421899450390

Names of 421899450390

• Cardinal: 421899450390 can be written as Four hundred twenty-one billion, eight hundred ninety-nine million, four hundred fifty thousand, three hundred ninety.

Scientific notation

• Scientific notation: 4.2189945039 × 10¹¹

Factors of 421899450390

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 359

Divisors of 421899450390

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 29 30 31 33 45 54 55 58 62 66 81 87 90 93 97 99 110 135 145 155 162 165 174 181 186 194 198 243 261 270 279 290 291 297 310 319 330 341 362 405 435 465 485 486 495 522 543 558 582 594 638 682 783 810 837 870 873 891 899 905 930 957 970 990 1023 1067 1086 1215 1305 1395 1455 1485 1566 1595 1629 1674 1705 1746 1782 1798 1810 1914 1991 2046 2134 2349 2430 2511 2610 2619 2673 2697 2715 2790 2813 2871 2910 2970 3007 3069 3190 3201 3258 3410 3915 3982 4185 4365 4455 4495 4698 4785 4887 5022 5115 5238 5249 5335 5346 5394 5430 5611 5626 5742 5973 6014 6138 6402 7047 7533 7830 7857 8091 8145 8370 8439 8613 8730 8910 8990 9021 9207 9570 9603 9774 9889 9955 10230 10498 10670 11222 11745 11946 12555 13095 13365 13485 14065 14094 14355 14661 15035 15066 15345 15714 15747 16005 16182 16290 16833 16878 17226 17557 17919 18042 18414 19206 19778 19910 23490 23571 24273 24435 25110 25317 25839 26190 26245 26730 26970 27063 27621 28055 28130 28710 28809 29322 29667 29865 30070 30690 30943 31494 32010 33077 33666 35114 35235 35838 37665 39285 40455 42195 43065 43983 45105 46035 47142 47241 48015 48546 48870 49445 50499 50634 51678 52490 52671 53757 54126 55242 56110 57618 57739 59334 59730 61721 61886 66154 70470 72819 73305 75330 75951 77517 78570 78735 80910 81189 82863 84165 84390 86130 86427 87203 87785 87966 89001 89595 90210 92070 92829 94482 96030 98890 99231 100998 105342 107514 115478 117855 121365 123442 126585 129195 135315 138105 141723 144045 145638 146610 148335 151497 151902 154715 155034 157470 158013 161271 162378 162719 165385 165726 168330 172854 173217 174406 175570 178002 179190 185163 185658 193127 198462 218457 219915 227853 235710 236205 242730 243567 252495 253170 258390 259281 261609 263355 267003 268785 270630 276210 278487 283446 288090 288695 296670 297693 302994 308605 309430 316026 322542 325438 330770 346434 364095 370326 379755 386254 387585 405945 414315 425169 432135 436015 436914 439830 445005 454491 455706 464145 472410 474039 483813 487134 488157 496155 504990 509153 518562 519651 523218 526710 534006 537570 544267 555489 556974 577390 579381 595386 617210 683559 708615 728190 730701 757485 759510 775170 784827 790065 801009 806355 811890 813595 828630 835461 850338 864270 866085 872030 890010 893079 908982 925815 928290 948078 959233 965635 967626 976314 992310 1018306 1039302 1088534 1092285 1110978 1139265 1158762 1217835 1275507 1296405 1308045 1335015 1363473 1367118 1392435 1417230 1422117 1461402 1464471 1488465 1514970 1527459 1558953 1569654 1580130 1602018 1612710 1627190 1632801 1666467 1670922 1732170 1738143 1786158 1789909 1851630 1918466 1931270 2125845 2184570 2272455 2278530 2354481 2370195 2403027 2419065 2435670 2440785 2506383 2545765 2551014 2592810 2598255 2616090 2670030 2679237 2721335 2726946 2777445 2784870 2844234 2877699 2896905 2928942 2976930 3054918 3117906 3265602 3332934 3417795 3476286 3579818 3653505 3924135 4005045 4177305 4251690 4266351 4393413 4465395 4544910 4582377 4676859 4708962 4740390 4796165 4806054 4838130 4881570 4898403 4999401 5012766 5091530 5196510 5214429 5358474 5369727 5442670 5554890 5600683 5755398 5793810 5986937 6377535 6817365 