011010111111010010100₂
• Hexadecimal: 0x1D121AD7E94
• Base-36: PHQPRTEC

Squares and roots of 1997724810900

• 1997724810900 squared (1997724810900²) is 3990904420085440758810000
• 1997724810900 cubed (1997724810900³) is 7972728777935161301736859759029000000
• The square root of 1997724810900 is 1413408.9326518351
• The cube root of 1997724810900 is 12594.4310884139

Scales and comparisons

• 1,997,724,810,900 seconds is equal to 63,521 years, 24 weeks, 2 days, 22 hours, 35 minutes.
• To count from 1 to 1,997,724,810,900 would take you about one hundred fifty-eight thousand, eight hundred three 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 1997724810900 cubic inches would be around 1049.5 feet tall.

Recreational maths with 1997724810900

• 1997724810900 backwards is 0090184277991
• 1997724810900 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1997724810900's digits is 57
• More coming soon!