20842643494400

Names of 20842643494400

• Cardinal: 20842643494400 can be written as Twenty trillion, eight hundred forty-two billion, six hundred forty-three million, four hundred ninety-four thousand, four hundred.

Scientific notation

• Scientific notation: 2.08426434944 × 10¹³

Factors of 20842643494400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1394

Divisors of 20842643494400

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 25 26 28 32 35 40 41 50 52 56 64 65 70 80 82 91 100 104 112 128 130 140 160 164 175 182 200 205 208 224 256 260 280 287 320 325 328 350 364 400 410 416 448 455 512 520 533 560 574 607 640 650 656 700 719 728 800 820 832 896 910 1025 1040 1066 1120 1148 1214 1280 1300 1312 1400 1435 1438 1456 1600 1640 1664 1792 1820 2050 2080 2132 2240 2275 2296 2428 2560 2600 2624 2665 2800 2870 2876 2912 3035 3200 3280 3328 3584 3595 3640 3731 4100 4160 4249 4264 4480 4550 4592 4856 5033 5200 5248 5330 5600 5740 5752 5824 6070 6400 6560 6656 7175 7190 7280 7462 7891 8200 8320 8498 8528 8960 9100 9184 9347 9712 10066 10400 10496 10660 11200 11480 11504 11648 12140 12800 13120 13325 14350 14380 14560 14924 15175 15782 16400 16640 16996 17056 17920 17975 18200 18368 18655 18694 19424 20132 20800 20992 21245 21320 22400 22960 23008 23296 24280 24887 25165 26240 26650 28700 28760 29120 29479 29848 30350 31564 32800 33280 33992 34112 35950 36400 36736 37310 37388 38848 39455 40264 41600 42490 42640 44800 45920 46016 46592 46735 48560 49774 50330 52480 53300 55237 57400 57520 58240 58958 59696 60700 63128 65429 65600 67984 68224 71900 72800 73472 74620 74776 77696 78910 80528 83200 84980 85280 89600 91840 92032 93275 93470 97120 99548 100660 104960 106225 106600 110474 114800 115040 116480 117916 119392 121400 124435 125825 126256 130858 131200 135968 136448 143800 145600 146944 147395 149240 149552 155392 157820 161056 166400 169960 170560 174209 183680 184064 186550 186940 194240 197275 199096 201320 206353 212450 213200 220948 229600 230080 232960 233675 235832 238784 242800 248870 251650 252512 261716 262400 271936 272896 276185 287600 291200 294790 298480 299104 310784 315640 322112 323531 327145 339920 341120 348418 367360 368128 373100 373880 383227 388480 394550 398192 402640 412706 424900 426400 436433 441896 459200 460160 467350 471664 477568 485600 497740 503300 505024 523432 524800 543872 552370 575200 582400 589580 596960 598208 622175 631280 644224 647062 654290 679840 682240 696836 734720 736975 746200 747760 766454 776960 789100 796384 805280 825412 849800 852800 871045 872866 883792 918400 920320 934700 943328 955136 971200 995480 1006600 1010048 1031765 1046864 1087744 1104740 1150400 1164800 1179160 1193920 1196416 1244350 1262560 1288448 1294124 1308580 1359680 1364480 1380925 1393672 1473950 1492400 1495520 1532908 1553920 1578200 1592768 1610560 1617655 1635725 1650824 1699600 1705600 1742090 1745732 1767584 1836800 1840640 1869400 1886656 1910272 1916135 1942400 1990960 2013200 2020096 2063530 2093728 2175488 2182165 2209480 2264717 2300800 2358320 2387840 2392832 2488700 2525120 2576896 2588248 2617160 2682589 2719360 2761850 2787344 2947900 2984800 2991040 3055031 3065816 3156400 3185536 3221120 3235310 3271450 3301648 3399200 3411200 3484180 3491464 3535168 3673600 3738800 3773312 3832270 3884800 3981920 4026400 4040192 4127060 4187456 4355225 4364330 4418960 4529434 4601600 4716640 4775680 4785664 4977400 5050240 5158825 5176496 5234320 5365178 5438720 5523700 5574688 5673629 5895800 5969600 5982080 6110062 6131632 6312800 6371072 6442240 6470620 6542900 6603296 6798400 6822400 6968360 6982928 7070336 7477600 7546624 7664540 7769600 7963840 8052800 8088275 8254120 8374912 8710450 8728660 8837920 9058868 9203200 9433280 9551360 9580675 9954800 10100480 10317650 10352992 10468640 10730356 10877440 10910825 11047400 11149376 11323585 11347258 11791600 11939200 11964160 12220124 12263264 12625600 12742144 12884480 12941240 13085800 13206592 13412945 13596800 13936720 13965856 14140672 14955200 15093248 15275155 15329080 15927680 16105600 16176550 16508240 16749824 17420900 17457320 17675840 17893753 18117736 18866560 19161350 19909600 20200960 20635300 20705984 20937280 21460712 21821650 22094800 22298752 22647170 22694516 23583200 23878400 23928320 24440248 24526528 25251200 25882480 26171600 26413184 26825890 27193600 27873440 27931712 28281344 28368145 29910400 30550310 30658160 31855360 32211200 32353100 33016480 33499648 34841800 34914640 35351680 35787506 36235472 37733120 38322700 39715403 39819200 41270600 41411968 41874560 42921424 43643300 44189600 44597504 45294340 45389032 47166400 47756800 48880496 49053056 50502400 51764960 52343200 52826368 53651780 54387200 55746880 55863424 56617925 56736290 59820800 61100620 61316320 63710720 