19981970190

Names of 19981970190

• Cardinal: 19981970190 can be written as Nineteen billion, nine hundred eighty-one million, nine hundred seventy thousand, one hundred ninety.

Scientific notation

• Scientific notation: 1.998197019 × 10¹⁰

Factors of 19981970190

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 361

Divisors of 19981970190

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 35 39 42 45 49 54 63 65 70 78 81 90 91 98 105 117 126 130 135 147 162 169 182 189 195 210 234 243 245 270 273 294 315 331 338 351 378 390 405 441 455 486 490 507 546 567 585 630 637 662 702 729 735 810 819 845 882 910 945 993 1014 1053 1134 1170 1183 1215 1274 1323 1365 1458 1470 1521 1638 1655 1690 1701 1755 1890 1911 1986 2106 2205 2317 2366 2430 2457 2535 2646 2730 2835 2979 3042 3159 3185 3310 3402 3510 3549 3645 3822 3969 4095 4303 4410 4563 4634 4914 4965 5070 5103 5265 5670 5733 5915 5958 6318 6370 6615 6951 7098 7290 7371 7605 7938 8190 8281 8505 8606 8937 9126 9477 9555 9930 10206 10530 10647 11466 11585 11830 11907 12285 12909 13230 13689 13902 14742 14895 15210 15795 16219 16562 17010 17199 17745 17874 18954 19110 19845 20853 21294 21515 22113 22815 23170 23814 24570 24843 25515 25818 26811 27378 28665 29790 30121 31590 31941 32438 34398 34755 35490 35721 36855 38727 39690 41067 41405 41706 43030 44226 44685 45630 47385 48657 49686 51030 51597 53235 53622 55939 57330 59535 60242 62559 63882 64545 66339 68445 69510 71442 73710 74529 77454 80433 81095 82134 82810 85995 89370 90363 94770 95823 97314 103194 104265 106470 110565 111878 116181 119070 123201 124215 125118 129090 132678 134055 136890 145971 149058 150605 154791 159705 160866 162190 167817 171990 178605 180726 187677 191646 193635 205335 208530 210847 221130 223587 232362 241299 243285 246402 248430 257985 268110 271089 279695 287469 291942 301210 309582 312795 319410 331695 335634 348543 357210 372645 375354 387270 391573 402165 410670 421694 437913 447174 451815 464373 479115 482598 486570 503451 515970 542178 559390 563031 574938 580905 616005 625590 632541 663390 670761 697086 729855 745290 773955 783146 804330 813267 839085 862407 875826 903630 928746 938385 958230 1006902 1045629 1054235 1117935 1126062 1161810 1174719 1206495 1232010 1265082 1313739 1341522 1355445 1437345 1459710 1510353 1547910 1626534 1678170 1689093 1724814 1742715 1876770 1897623 1957865 2012283 2091258 2108470 2189565 2235870 2321865 2349438 2412990 2439801 2517255 2627478 2710890 2741011 2815155 2874690 3020706 3136887 3162705 3353805 3378186 3485430 3524157 3795246 3915730 3941217 4024566 4066335 4312035 4379130 4531059 4643730 4879602 5034510 5228145 5482022 5630310 5692869 5873595 6036849 6273774 6325410 6568695 6707610 7048314 7319403 7551765 7882434 8132670 8223033 8445465 8624070 9062118 9488115 10061415 10456290 10572471 11385738 11747190 11823651 12073698 12199005 13137390 13593177 13705055 14638806 15103530 15684435 16446066 16890930 17078607 17620785 18976230 19706085 20122830 21144942 21958209 22655295 23647302 24398010 24669099 27186354 27410110 28464345 30184245 31368870 31717413 34157214 35241570 36597015 39412170 40779531 41115165 43916418 45310590 49338198 51235821 52862355 56928690 59118255 60368490 63434826 67965885 73194030 74007297 81559062 82230330 85393035 95152239 102471642 105724710 109791045 118236510 123345495 135931770 148014594 153707463 158587065 170786070 190304478 203897655 219582090 222021891 246690990 256179105 285456717 307414926 317174130 370036485 407795310 444043782 475761195 512358210 570913434 666065673 740072970 768537315 951522390 1110109455 1332131346 1427283585 1537074630 1998197019 2220218910 2854567170 3330328365 3996394038 6660656730 9990985095 19981970190
• Sum of all divisors σ(n): 68132872008
• Sum of proper divisors (its aliquot sum) s(n): 48150901818
• 19981970190 is an abundant number, because the sum of its proper divisors (48150901818) is greater than itself. Its abundance is 28168931628

Bases of 19981970190

• Binary: 10010100111000001001010101100001110₂
• Hexadecimal: 0x4A704AB0E
• Base-36: 96GQYVI

Squares and roots of 19981970190

• 19981970190 squared (19981970190²) is 399279132674048636100
• 19981970190 cubed (19981970190³) is 7978383726581894833160357859000
• The square root of 19981970190 is 141357.5968598787
• The cube root of 19981970190 is 2713.6016974665

Scales and comparisons

• 19,981,970,190 seconds is equal to 635 years, 18 weeks, 6 days, 19 hours, 16 minutes, 30 seconds.
• To count from 1 to 19,981,970,190 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 19981970190 cubic inches would be around 226.1 feet tall.

Recreational maths with 19981970190

• 19981970190 backwards is 09107918991
• 19981970190 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19981970190's digits is 54
• More coming soon!