20912973086720

Names of 20912973086720

• Cardinal: 20912973086720 can be written as Twenty trillion, nine hundred twelve billion, nine hundred seventy-three million, eighty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.091297308672 × 10¹³

Factors of 20912973086720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 3152

Divisors of 20912973086720

• Number of divisors d(n): 612
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 104 110 121 128 130 143 160 169 176 208 220 242 256 260 286 320 338 352 416 440 484 512 520 572 605 640 676 704 715 832 845 880 968 1024 1040 1144 1210 1280 1352 1408 1430 1573 1664 1690 1760 1859 1936 2048 2080 2288 2420 2560 2704 2816 2860 3121 3146 3328 3380 3520 3718 3872 4096 4160 4576 4840 5120 5408 5632 5720 6242 6292 6656 6760 7040 7436 7744 7865 8192 8320 9152 9295 9680 10240 10816 11264 11440 12484 12584 13312 13520 14080 14872 15488 15605 15730 16384 16640 18304 18590 19360 20449 20480 21632 22528 22880 24968 25168 26624 27040 28160 29744 30976 31210 31460 32768 33280 34331 36608 37180 38720 40573 40898 40960 43264 45056 45760 49936 50336 53248 54080 56320 59488 61952 62420 62920 65536 66560 68662 73216 74360 77440 81146 81796 81920 86528 90112 91520 99872 100672 102245 106496 108160 112640 118976 123904 124840 125840 133120 137324 146432 148720 154880 162292 163592 163840 171655 173056 180224 183040 199744 201344 202865 204490 212992 216320 225280 237952 247808 249680 251680 266240 274648 292864 297440 309760 324584 327184 327680 343310 346112 360448 366080 377641 399488 402688 405730 408980 425984 432640 446303 450560 475904 495616 499360 503360 527449 532480 549296 585728 594880 619520 649168 654368 686620 692224 720896 732160 755282 798976 805376 811460 817960 851968 865280 892606 901120 951808 991232 998720 1006720 1054898 1064960 1098592 1171456 1189760 1239040 1298336 1308736 1373240 1384448 1464320 1510564 1597952 1610752 1622920 1635920 1730560 1785212 1802240 1888205 1903616 1982464 1997440 2013440 2109796 2129920 2197184 2231515 2342912 2379520 2478080 2596672 2617472 2637245 2746480 2768896 2928640 3021128 3195904 3221504 3245840 3271840 3461120 3570424 3604480 3776410 3807232 3964928 3994880 4026880 4219592 4259840 4394368 4463030 4685824 4759040 4909333 4956160 5193344 5234944 5274490 5492960 5537792 5801939 5857280 6042256 6391808 6443008 6491680 6543680 6922240 7140848 7552820 7614464 7929856 7989760 8053760 8439184 8788736 8926060 9371648 9518080 9818666 9912320 10386688 10469888 10548980 10985920 11075584 11603878 11714560 12084512 12783616 12886016 12983360 13087360 13844480 14281696 15105640 15228928 15979520 16107520 16878368 17577472 17852120 19036160 19637332 19824640 20773376 20939776 21097960 21971840 23207756 23429120 24169024 24546665 25567232 25772032 25966720 26174720 27688960 28563392 29009695 30211280 30457856 31959040 32215040 33756736 35154944 35704240 38072320 39274664 39649280 41546752 41879552 42195920 43943680 46415512 46858240 48338048 49093330 51134464 51544064 51933440 52349440 55377920 57126784 58019390 60422560 60915712 63821329 63918080 64430080 67513472 70309888 71408480 76144640 78549328 83093504 83759104 84391840 87887360 92831024 96676096 98186660 102268928 103088128 103866880 104698880 114253568 116038780 120845120 121831424 127642658 127836160 128860160 135026944 140619776 142816960 152289280 157098656 166187008 167518208 168783680 175774720 185662048 193352192 196373320 204537856 207733760 209397760 228507136 232077560 241690240 255285316 255672320 257720320 270053888 281239552 285633920 304578560 314197312 319106645 332374016 335036416 337567360 351549440 371324096 386704384 392746640 415467520 418795520 457014272 464155120 483380480 510570632 511344640 515440640 540107776 562479104 571267840 609157120 628394624 638213290 664748032 670072832 675134720 703098880 742648192 773408768 785493280 830935040 837591040 914028544 928310240 966760960 1021141264 1022689280 1080215552 1124958208 1142535680 1256789248 1276426580 1329496064 1340145664 1350269440 1406197760 1485296384 1546817536 1570986560 1661870080 1675182080 1828057088 1856620480 1933521920 2042282528 2160431104 2249916416 2285071360 2513578496 2552853160 2658992128 2700538880 2812395520 2970592768 3093635072 3141973120 3323740160 3350364160 3656114176 3713240960 3867043840 4084565056 4320862208 4570142720 5027156992 5105706320 5401077760 5624791040 5941185536 6187270144 6283946240 6647480320 6700728320 7312228352 7426481920 7734087680 8169130112 8641724416 9140285440 10054313984 10211412640 10802155520 11249582080 11882371072 12374540288 12567892480 13294960640 14624456704 14852963840 15468175360 16338260224 17283448832 18280570880 20108627968 20422825280 21604311040 23764742144 24749080576 25135784960 29248913408 29705927680 30936350720 32676520448 34566897664 36561141760 40217255936 40845650560 43208622080 47529484288 50271569920 59411855360 61872701440 65353040896 73122283520 80434511872 81691301120 86417244160 95058968576 100543139840 118823710720 123745402880 130706081792 146244567040 160869023744 163382602240 172834488320 190117937152 201086279680 237647421440 261412163584 321738047488 326765204480 380235874304 402172559360 475294842880 522824327168 653530408960 804345118720 950589685760 1045648654336 1307060817920 1608690237440 1901179371520 2091297308672 2614121635840 4182594617344 5228243271680 10456486543360 20912973086720
• Sum of all divisors σ(n): 59757647576508
• Sum of proper divisors (its aliquot sum) s(n): 38844674489788
• 20912973086720 is an abundant number, because the sum of its proper divisors (38844674489788) is greater than itself. Its abundance is 17931701403068

Bases of 20912973086720

• Binary: 100110000010100101110010101010000000000000000₂
• Hexadecimal: 0x13052E550000
• Base-36: 7EVAC7VNK

Squares and roots of 20912973086720

• 20912973086720 squared (20912973086720²) is 437352443325875044640358400
• 20912973086720 cubed (20912973086720³) is 9146339876685258895157493800735080448000
• The square root of 20912973086720 is 4573070.4222349343
• The cube root of 20912973086720 is 27551.0777811279

Scales and comparisons

• 20,912,973,086,720 seconds is equal to 664,967 years, 44 weeks, 3 days, 14 hours, 45 minutes, 20 seconds.
• To count from 1 to 20,912,973,086,720 would take you about one million, six hundred sixty-two thousand, four hundred nineteen 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 20912973086720 cubic inches would be around 2295.9 feet tall.

Recreational maths with 20912973086720

• 20912973086720 backwards is 02768037921902
• The number of decimal digits it has is: 14
• The sum of 20912973086720's digits is 56
• More coming soon!