19909890000

Names of 19909890000

• Cardinal: 19909890000 can be written as Nineteen billion, nine hundred nine million, eight hundred ninety thousand.

Scientific notation

• Scientific notation: 1.990989 × 10¹⁰

Factors of 19909890000

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 58

Divisors of 19909890000

• Number of divisors d(n): 1800
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 20 21 22 24 25 26 28 30 33 34 35 36 39 40 42 44 45 48 50 51 52 55 56 60 63 65 66 68 70 72 75 77 78 80 84 85 88 90 91 99 100 102 104 105 110 112 117 119 120 125 126 130 132 136 140 143 144 150 153 154 156 165 168 169 170 175 176 180 182 187 195 198 200 204 208 210 220 221 225 231 234 238 240 250 252 255 260 264 272 273 275 280 286 300 306 308 312 315 325 330 336 338 340 350 357 360 364 374 375 385 390 396 400 408 420 425 429 440 442 450 455 462 468 476 495 500 504 507 510 520 525 528 546 550 560 561 572 585 595 600 612 616 624 625 630 650 660 663 676 680 693 700 714 715 720 728 748 750 765 770 780 792 816 819 825 840 845 850 858 875 880 884 900 910 924 935 936 952 975 990 1000 1001 1008 1014 1020 1040 1050 1071 1092 1100 1105 1122 1125 1144 1155 1170 1183 1190 1200 1224 1232 1250 1260 1275 1287 1300 1309 1320 1326 1352 1360 1365 1375 1386 1400 1428 1430 1456 1496 1500 1521 1530 1540 1547 1560 1575 1584 1625 1638 1650 1680 1683 1690 1700 1716 1750 1768 1785 1800 1820 1848 1859 1870 1872 1875 1904 1925 1950 1980 1989 2000 2002 2028 2040 2100 2125 2142 2145 2184 2200 2210 2244 2250 2275 2288 2310 2340 2366 2380 2431 2448 2475 2500 2520 2535 2550 2574 2600 2618 2625 2640 2652 2704 2730 2750 2772 2800 2805 2856 2860 2873 2925 2975 2992 3000 3003 3042 3060 3080 3094 3120 3150 3250 3276 3300 3315 3366 3380 3400 3432 3465 3500 3536 3549 3570 3575 3600 3640 3696 3718 3740 3750 3825 3850 3900 3927 3960 3978 4004 4056 4080 4095 4125 4200 4225 4250 4284 4290 4368 4375 4400 4420 4488 4500 4550 4620 4641 4675 4680 4732 4760 4862 4875 4950 5000 5005 5040 5070 5100 5148 5200 5236 5250 5304 5355 5460 5500 5525 5544 5577 5610 5625 5712 5720 5746 5775 5850 5915 5950 6000 6006 6084 6120 6160 6188 6300 6375 6435 6500 6545 6552 6600 6630 6732 6760 6800 6825 6864 6875 6930 7000 7098 7140 7150 7280 7293 7436 7480 7500 7605 7650 7700 7735 7800 7854 7875 7920 7956 8008 8112 8125 8190 8250 8400 8415 8450 8500 8568 8580 8619 8750 8840 8925 8976 9000 9009 9100 9240 9282 9295 9350 9360 9464 9520 9625 9724 9750 9900 9945 10000 10010 10140 10200 10296 10472 10500 10608 10625 10647 10710 10725 10920 11000 11050 11088 11154 11220 11250 11375 11440 11492 11550 11700 11781 11830 11900 12012 12155 12168 12240 12375 12376 12600 12675 12750 12870 13000 13013 13090 13104 13125 13200 13260 13464 13520 13650 13750 13860 13923 14000 14025 14196 14280 14300 14365 14586 14625 14872 14875 14960 15000 15015 15210 15300 15400 15470 15600 15708 15750 15912 16016 16250 16380 16500 16575 16731 16830 16900 17000 17017 17136 17160 17238 17325 17500 17680 17745 17850 17875 18000 18018 18200 18480 18564 18590 18700 18928 19125 19250 19448 19500 19635 19800 19890 20020 20111 20280 20400 20475 20592 20625 20944 21000 21125 21250 21294 21420 21450 21840 21879 22000 22100 22308 22440 22500 22750 22984 23100 23205 23375 23400 23562 23660 23800 24024 24310 24336 24375 24750 24752 25025 25200 25350 25500 25740 25857 26000 26026 26180 26250 26520 26775 26928 27300 27500 