64422400 64706200 66032960 67064725 69683600 69829280 70703360 71575012 72470944 75466240 76375775 76645400 79430806 79638400 82541200 82823936 83749120 85842848 87286600 88379200 89195008 89468765 90588680 90778064 94332800 97760992 98106112 101004800 103529920 104686400 105652736 107303560 111493760 111726848 113235850 113472580 119641600 122201240 122632640 125256271 129412400 132065920 134129450 139367200 139658560 141406720 141840725 143150024 144941888 152751550 153290800 158861612 159276800 165082400 165647872 167498240 171685696 174573200 176758400 178937530 181177360 181556128 188665600 195521984 196212224 198577015 207059840 209372800 214607120 222987520 223453696 226471700 226945160 232618789 244402480 245265280 250512542 258824800 264131840 268258900 278734400 279317120 283681450 286300048 289883776 305503100 306581600 317723224 318553600 330164800 343371392 349146400 353516800 357875060 362354720 363112256 377331200 391043968 397154030 414119680 418745600 429214240 445975040 447343825 452943400 453890320 465237578 488804960 490530560 501025084 517649600 528263680 536517800 557468800 558634240 567362900 572600096 579767552 611006200 613163200 626281355 635446448 660329600 686742784 698292800 707033600 715750120 724709440 726224512 782087936 794308060 828239360 837491200 858428480 894687650 905886800 907780640 930475156 977609920 981061120 992885075 1002050168 1035299200 1073035600 1114937600 1117268480 1134725800 1145200192 1159535104 1163093945 1222012400 1226326400 1252562710 1270892896 1320659200 1373485568 1396585600 1431500240 1449418880 1452449024 1564175872 1588616120 1628331523 1716856960 1789375300 1811773600 1815561280 1860950312 1955219840 1985770150 2004100336 2070598400 2146071200 2229875200 2269451600 2290400384 2326187890 2444024800 2452652800 2505125420 2541785792 2641318400 2793171200 2863000480 2898837760 2904898048 3131406775 3177232240 3256663046 3433713920 3578750600 3623547200 3631122560 3721900624 3910439680 3971540300 4008200672 4141196800 4292142400 4538903200 4580800768 4652375780 4888049600 4905305600 5010250840 5083571584 5586342400 5726000960 5797675520 5815469725 6262813550 6354464480 6513326092 6867427840 7157501200 7247094400 7262245120 7443801248 7820879360 7943080600 8016401344 8141657615 8584284800 9077806400 9161601536 9304751560 9776099200 10020501680 10167143168 11452001920 11630939450 12525627100 12708928960 13026652184 14315002400 14494188800 14524490240 14887602496 15886161200 16032802688 16283315230 17168569600 18155612800 18609503120 19552198400 20041003360 20334286336 22904003840 23261878900 25051254200 25417857920 26053304368 28630004800 28988377600 29775204992 31772322400 32065605376 32566630460 34337139200 36311225600 37219006240 39104396800 40082006720 40708288075 45808007680 46523757800 50102508400 50835715840 52106608736 57260009600 59550409984 63544644800 64131210752 65133260920 72622451200 74438012480 80164013440 81416576150 93047515600 100205016800 101671431680 104213217472 114520019200 119100819968 127089289600 130266521840 148876024960 160328026880 162833152300 186095031200 200410033600 208426434944 229040038400 254178579200 260533043680 297752049920 320656053760 325666304600 372190062400 400820067200 416852869888 508357158400 521066087360 595504099840 651332609200 744380124800 801640134400 833705739776 1042132174720 1302665218400 1488760249600 1603280268800 2084264349440 2605330436800 2977520499200 4168528698880 5210660873600 10421321747200 20842643494400
• Sum of all divisors σ(n): 65304140267520
• Sum of proper divisors (its aliquot sum) s(n): 44461496773120
• 20842643494400 is an abundant number, because the sum of its proper divisors (44461496773120) is greater than itself. Its abundance is 23618853278720

Bases of 20842643494400

• Binary: 100101111010011001110010111001001011000000000₂
• Hexadecimal: 0x12F4CE5C9600
• Base-36: 7DYZ7SMWW

Squares and roots of 20842643494400

• 20842643494400 squared (20842643494400²) is 434415787834654642831360000
• 20842643494400 cubed (20842643494400³) is 9054373394176615254279801100304384000000
• The square root of 20842643494400 is 4565374.4090052461
• The cube root of 20842643494400 is 27520.1586602985

Scales and comparisons

• 20,842,643,494,400 seconds is equal to 662,731 years, 30 weeks, 5 days, 16 hours, 53 minutes, 20 seconds.
• To count from 1 to 20,842,643,494,400 would take you about one million, six hundred fifty-six thousand, eight hundred twenty-eight 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 20842643494400 cubic inches would be around 2293.3 feet tall.

Recreational maths with 20842643494400

• 20842643494400 backwards is 00449434624802
• 20842643494400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20842643494400's digits is 50
• More coming soon!