6835590 7063443 7110585 7307010 7322355 7519149 7637295 7794765 7848270 8010090 8037711 8164005 8332335 8354610 8532702 8633097 8690715 8786826 8930790 8949545 9164754 9353718 9592330 9796806 9998802 10428858 10739454 11201366 11772405 11973874 12015135 12531915 12755070 13180239 13396185 13634730 13747131 14030577 14126886 14221170 14388495 14644710 14695209 14998203 15038298 15274590 15589530 15643287 15783743 16075422 16109181 16328010 16664670 16802049 17266194 17381430 17899090 17960811 21190329 21331755 21967065 22911885 23384295 23544810 24030270 24492015 24997005 25063830 25899291 26072145 26360478 26792370 26848635 27494262 28003415 28061154 28776990 29390418 29934685 29996406 31286574 31567486 32218362 33604098 35317215 35921622 37595745 39540717 40188555 41241393 42380658 42663510 43165485 43934130 44085627 45823770 46768590 46929861 47351229 48327543 48984030 49994010 50406147 51798582 52144290 53697270 53882433 56006830 59869370 65901195 68735655 70152885 70634430 73476045 74991015 75191490 77697873 78216435 78918715 79081434 80377110 80545905 82482786 84010245 86330970 88171254 89804055 93859722 94702458 96655086 100812294 105951645 107764866 123724179 129496455 131802390 132256881 137471310 140305770 142053687 144982629 146952090 149982030 151218441 155395746 156432870 157837430 161091810 161647299 168020490 173621173 179608110 197703585 206206965 211903290 220428135 233093619 234649305 236756145 241637715 247448358 252030735 258992910 264513762 269412165 284107374 289965258 302436882 323294598 347242346 388489365 395407170 412413930 426161061 434947887 440856270 453655323 466187238 469298610 473512290 483275430 484941897 504061470 520863519 538824330 618620895 661284405 710268435 724913145 756092205 776978730 808236495 852322122 868105865 869895774 907310646 969883794 1041727038 1165468095 1237241790 1278483183 1322568810 1360965969 1420536870 1449826290 1454825691 1512184410 1562590557 1616472990 1736211730 2130805305 2174739435 2268276615 2330936190 2424709485 2556966366 2604317595 2721931938 2909651382 3125181114 3835449549 4261610610 4349478870 4536553230 4687771671 4849418970 5208635190 6392415915 6804829845 7274128455 7670899098 7812952785 9375543342 12784831830 13609659690 14063315013 14548256910 15625905570 19177247745 23438858355 28126630026 38354495490 42189945039 46877716710 70316575065 84379890078 140633150130 210949725195 421899450390
• Sum of all divisors σ(n): 1346244157440
• Sum of proper divisors (its aliquot sum) s(n): 924344707050
• 421899450390 is an abundant number, because the sum of its proper divisors (924344707050) is greater than itself. Its abundance is 502445256660

Bases of 421899450390

• Binary: 110001000111011001010101011100000010110₂
• Hexadecimal: 0x623B2AB816
• Base-36: 5DTG1FDI

Squares and roots of 421899450390

• 421899450390 squared (421899450390²) is 177999146239384071152100
• 421899450390 cubed (421899450390³) is 75097741968285374991191644094319000
• The square root of 421899450390 is 649537.8744846215
• The cube root of 421899450390 is 7500.1448884013

Scales and comparisons

• 421,899,450,390 seconds is equal to 13,415 years, 5 weeks, 11 hours, 46 minutes, 30 seconds.
• To count from 1 to 421,899,450,390 would take you about twenty-six thousand, eight hundred thirty 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 421899450390 cubic inches would be around 625 feet tall.

Recreational maths with 421899450390

• 421899450390 backwards is 093054998124
• 421899450390 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421899450390's digits is 54
• More coming soon!