27625 27720 27846 27885 28050 28392 28560 28600 28730 28875 29172 29250 29575 29744 29750 30000 30030 30420 30600 30800 30940 31416 31500 31603 31824 31875 32175 32500 32725 32760 33000 33150 33462 33660 33800 34000 34034 34125 34320 34476 34650 35000 35490 35700 35750 36036 36400 36465 37128 37180 37400 38025 38250 38500 38675 38896 39000 39039 39270 39375 39600 39780 40040 40222 40560 40950 41250 42000 42075 42250 42500 42588 42840 42900 43095 43758 44200 44616 44625 44880 45000 45045 45500 45968 46200 46410 46475 46750 46800 47124 47320 47600 48048 48125 48620 48750 49500 49725 50050 50700 51000 51051 51480 51714 52052 52360 52500 53040 53235 53550 53625 54600 55000 55250 55440 55692 55770 56100 56784 56875 57200 57460 57750 58344 58500 58905 59150 59500 60060 60333 60775 60840 61200 61875 61880 62832 63000 63206 63375 63750 64350 65000 65065 65450 65520 66000 66300 66924 67320 67600 68068 68250 68952 69300 69615 70000 70125 70980 71400 71500 71825 72072 72930 73125 74256 74360 74375 74800 75075 76050 76500 77000 77350 78000 78078 78540 78750 79560 80080 80444 81900 82500 82875 83655 84150 84500 85000 85085 85176 85680 85800 86190 86625 87516 88400 88725 89232 89250 89375 90000 90090 91000 92400 92820 92950 93500 94248 94640 94809 95625 96250 97240 97500 98175 99000 99450 100100 100555 101400 102000 102102 102375 102960 103428 104104 104720 105000 105625 106470 107100 107250 109200 109395 110000 110500 111384 111540 112200 113750 114920 115500 116025 116688 116875 117000 117117 117810 118300 119000 120120 120666 121550 121680 123750 123760 125125 126000 126412 126750 127500 128700 129285 130000 130130 130900 132600 133848 133875 134640 136136 136500 137904 138125 138600 139230 139425 140250 141960 142800 143000 143650 144144 144375 145860 146250 147875 148720 148750 150150 152100 153000 153153 154000 154700 156156 157080 157500 158015 159120 160875 160888 163625 163800 165000 165750 167310 168300 169000 170000 170170 170352 170625 171600 172380 173250 175032 177450 178500 178750 180180 180999 182000 182325 185640 185900 187000 188496 189618 190125 191250 192500 193375 194480 195000 195195 196350 198000 198900 200200 201110 202800 204204 204750 206856 208208 210000 210375 211250 212940 214200 214500 215475 218790 221000 221221 222768 223080 223125 224400 225225 227500 229840 231000 232050 232375 233750 234000 234234 235620 236600 238000 240240 241332 243100 247500 248625 250250 252824 253500 255000 255255 257400 258570 260260 261800 265200 266175 267696 267750 268125 272272 273000 276250 277200 278460 278850 280500 283920 284427 286000 287300 288750 291720 292500 294525 295750 297500 300300 301665 303875 304200 306000 306306 309400 312312 314160 315000 316030 316875 321750 321776 325325 327250 327600 330000 331500 334620 336600 338000 340340 341250 344760 346500 348075 350064 350625 354900 357000 357500 359125 360360 361998 364650 371280 371800 374000 375375 379236 380250 382500 385000 386750 390000 390390 392700 397800 400400 402220 408408 409500 413712 414375 418275 420750 422500 425425 425880 428400 429000 430950 433125 437580 442000 442442 443625 446160 446250 450450 455000 462000 464100 464750 467500 468468 471240 473200 474045 482664 486200 490875 495000 497250 500500 502775 505648 507000 510000 510510 511875 514800 517140 520520 523600 532350 535500 536250 546000 546975 552500 556920 557700 