19801930720

Names of 19801930720

• Cardinal: 19801930720 can be written as Nineteen billion, eight hundred one million, nine hundred thirty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.980193072 × 10¹⁰

Factors of 19801930720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 192

Divisors of 19801930720

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 19 20 22 26 32 38 40 41 44 52 55 65 76 80 82 88 95 101 104 110 121 130 143 152 160 164 176 190 202 205 208 209 220 242 247 260 286 304 328 352 380 404 410 416 418 440 451 484 494 505 520 533 572 605 608 656 715 760 779 808 820 836 880 902 968 988 1010 1040 1045 1066 1111 1144 1210 1235 1312 1313 1430 1520 1558 1573 1616 1640 1672 1760 1804 1919 1936 1976 2020 2080 2090 2132 2222 2255 2288 2299 2420 2470 2626 2665 2717 2860 3040 3116 3146 3232 3280 3344 3608 3838 3872 3895 3952 4040 4141 4180 4264 4444 4510 4576 4598 4840 4940 4961 5252 5330 5434 5555 5720 5863 6232 6292 6560 6565 6688 7216 7676 7790 7865 7904 8080 8282 8360 8528 8569 8888 9020 9196 9595 9680 9880 9922 10127 10504 10660 10868 11110 11440 11495 11726 12221 12464 12584 13130 13585 14432 14443 15352 15580 15730 16160 16564 16720 17056 17138 17776 18040 18392 19190 19360 19760 19844 20254 20705 21008 21109 21320 21736 22220 22880 22990 23452 24442 24805 24928 24947 25168 26260 27170 28886 29315 29887 30704 31160 31460 33128 33440 34276 35552 36080 36784 38380 39520 39688 40508 41410 42016 42218 42640 42845 43472 44440 45551 45980 46904 48884 49610 49894 50336 50635 52520 53833 54340 57772 58630 59774 61105 61408 62320 62920 64493 66256 68552 72160 72215 73568 76760 78679 79376 81016 82820 84436 85280 85690 86944 88880 91102 91960 93808 94259 97768 99220 99788 101270 105040 105545 107666 108680 111397 115544 117260 119548 122210 124640 124735 125840 128986 132512 137104 144430 149435 153520 157358 158752 158873 162032 165640 168872 171380 177760 182204 183920 187616 188518 195536 198440 199576 202540 210080 211090 215332 217360 222794 227755 231088 232199 234520 239096 244420 249470 251680 257972 269165 274208 274417 288860 298870 307040 314716 317746 322465 324064 331280 337744 342760 364408 367840 377036 391072 393395 396880 399152 405080 422180 430664 434720 445588 455510 462176 464398 469040 471295 478192 488840 498940 501061 515944 538330 548834 556985 577720 592163 597740 629432 635492 644930 662560 675488 685520 728816 754072 786790 793760 794365 798304 810160 844360 861328 865469 891176 911020 928796 938080 942590 956384 977680 997880 1002122 1022827 1031888 1076660 1097668 1113970 1155440 1160995 1184326 1195480 1225367 1258864 1270984 1289860 1371040 1372085 1457632 1508144 1573580 1588730 1620320 1688720 1722656 1730938 1782352 1822040 1857592 1885180 1955360 1995760 2004244 2045654 2063776 2153320 2195336 2227940 2310880 2321990 2368652 2390960 2450734 2505305 2517728 2541968 2579720 2744170 2960815 3016288 3018587 3147160 3177460 3377440 3461876 3564704 3644080 3715184 3770360 3991520 4008488 4091308 4306640 4327345 4390672 4455880 4643980 4737304 4781920 4901468 5010610 5083936 5114135 5159440 5488340 5921630 6037174 6126835 6294320 6354920 6513793 6923752 7288160 7430368 7540720 8016976 8182616 8613280 8654690 8781344 8911760 9287960 9474608 9520159 9802936 10021220 10228270 10318880 10976680 11251097 11843260 12074348 12253670 12588640 12709840 13027586 13847504 15081440 15092935 16033952 16365232 17309380 17823520 18575920 18949216 19040318 19605872 20042440 20456540 21953360 22502194 23686520 24148696 24507340 25419680 26055172 27695008 30185870 32568965 32730464 34618760 37151840 38080636 39211744 40084880 40913080 43906720 45004388 47373040 47600795 48297392 49014680 52110344 56255485 60371740 65137930 69237520 76161272 80169760 81826160 90008776 94746080 95201590 96594784 98029360 104220688 112510970 120743480 123762067 130275860 138475040 152322544 163652320 180017552 190403180 196058720 208441376 225021940 241486960 247524134 260551720 304645088 360035104 380806360 450043880 482973920 495048268 521103440 618810335 761612720 900087760 990096536 1042206880 1237620670 1523225440 1800175520 1980193072 2475241340 3960386144 4950482680 9900965360 19801930720
• Sum of all divisors σ(n): 60304668480
• Sum of proper divisors (its aliquot sum) s(n): 40502737760
• 19801930720 is an abundant number, because the sum of its proper divisors (40502737760) is greater than itself. Its abundance is 20700807040

Bases of 19801930720

• Binary: 10010011100010010010111101111100000₂
• Hexadecimal: 0x49C497BE0
• Base-36: 93HK3J4

Squares and roots of 19801930720

• 19801930720 squared (19801930720²) is 392116460239679718400
• 19801930720 cubed (19801930720³) is 7764662979837772378745909248000
• The square root of 19801930720 is 140719.3331422517
• The cube root of 19801930720 is 2705.4271596817

Scales and comparisons

• 19,801,930,720 seconds is equal to 629 years, 33 weeks, 2 days, 18 minutes, 40 seconds.
• To count from 1 to 19,801,930,720 would take you about one thousand, two hundred fifty-nine 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 19801930720 cubic inches would be around 225.5 feet tall.

Recreational maths with 19801930720

• 19801930720 backwards is 02703910891
• 19801930720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19801930720's digits is 40
• More coming soon!