19981290000

Names of 19981290000

• Cardinal: 19981290000 can be written as Nineteen billion, nine hundred eighty-one million, two hundred ninety thousand.

Scientific notation

• Scientific notation: 1.998129 × 10¹⁰

Factors of 19981290000

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 256

Divisors of 19981290000

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 25 28 29 30 34 35 40 42 48 50 51 56 58 60 68 70 75 80 84 85 87 100 102 105 112 116 119 120 125 136 140 145 150 168 170 174 175 193 200 203 204 210 232 238 240 250 255 272 280 290 300 336 340 348 350 357 375 386 400 406 408 420 425 435 464 476 493 500 510 525 560 579 580 595 600 609 625 680 696 700 714 725 750 772 812 816 840 850 870 875 952 965 986 1000 1015 1020 1050 1158 1160 1190 1200 1218 1250 1275 1351 1360 1392 1400 1428 1450 1479 1500 1544 1624 1680 1700 1740 1750 1785 1875 1904 1930 1972 2000 2030 2040 2100 2125 2175 2316 2320 2380 2436 2465 2500 2550 2625 2702 2800 2856 2895 2900 2958 2975 3000 3045 3088 3248 3281 3400 3451 3480 3500 3570 3625 3750 3860 3944 4053 4060 4080 4200 4250 4350 4375 4632 4760 4825 4872 4930 5000 5075 5100 5250 5404 5597 5712 5790 5800 5916 5950 6000 6090 6375 6562 6755 6800 6902 6960 7000 7140 7250 7395 7500 7720 7888 8106 8120 8400 8500 8700 8750 8925 9264 9520 9650 9744 9843 9860 10000 10150 10200 10353 10500 10625 10808 10875 11194 11580 11600 11832 11900 12180 12325 12750 13124 13125 13510 13804 14000 14280 14475 14500 14790 14875 15000 15225 15440 16212 16240 16405 16791 17000 17255 17400 17500 17850 18125 19300 19686 19720 20265 20300 20400 20706 21000 21250 21616 21750 22388 22967 23160 23664 23800 24125 24360 24650 25375 25500 26248 26250 27020 27608 27985 28560 28950 29000 29580 29750 30000 30450 31875 32424 32810 33582 33775 34000 34510 34800 35000 35700 36250 36975 38600 39179 39372 39440 40530 40600 41412 42000 42500 43500 44625 44776 45934 46320 47600 48250 48720 49215 49300 50750 51000 51765 52496 52500 54040 54375 55216 55970 57900 58000 59160 59500 60900 61625 63750 64848 65620 67164 67550 68901 69020 70000 71400 72375 72500 73950 74375 76125 77200 78358 78744 81060 81200 82025 82824 83955 85000 86275 87000 89250 89552 91868 95149 96500 98430 98600 101325 101500 102000 103530 105000 108080 108750 111940 114835 115800 117537 118320 119000 120625 121800 123250 126875 127500 131240 134328 135100 137802 138040 139925 142800 144750 145000 147900 148750 152250 156716 157488 162120 164050 165648 167910 168875 170000 172550 174000 178500 183736 184875 190298 193000 195895 196860 197200 202650 203000 207060 210000 217500 223125 223880 229670 231600 235074 238000 241250 243600 246075 246500 253750 255000 258825 262480 268656 270200 275604 276080 279850 285447 289500 290000 295800 297500 304500 308125 313432 324240 328100 335820 337750 344505 345100 357000 361875 367472 369750 380596 380625 386000 391790 393720 405300 406000 410125 414120 419775 431375 435000 446250 447760 459340 470148 475745 482500 492150 493000 506625 507500 510000 517650 540400 551208 559700 570894 574175 579000 587685 591600 595000 609000 616250 626864 656200 666043 671640 675500 689010 690200 699625 714000 723750 739500 761192 761250 783580 787440 810600 820250 828240 839550 844375 862750 870000 892500 918680 924375 940296 951490 965000 979475 984300 986000 1013250 1015000 1035300 1102416 1119400 1141788 1148350 1158000 1175370 1190000 1218000 