21450794999678000

Names of 21450794999678000

• Cardinal: 21450794999678000 can be written as Twenty-one quadrillion, four hundred fifty trillion, seven hundred ninety-four billion, nine hundred ninety-nine million, six hundred seventy-eight thousand.

Scientific notation

• Scientific notation: 2.1450794999678 × 10¹⁶

Factors of 21450794999678000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1258

Divisors of 21450794999678000

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 40 44 50 53 55 80 88 100 106 110 121 125 176 200 212 220 242 250 265 275 400 424 440 484 500 530 550 583 605 848 880 968 1000 1060 1100 1166 1187 1210 1325 1375 1936 2000 2120 2200 2332 2374 2420 2650 2750 2915 3025 4240 4400 4664 4748 4840 5300 5500 5830 5935 6050 6413 6625 9328 9496 9680 10600 11000 11660 11870 12100 12826 13057 13250 14575 15125 18992 21200 22000 23320 23740 24200 25652 26114 26500 29150 29675 30250 32065 46640 47480 48400 51304 52228 53000 58300 59350 60500 62911 64130 65285 72875 94960 102608 104456 106000 116600 118700 121000 125822 128260 130570 143627 145750 148375 160325 208912 233200 237400 242000 251644 256520 261140 287254 291500 296750 314555 320650 326425 474800 503288 513040 522280 574508 583000 593500 629110 641300 652850 692021 718135 801625 1006576 1044560 1149016 1166000 1187000 1258220 1282600 1305700 1384042 1408969 1436270 1572775 1603250 1632125 2298032 2374000 2516440 2565200 2611400 2768084 2817938 2872540 3145550 3206500 3264250 3460105 3590675 5032880 5222800 5536168 5635876 5745080 6291100 6413000 6528500 6920210 7044845 7181350 7612231 7863875 11072336 11271752 11490160 12582200 12826000 13057000 13840420 14089690 14362700 15224462 15498659 15727750 17300525 17953375 22543504 25164400 26114000 27680840 28179380 28725400 30448924 30997318 31455500 34601050 35224225 35906750 38061155 55361680 56358760 57450800 60897848 61994636 62911000 69202100 70448450 71813500 74675357 76122310 77493295 86502625 112717520 121795696 123989272 125822000 138404200 140896900 143627000 149350714 152244620 154986590 170485249 173005250 176121125 190305775 247978544 276808400 281793800 287254000 298701428 304489240 309973180 340970498 346010500 352242250 373376785 380611550 387466475 563587600 597402856 608978480 619946360 681940996 692021000 704484500 746753570 761223100 774932950 821428927 852426245 951528875 1194805712 1239892720 1363881992 1384042000 1408969000 1493507140 1522446200 1549865900 1642857854 1672446203 1704852490 1866883925 1903057750 1937332375 2727763984 2817938000 2987014280 3044892400 3099731800 3285715708 3344892406 3409704980 3733767850 3806115500 3874664750 4107144635 4262131225 5974028560 6199463600 6571431416 6689784812 6819409960 7467535700 7612231000 7749329500 8214289270 8362231015 8524262450 9035718197 9334419625 13142862832 13379569624 13638819920 14935071400 15224462000 15498659000 16428578540 16724462030 17048524900 18071436394 18396908233 18668839250 20535723175 21310656125 26759139248 29870142800 30997318000 32857157080 33448924060 34097049800 36142872788 36793816466 37337678500 41071446350 41811155075 42621312250 45178590985 65714314160 66897848120 68194099600 72285745576 73587632932 74675357000 82142892700 83622310150 85242624500 88639648759 90357181970 91984541165 102678615875 133795696240 144571491152 147175265864 149350714000 164285785400 167244620300 170485249000 177279297518 180714363940 183969082330 202365990563 205357231750 209055775375 225892954925 294350531728 328571570800 334489240600 340970498000 354558595036 361428727880 367938164660 404731981126 410714463500 418111550750 443198243795 451785909850 459922705825 668978481200 709117190072 722857455760 735876329320 809463962252 821428927000 836223101500 886396487590 903571819700 919845411650 975036136349 1011829952815 1129464774625 1418234380144 1471752658640 1618927924504 1642857854000 1672446203000 1772792975180 1807143639400 1839690823300 1950072272698 2023659905630 2215991218975 2258929549250 2299613529125 3237855849008 3344892406000 3545585950360 3614287278800 3679381646600 3900144545396 4047319811260 4431982437950 4517859098500 4599227058250 4875180681745 5059149764075 7091171900720 7358763293200 7800289090792 8094639622520 8863964875900 9035718197000 9198454116500 9750361363490 10118299528150 10725397499839 11079956094875 15600578181584 16189279245040 17727929751800 18071436394000 18396908233000 19500722726980 20236599056300 21450794999678 22159912189750 24375903408725 25295748820375 35455859503600 36793816466000 39001445453960 40473198112600 42901589999356 44319824379500 48751806817450 50591497640750 53626987499195 78002890907920 80946396225200 85803179998712 88639648759000 97503613634900 101182995281500 107253974998390 121879517043625 171606359997424 177279297518000 195007227269800 202365990563000 214507949996780 243759034087250 268134937495975 390014454539600 404731981126000 429015899993560 487518068174500 536269874991950 858031799987120 975036136349000 1072539749983900 1340674687479875 1950072272698000 2145079499967800 2681349374959750 4290158999935600 5362698749919500 10725397499839000 21450794999678000
• Sum of all divisors σ(n): 58136633521686720
• Sum of proper divisors (its aliquot sum) s(n): 36685838522008720
• 21450794999678000 is an abundant number, because the sum of its proper divisors (36685838522008720) is greater than itself. Its abundance is 15235043522330720

Bases of 21450794999678000

• Binary: 1001100001101010110001001101000000110110000010000110000₂
• Hexadecimal: 0x4C3562681B0430
• Base-36: 5V7O76JOZE8

Squares and roots of 21450794999678000

• 21450794999678000 squared (21450794999678000²) is 460136606118210688020103684000000
• 21450794999678000 cubed (21450794999678000³) is 9870296009689319248358136162686306613752000000000
• The square root of 21450794999678000 is 146460899.2177707477
• The cube root of 21450794999678000 is 277852.5994281789

Scales and comparisons

• 21,450,794,999,678,000 seconds is equal to 682,068,929 years, 16 weeks, 6 days, 1 hour, 13 minutes, 20 seconds.
• To count from 1 to 21,450,794,999,678,000 would take you about two billion, forty-six million, two hundred six thousand, seven hundred eighty-seven 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 21450794999678000 cubic inches would be around 23154.4 feet tall.

Recreational maths with 21450794999678000

• 21450794999678000 backwards is 00087699949705412
• 21450794999678000 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21450794999678000's digits is 80
• More coming soon!