20987199720000

Names of 20987199720000

• Cardinal: 20987199720000 can be written as Twenty trillion, nine hundred eighty-seven billion, one hundred ninety-nine million, seven hundred twenty thousand.

Scientific notation

• Scientific notation: 2.098719972 × 10¹³

Factors of 20987199720000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 83709

Divisors of 20987199720000

• Number of divisors d(n): 840
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 25 30 32 34 36 40 41 45 48 50 51 60 64 68 72 75 80 82 85 90 96 100 102 120 123 125 136 144 150 153 160 164 170 180 192 200 204 205 225 240 246 250 255 272 288 300 306 320 328 340 360 369 375 400 408 410 425 450 480 492 500 510 544 576 600 612 615 625 656 680 697 720 738 750 765 800 816 820 850 900 960 984 1000 1020 1025 1088 1125 1200 1224 1230 1250 1275 1312 1360 1394 1440 1476 1500 1530 1600 1632 1640 1700 1800 1845 1875 1968 2000 2040 2050 2091 2125 2250 2400 2448 2460 2500 2550 2624 2720 2788 2880 2952 3000 3060 3075 3264 3280 3400 3485 3600 3690 3750 3825 3936 4000 4080 4100 4182 4250 4500 4800 4896 4920 5000 5100 5125 5440 5576 5625 5904 6000 6120 6150 6273 6375 6560 6800 6970 7200 7380 7500 7650 7872 8000 8160 8200 8364 8500 9000 9225 9792 9840 10000 10200 10250 10455 10625 11152 11250 11808 12000 12240 12300 12546 12750 13120 13600 13940 14400 14760 15000 15300 15375 16320 16400 16728 17000 17425 18000 18450 19125 19680 20000 20400 20500 20910 21250 22304 22500 23616 24000 24480 24600 25092 25500 25625 27200 27880 29520 30000 30600 30750 31365 31875 32800 33456 34000 34850 36000 36900 38250 39360 40000 40800 41000 41820 42500 44608 45000 46125 48960 49200 50184 51000 51250 52275 55760 59040 60000 61200 61500 62730 63750 65600 66912 68000 69700 72000 73800 76500 76875 81600 82000 83640 83641 85000 87125 90000 92250 95625 98400 100368 102000 102500 104550 111520 118080 120000 122400 123000 125460 127500 133824 136000 139400 147600 153000 153750 156825 164000 167280 167282 170000 174250 180000 184500 191250 196800 200736 204000 205000 209100 223040 230625 244800 246000 250920 250923 255000 261375 278800 295200 306000 307500 313650 328000 334560 334564 340000 348500 360000 369000 382500 401472 408000 410000 418200 418205 435625 461250 492000 501840 501846 510000 522750 557600 590400 612000 615000 627300 669120 669128 680000 697000 738000 752769 765000 784125 820000 836400 836410 871250 922500 984000 1003680 1003692 1020000 1045500 1115200 1224000 1230000 1254600 1254615 1306875 1338256 1394000 1421897 1476000 1505538 1530000 1568250 1640000 1672800 1672820 1742500 1845000 2007360 2007384 2040000 2091000 2091025 2460000 2509200 2509230 2613750 2676512 2788000 2843794 2952000 3011076 3060000 3136500 3345600 3345640 3429281 3485000 3690000 3763845 3920625 4014768 4182000 4182050 4265691 4920000 5018400 5018460 5227500 5353024 5576000 5687588 6022152 6120000 6273000 6273075 6691280 6858562 6970000 7109485 7380000 7527690 7841250 8029536 8364000 8364100 8531382 10036800 10036920 10287843 10455000 10455125 11375176 12044304 12546000 12546150 12797073 13382560 13717124 13940000 14218970 14760000 15055380 15682500 16059072 16728000 16728200 17062764 17146405 18819225 20073840 20575686 20910000 20910250 21328455 22750352 24088608 25092000 25092300 25594146 26765120 27434248 27880000 28437940 30110760 30863529 31365000 31365375 33456400 34125528 34292810 35547425 37638450 40147680 41151372 41820000 41820500 42656910 45500704 48177216 50184000 50184600 51188292 51439215 52275625 54868496 56875880 58297777 60221520 61727058 62730000 62730750 63985365 66912800 68251056 68585620 71094850 75276900 80295360 82302744 83640000 83641000 85313820 85732025 91001408 94096125 100369200 102376584 102878430 104551250 106642275 109736992 113751760 116595554 120443040 123454116 125460000 125461500 127970730 133825600 136502112 137171240 142189700 150553800 154317645 156826875 164605488 167282000 170627640 171464050 174893331 177737125 188192250 200738400 204753168 205756860 209102500 213284550 219473984 227503520 233191108 240886080 246908232 250920000 250923000 255941460 257196075 273004224 274342480 284379400 291488885 301107600 308635290 313653750 319926825 329210976 334564000 341255280 342928100 349786662 355474250 376384500 401476800 409506336 411513720 