1230375 1232500 1294125 1312400 1332086 1343280 1351000 1378020 1380400 1399250 1427235 1447500 1479000 1522384 1522500 1567160 1621200 1640500 1679100 1688750 1722525 1725500 1785000 1837360 1848750 1880592 1902980 1930000 1958950 1968600 1998129 2026500 2030000 2050625 2070600 2098875 2156875 2238800 2283576 2296700 2350740 2378725 2460750 2465000 2533125 2588250 2664172 2702000 2756040 2798500 2854470 2870875 2895000 2938425 2958000 3045000 3134320 3281000 3330215 3358200 3377500 3445050 3451000 3498125 3570000 3697500 3805960 3917900 3937200 3996258 4053000 4101250 4141200 4197750 4313750 4567152 4593400 4701480 4757450 4897375 4921500 4930000 5066250 5176500 5328344 5512080 5597000 5708940 5741750 5790000 5876850 6090000 6151875 6470625 6562000 6660430 6716400 6755000 6890100 6902000 6996250 7136175 7395000 7611920 7835800 7992516 8106000 8202500 8395500 8612625 8627500 9186800 9402960 9514900 9794750 9843000 9990645 10132500 10353000 10494375 10656688 11194000 11417880 11483500 11753700 11893625 12303750 12941250 13320860 13510000 13780200 13992500 14272350 14354375 14692125 14790000 15671600 15985032 16405000 16651075 16791000 17225250 17255000 19029800 19589500 19686000 19981290 20265000 20706000 20988750 22835760 22967000 23507400 23787250 24486875 24607500 25882500 26641720 27560400 27985000 28544700 28708750 29384250 31970064 32810000 33302150 33582000 34450500 34510000 35680875 38059600 39179000 39962580 40530000 41977500 43063125 45934000 47014800 47574500 48973750 49215000 49953225 51765000 53283440 55970000 57089400 57417500 58768500 59468125 66604300 68901000 71361750 73460625 78358000 79925160 83255375 83955000 86126250 95149000 97947500 98430000 99906450 103530000 114178800 114835000 117537000 118936250 133208600 137802000 142723500 146921250 159850320 166510750 167910000 172252500 178404375 190298000 195895000 199812900 229670000 235074000 237872500 249766125 266417200 285447000 293842500 333021500 344505000 356808750 391790000 399625800 416276875 475745000 499532250 570894000 587685000 666043000 689010000 713617500 799251600 832553750 951490000 999064500 1175370000 1248830625 1332086000 1427235000 1665107500 1998129000 2497661250 2854470000 3330215000 3996258000 4995322500 6660430000 9990645000 19981290000
• Sum of all divisors σ(n): 81163019520
• Sum of proper divisors (its aliquot sum) s(n): 61181729520
• 19981290000 is an abundant number, because the sum of its proper divisors (61181729520) is greater than itself. Its abundance is 41200439520

Bases of 19981290000

• Binary: 10010100110111110100100101000010000₂
• Hexadecimal: 0x4A6FA4A10
• Base-36: 96GCE1C

Squares and roots of 19981290000

• 19981290000 squared (19981290000²) is 399251950064100000000
• 19981290000 cubed (19981290000³) is 7977568997296300689000000000000
• The square root of 19981290000 is 141355.1909198953
• The cube root of 19981290000 is 2713.5709066141

Scales and comparisons

• 19,981,290,000 seconds is equal to 635 years, 17 weeks, 5 days, 22 hours, 20 minutes.
• To count from 1 to 19,981,290,000 would take you about one thousand, two hundred seventy 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 19981290000 cubic inches would be around 226.1 feet tall.

Recreational maths with 19981290000

• 19981290000 backwards is 00009218991
• The number of decimal digits it has is: 11
• The sum of 19981290000's digits is 39
• More coming soon!