561000 568854 574600 577500 580125 583440 585000 585585 589050 591500 595000 600600 603330 607750 608400 612612 618800 624624 625625 630000 632060 633750 643500 646425 650650 654500 663000 663663 669240 669375 673200 680680 682500 689520 693000 696150 697125 701250 709800 714000 715000 718250 720720 723996 729300 739375 743600 750750 758472 760500 765000 765765 770000 773500 780780 785400 790075 795600 804375 804440 816816 818125 819000 828750 836550 841500 845000 850850 851760 858000 861900 866250 875160 884884 887250 892500 900900 904995 910000 911625 928200 929500 935000 936936 942480 948090 950625 965328 966875 972400 975975 981750 990000 994500 1001000 1005550 1014000 1021020 1023750 1034280 1041040 1051875 1064700 1071000 1072500 1077375 1093950 1105000 1106105 1113840 1115400 1122000 1126125 1137708 1149200 1155000 1160250 1161875 1170000 1171170 1178100 1183000 1190000 1201200 1206660 1215500 1225224 1243125 1251250 1264120 1267500 1276275 1287000 1292850 1301300 1309000 1326000 1327326 1330875 1338480 1338750 1361360 1365000 1386000 1392300 1394250 1402500 1419600 1422135 1430000 1436500 1447992 1458600 1472625 1478750 1501500 1508325 1516944 1519375 1521000 1530000 1531530 1547000 1561560 1570800 1580150 1608750 1608880 1626625 1636250 1638000 1657500 1673100 1683000 1690000 1701700 1723800 1732500 1740375 1750320 1769768 1774500 1785000 1795625 1801800 1809990 1823250 1856400 1859000 1870000 1873872 1876875 1896180 1901250 1933750 1951950 1963500 1989000 1990989 2002000 2011100 2042040 2047500 2068560 2091375 2103750 2127125 2129400 2142000 2145000 2154750 2187900 2210000 2212210 2218125 2230800 2252250 2275416 2310000 2320500 2323750 2342340 2356200 2366000 2370225 2413320 2431000 2450448 2454375 2486250 2502500 2513875 2528240 2535000 2552550 2574000 2585700 2602600 2618000 2654652 2661750 2677500 2730000 2734875 2784600 2788500 2805000 2844270 2873000 2895984 2900625 2917200 2927925 2945250 2957500 3003000 3016650 3038750 3042000 3063060 3094000 3123120 3160300 3217500 3232125 3253250 3272500 3315000 3318315 3346200 3366000 3403400 3447600 3465000 3480750 3485625 3539536 3549000 3570000 3591250 3603600 3619980 3646500 3718000 3753750 3792360 3802500 3828825 3867500 3903900 3927000 3950375 3978000 3981978 4022200 4084080 4095000 4182750 4207500 4254250 4258800 4290000 4309500 4375800 4424420 4436250 4504500 4524975 4550832 4558125 4641000 4647500 4684680 4712400 4740450 4826640 4862000 4879875 4908750 4972500 5005000 5027750 5070000 5105100 5171400 5205200 5309304 5323500 5355000 5386875 5469750 5530525 5569200 5577000 5610000 5630625 5688540 5746000 5801250 5855850 5890500 5915000 6006000 6033300 6077500 6126120 6320600 6381375 6435000 6464250 6506500 6545000 6630000 6636630 6654375 6692400 6806800 6930000 6961500 6971250 7098000 7110675 7182500 7239960 7293000 7363125 7507500 7541625 7584720 7605000 7657650 7735000 7807800 7854000 7900750 7963956 8044400 8133125 8190000 8365500 8415000 8508500 8619000 8701875 8751600 8848840 8872500 9009000 9049950 9116250 9282000 9295000 9369360 9480900 9759750 9817500 9945000 9954945 10010000 10055500 10210200 10342800 10456875 10618608 10635625 10647000 10710000 10773750 10939500 11061050 11154000 11261250 11377080 11602500 11711700 11781000 11830000 11851125 12066600 12155000 12252240 12569375 12641200 12762750 12870000 12928500 13013000 13090000 13273260 