418205000 426569100 428660125 455007040 466382216 470480625 493816464 501846000 511882920 514392150 524679993 533211375 548684960 568758800 582977770 602215200 617270580 627307500 639853650 658421952 669128000 682510560 685856200 699573324 710948500 752769000 771588225 819012672 823027440 836410000 853138200 857320250 874466655 888685625 932764432 940961250 987632928 1003692000 1023765840 1028784300 1049359986 1066422750 1097369920 1137517600 1165955540 1204430400 1234541160 1254615000 1279707300 1285980375 1365021120 1371712400 1399146648 1421897000 1457444425 1505538000 1543176450 1599634125 1646054880 1672820000 1706276400 1714640500 1748933310 1777371250 1865528864 1881922500 1975265856 2007384000 2047531680 2057568600 2098719972 2132845500 2143300625 2275035200 2331911080 2469082320 2509230000 2559414600 2571960750 2623399965 2666056875 2743424800 2798293296 2843794000 2914888850 3011076000 3086352900 3199268250 3292109760 3345640000 3412552800 3429281000 3497866620 3554742500 3731057728 3763845000 3857941125 4095063360 4115137200 4197439944 4265691000 4286601250 4372333275 4663822160 4938164640 5018460000 5118829200 5143921500 5246799930 5332113750 5486849600 5596586592 5687588000 5829777700 6022152000 6172705800 6398536500 6429901875 6825105600 6858562000 6995733240 7109485000 7287222125 7527690000 7715882250 7998170625 8230274400 8394879888 8531382000 8573202500 8744666550 9327644320 9876329280 10036920000 10237658400 10287843000 10493599860 10664227500 11193173184 11375176000 11659555400 12345411600 12797073000 12859803750 13116999825 13717124000 13991466480 14218970000 14574444250 15055380000 15431764500 15996341250 16460548800 16789759776 17062764000 17146405000 17489333100 18655288640 19289705625 20475316800 20575686000 20987199720 21328455000 21861666375 23319110800 24690823200 25594146000 25719607500 26233999650 27434248000 27982932960 28437940000 29148888500 30110760000 30863529000 31992682500 33579519552 34125528000 34292810000 34978666200 36436110625 38579411250 41151372000 41974399440 42656910000 43723332750 46638221600 49381646400 51188292000 51439215000 52467999300 55965865920 56875880000 58297777000 61727058000 63985365000 65584999125 68585620000 69957332400 72872221250 77158822500 82302744000 83948798880 85313820000 87446665500 93276443200 102376584000 102878430000 104935998600 109308331875 116595554000 123454116000 127970730000 131169998250 137171240000 139914664800 145744442500 154317645000 167897597760 170627640000 174893331000 205756860000 209871997200 218616663750 233191108000 246908232000 255941460000 262339996500 279829329600 291488885000 308635290000 327924995625 349786662000 411513720000 419743994400 437233327500 466382216000 511882920000 524679993000 582977770000 617270580000 655849991250 699573324000 839487988800 874466655000 1049359986000 1165955540000 1234541160000 1311699982500 1399146648000 1748933310000 2098719972000 2331911080000 2623399965000 3497866620000 4197439944000 5246799930000 6995733240000 10493599860000 20987199720000
• Sum of all divisors σ(n): 81535044302712
• Sum of proper divisors (its aliquot sum) s(n): 60547844582712
• 20987199720000 is an abundant number, because the sum of its proper divisors (60547844582712) is greater than itself. Its abundance is 39560644862712

Bases of 20987199720000

• Binary: 100110001011001110110100101011000101001000000₂
• Hexadecimal: 0x131676958A40
• Base-36: 7FTDWU8G0

Squares and roots of 20987199720000

• 20987199720000 squared (20987199720000²) is 440462552087168078400000000
• 20987199720000 cubed (20987199720000³) is 9244075549834299310589418048000000000000
• The square root of 20987199720000 is 4581178.8570192279
• The cube root of 20987199720000 is 27583.6350686277

Scales and comparisons

• 20,987,199,720,000 seconds is equal to 667,328 years, 1 week, 5 days, 4 hours.
• To count from 1 to 20,987,199,720,000 would take you about one million, six hundred sixty-eight thousand, three hundred twenty 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 20987199720000 cubic inches would be around 2298.6 feet tall.

Recreational maths with 20987199720000

• 20987199720000 backwards is 00002799178902
• The number of decimal digits it has is: 14
• The sum of 20987199720000's digits is 54
• More coming soon!