21730721742080

Names of 21730721742080

• Cardinal: 21730721742080 can be written as Twenty-one trillion, seven hundred thirty billion, seven hundred twenty-one million, seven hundred forty-two thousand and eighty.

Scientific notation

• Scientific notation: 2.173072174208 × 10¹³

Factors of 21730721742080

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 514

Divisors of 21730721742080

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 37 40 52 64 65 74 80 104 128 130 148 160 169 185 208 256 260 296 320 338 370 416 457 481 520 592 640 676 740 832 845 914 962 1040 1184 1280 1352 1480 1664 1690 1828 1924 2080 2197 2285 2368 2405 2704 2960 3328 3380 3656 3848 4160 4394 4570 4736 4810 5408 5920 5941 6253 6760 7312 7696 8320 8788 9140 9472 9620 10816 10985 11840 11882 12506 13520 14624 15392 16640 16909 17576 18280 19240 21632 21970 23680 23764 25012 27040 29248 29705 30784 31265 33818 35152 36560 38480 43264 43940 47360 47528 50024 54080 58496 59410 61568 62530 67636 70304 73120 76960 77233 81289 84545 87880 95056 100048 108160 116992 118820 123136 125060 135272 140608 146240 153920 154466 162578 169090 175760 190112 200096 208849 216320 219817 237640 250120 270544 281216 292480 307840 308932 325156 338180 351520 380224 386165 400192 406445 417698 439634 475280 500240 541088 562432 584960 615680 617864 650312 676360 703040 760448 772330 800384 812890 835396 879268 950560 1000480 1004029 1044245 1082176 1099085 1235728 1300624 1352720 1406080 1520896 1544660 1600768 1625780 1670792 1758536 1901120 2000960 2008058 2088490 2164352 2198170 2471456 2601248 2705440 2715037 2812160 2857621 3089320 3251560 3341584 3517072 3802240 4001920 4016116 4176980 4328704 4396340 4942912 5020145 5202496 5410880 5430074 5715242 6178640 6503120 6683168 7034144 7604480 7727413 8003840 8032232 8353960 8792680 9885824 10040290 10404992 10821760 10860148 11430484 12357280 13006240 13366336 13575185 14068288 14288105 15454826 16064464 16707920 17585360 19771648 20080580 20809984 21643520 21720296 22860968 24714560 26012480 26732672 27150370 28136576 28576210 30909652 32128928 33415840 35170720 35295481 37149073 38637065 40161160 43440592 45721936 49429120 52024960 53465344 54300740 56273152 57152420 61819304 64257856 66831680 70341440 70590962 74298146 77274130 80322320 86881184 91443872 98858240 100456369 104049920 108601480 114304840 123638608 128515712 133663360 140682880 141181924 148596292 154548260 160644640 173762368 176477405 182887744 185745365 200912738 217202960 228609680 247277216 257031424 267326720 281365760 282363848 297192584 309096520 321289280 347524736 352954810 365775488 371490730 401825476 434405920 457219360 458841253 494554432 502281845 564727696 594385168 618193040 642578560 695049472 705909620 731550976 742981460 803650952 868811840 914438720 917682506 989108864 1004563690 1129455392 1188770336 1236386080 1285157120 1305932797 1411819240 1485962920 1607301904 1737623680 1828877440 1835365012 1978217728 2009127380 2258910784 2294206265 2377540672 2472772160 2611865594 2823638480 2971925840 3214603808 3475247360 3657754880 3670730024 4018254760 4517821568 4588412530 4755081344 4945544320 5223731188 5647276960 5943851680 6429207616 6529663985 7341460048 8036509520 9035643136 9176825060 9510162688 9891088640 10447462376 11294553920 11887703360 12858415232 13059327970 14682920096 16073019040 16977126361 18353650120 20894924752 22589107840 23775406720 25716830464 26118655940 29365840192 32146038080 33954252722 36707300240 41789849504 45178215680 47550813440 52237311880 58731680384 64292076160 67908505444 73414600480 83579699008 84885631805 104474623760 117463360768 128584152320 135817010888 146829200960 167159398016 169771263610 208949247520 271634021776 293658401920 334318796032 339542527220 417898495040 543268043552 587316803840 679085054440 835796990080 1086536087104 1358170108880 1671593980160 2173072174208 2716340217760 4346144348416 5432680435520 10865360871040 21730721742080
• Sum of all divisors σ(n): 58038537095280
• Sum of proper divisors (its aliquot sum) s(n): 36307815353200
• 21730721742080 is an abundant number, because the sum of its proper divisors (36307815353200) is greater than itself. Its abundance is 14577093611120

Bases of 21730721742080

• Binary: 100111100001110010011111100110011110100000000₂
• Hexadecimal: 0x13C393F33D00
• Base-36: 7PAYENKE8

Squares and roots of 21730721742080

• 21730721742080 squared (21730721742080²) is 472224267431708430042726400
• 21730721742080 cubed (21730721742080³) is 10261774155416026822328697243840806912000
• The square root of 21730721742080 is 4661622.2221540003
• The cube root of 21730721742080 is 27905.6012109887

Scales and comparisons

• 21,730,721,742,080 seconds is equal to 690,969 years, 38 weeks, 1 day, 3 hours, 1 minute, 20 seconds.
• To count from 1 to 21,730,721,742,080 would take you about one million, seven hundred twenty-seven thousand, four hundred twenty-four 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 21730721742080 cubic inches would be around 2325.5 feet tall.

Recreational maths with 21730721742080

• 21730721742080 backwards is 08024712703712
• The number of decimal digits it has is: 14
• The sum of 21730721742080's digits is 44
• More coming soon!