20715683838720

Names of 20715683838720

• Cardinal: 20715683838720 can be written as Twenty trillion, seven hundred fifteen billion, six hundred eighty-three million, eight hundred thirty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.071568383872 × 10¹³

Factors of 20715683838720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1590

Divisors of 20715683838720

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 128 130 156 160 169 192 195 208 240 256 260 312 320 338 384 390 416 480 507 520 624 640 676 768 780 832 845 960 1014 1040 1248 1280 1352 1560 1567 1664 1690 1920 2028 2080 2197 2496 2535 2704 3120 3134 3328 3380 3840 4056 4160 4394 4701 4992 5070 5408 6240 6268 6591 6760 7835 8112 8320 8788 9402 9984 10140 10816 10985 12480 12536 13182 13520 15670 16224 16640 17576 18804 20280 20371 21632 21970 23505 24960 25072 26364 27040 31340 32448 32955 35152 37608 40560 40742 43264 43940 47010 49920 50144 52728 54080 61113 62680 64896 65910 70304 75216 81120 81484 87880 94020 100288 101855 105456 108160 122226 125360 129792 131820 140608 150432 162240 162968 175760 188040 200576 203710 210912 216320 244452 250720 263640 264823 281216 300864 305565 324480 325936 351520 376080 401152 407420 421824 488904 501440 527280 529646 562432 601728 611130 648960 651872 703040 752160 794469 814840 843648 977808 1002880 1054560 1059292 1203456 1222260 1303744 1324115 1406080 1504320 1588938 1629680 1687296 1955616 2005760 2109120 2118584 2444520 2455489 2607488 2648230 2812160 3008640 3177876 3259360 3442699 3911232 3972345 4218240 4237168 4889040 4910978 5214976 5296460 6017280 6355752 6518720 6885398 7366467 7822464 7944690 8436480 8474336 9778080 9821956 10328097 10592920 12277445 12711504 13037440 13770796 14732934 15644928 15889380 16948672 17213495 19556160 19643912 20656194 21185840 24554890 25423008 26074880 27541592 29465868 31778760 31921357 33897344 34426990 36832335 39112320 39287824 41312388 42371680 49109780 50846016 51640485 55083184 58931736 63557520 63842714 67794688 68853980 73664670 78224640 78575648 82624776 84743360 95764071 98219560 101692032 103280970 110166368 117863472 127115040 127685428 137707960 147329340 157151296 159606785 165249552 169486720 191528142 196439120 203384064 206561940 220332736 235726944 254230080 255370856 275415920 294658680 314302592 319213570 330499104 338973440 383056284 392878240 413123880 414977641 440665472 471453888 478820355 508460160 510741712 550831840 589317360 628605184 638427140 660998208 766112568 785756480 826247760 829955282 881330944 942907776 957640710 1016920320 1021483424 1101663680 1178634720 1244932923 1276854280 1321996416 1532225136 1571512960 1652495520 1659910564 1885815552 1915281420 2042966848 2074888205 2203327360 2357269440 2489865846 2553708560 2643992832 3064450272 3143025920 3304991040 3319821128 3830562840 4085933696 4149776410 4406654720 4714538880 4979731692 5107417120 5394709333 6128900544 6224664615 6609982080 6639642256 7661125680 8171867392 8299552820 9429077760 9959463384 10214834240 10789418666 12257801088 12449329230 13219964160 13279284512 15322251360 16184127999 16599105640 19918926768 20429668480 21578837332 24515602176 24898658460 26558569024 26973546665 30644502720 32368255998 33198211280 39837853536 40859336960 43157674664 49797316920 53117138048 53947093330 61289005440 64736511996 66396422560 79675707072 80920639995 86315349328 99594633840 106234276096 107894186660 122578010880 129473023992 132792845120 159351414144 161841279990 172630698656 199189267680 215788373320 258946047984 265585690240 318702828288 323682559980 345261397312 398378535360 431576746640 517892095968 531171380480 647365119960 690522794624 796757070720 863153493280 1035784191936 1294730239920 1381045589248 1593514141440 1726306986560 2071568383872 2589460479840 3452613973120 4143136767744 5178920959680 6905227946240 10357841919360 20715683838720
• Sum of all divisors σ(n): 71717365974240
• Sum of proper divisors (its aliquot sum) s(n): 51001682135520
• 20715683838720 is an abundant number, because the sum of its proper divisors (51001682135520) is greater than itself. Its abundance is 30285998296800

Bases of 20715683838720

• Binary: 100101101011100111110111110011111101100000000₂
• Hexadecimal: 0x12D73EF9FB00
• Base-36: 7CCNJALMO

Squares and roots of 20715683838720

• 20715683838720 squared (20715683838720²) is 429139556905804994971238400
• 20715683838720 cubed (20715683838720³) is 8889919383549046303677534194104270848000
• The square root of 20715683838720 is 4551448.5429058737
• The cube root of 20715683838720 is 27464.1665904083

Scales and comparisons

• 20,715,683,838,720 seconds is equal to 658,694 years, 34 weeks, 5 days, 5 hours, 52 minutes.
• To count from 1 to 20,715,683,838,720 would take you about one million, six hundred forty-six thousand, seven hundred thirty-six 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 20715683838720 cubic inches would be around 2288.7 feet tall.

Recreational maths with 20715683838720

• 20715683838720 backwards is 02783838651702
• 20715683838720 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20715683838720's digits is 60
• More coming soon!