13308750 13674375 13923000 13942500 14221350 14365000 14479920 14586000 14639625 14726250 15015000 15083250 15210000 15315300 15470000 15615600 15801500 15927912 16160625 16266250 16591575 16731000 16830000 17017000 17238000 17403750 17697680 17745000 18018000 18099900 18232500 18590000 18961800 19144125 19519500 19635000 19751875 19890000 19909890 20111000 20420400 20913750 21271250 21294000 21547500 21879000 22122100 22522500 22624875 22754160 23205000 23423400 23562000 23702250 24133200 24310000 24399375 25138750 25525500 25857000 26026000 26546520 26617500 27348750 27652625 27846000 27885000 28442700 28730000 29279250 29452500 30030000 30166500 30630600 31603000 31855824 31906875 32321250 32532500 33183150 33462000 34034000 34807500 35490000 35553375 36199800 36465000 37708125 37923600 38288250 39039000 39270000 39503750 39819780 40222000 41827500 42542500 43095000 43758000 44244200 45045000 45249750 46410000 46846800 47404500 48798750 49774725 50277500 51051000 51714000 53093040 53235000 54697500 55305250 55770000 56885400 58558500 58905000 59255625 60333000 61261200 63206000 63813750 64642500 65065000 66366300 69615000 71106750 72399600 72930000 73198125 75416250 76576500 78078000 79007500 79639560 82957875 83655000 85085000 86190000 88488400 90090000 90499500 94809000 95720625 97597500 99549450 100555000 102102000 106470000 109395000 110610500 113124375 113770800 117117000 117810000 118511250 120666000 127627500 129285000 130130000 132732600 138263125 139230000 142213500 146396250 150832500 153153000 158015000 159279120 165915750 167310000 170170000 177766875 180999000 189618000 191441250 195195000 199098900 201110000 218790000 221221000 226248750 234234000 237022500 248873625 255255000 258570000 265465200 276526250 284427000 292792500 301665000 306306000 316030000 331831500 355533750 361998000 382882500 390390000 398197800 414789375 442442000 452497500 474045000 497747250 510510000 553052500 568854000 585585000 603330000 663663000 711067500 765765000 796395600 829578750 904995000 948090000 995494500 1106105000 1171170000 1244368125 1327326000 1422135000 1531530000 1659157500 1809990000 1990989000 2212210000 2488736250 2844270000 3318315000 3981978000 4977472500 6636630000 9954945000 19909890000
• Sum of all divisors σ(n): 99529290432
• Sum of proper divisors (its aliquot sum) s(n): 79619400432
• 19909890000 is an abundant number, because the sum of its proper divisors (79619400432) is greater than itself. Its abundance is 59709510432

Bases of 19909890000

• Binary: 10010100010101110001100111111010000₂
• Hexadecimal: 0x4A2B8CFD0
• Base-36: 959U1G0

Squares and roots of 19909890000

• 19909890000 squared (19909890000²) is 396403719812100000000
• 19909890000 cubed (19909890000³) is 7892354457049731669000000000000
• The square root of 19909890000 is 141102.4096179793
• The cube root of 19909890000 is 2710.3348759889

Scales and comparisons

• 19,909,890,000 seconds is equal to 633 years, 3 weeks, 5 days, 13 hours.
• To count from 1 to 19,909,890,000 would take you about one thousand, two hundred sixty-six 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 19909890000 cubic inches would be around 225.9 feet tall.

Recreational maths with 19909890000

• 19909890000 backwards is 00009890991
• 19909890000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19909890000's digits is 45
• More coming soon!