21109616990000

Names of 21109616990000

• Cardinal: 21109616990000 can be written as Twenty-one trillion, one hundred nine billion, six hundred sixteen million, nine hundred ninety thousand.

Scientific notation

• Scientific notation: 2.110961699 × 10¹³

Factors of 21109616990000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2004

Divisors of 21109616990000

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 35 40 44 49 50 55 56 70 77 80 88 98 100 110 112 125 140 154 175 176 196 200 220 245 250 275 280 308 350 385 392 400 440 490 500 539 550 560 616 625 700 770 784 875 880 980 1000 1078 1100 1225 1232 1250 1375 1400 1540 1750 1925 1960 1979 2000 2156 2200 2450 2500 2695 2750 2800 3080 3500 3850 3920 3958 4312 4375 4400 4900 5000 5390 5500 6125 6160 6875 7000 7700 7916 8624 8750 9625 9800 9895 10000 10780 11000 12250 13475 13750 13853 14000 15400 15832 17500 19250 19600 19790 21560 21769 22000 24500 26950 27500 27706 30625 30800 31664 35000 38500 39580 43120 43538 48125 49000 49475 53900 55000 55412 61250 67375 69265 70000 77000 79160 87076 96250 96971 98000 98950 107800 108845 110000 110824 122500 134750 138530 152383 154000 158320 174152 192500 193942 197900 215600 217690 221648 245000 247375 269500 277060 304766 336875 346325 348304 385000 387884 395800 435380 484855 490000 494750 539000 544225 554120 609532 673750 692650 761915 770000 775768 791600 870760 969710 989500 1066681 1078000 1088450 1108240 1219064 1236875 1347500 1385300 1523830 1551536 1731625 1741520 1939420 1979000 2133362 2176900 2424275 2438128 2473750 2695000 2721125 2770600 3047660 3463250 3809575 3878840 3916441 3958000 4266724 4353800 4848550 4947500 5333405 5390000 5442250 5541200 6095320 6926500 7619150 7757680 7832882 8533448 8658125 8707600 9697100 9895000 10666810 10884500 12121375 12190640 13605625 13853000 15238300 15665764 17066896 17316250 19047875 19394200 19582205 19790000 21333620 21769000 24242750 26667025 27211250 27415087 27706000 30476600 31331528 34632500 38095750 38788400 39164410 42667240 43080851 43538000 48485500 53334050 54422500 54830174 60606875 60953200 62663056 69265000 76191500 78328820 85334480 86161702 95239375 96971000 97911025 106668100 108845000 109660348 121213750 133335125 137075435 138530000 152383000 156657640 172323404 190478750 191905609 193942000 195822050 213336200 215404255 217690000 219320696 242427500 266670250 274150870 301565957 304766000 313315280 344646808 380957500 383811218 391644100 426672400 430808510 438641392 484855000 489555125 533340500 548301740 603131914 666675625 685377175 689293616 761915000 767622436 783288200 861617020 959528045 969710000 979110250 1066681000 1077021275 1096603480 1206263828 1333351250 1370754350 1507829785 1523830000 1535244872 1566576400 1723234040 1919056090 1958220500 2110961699 2133362000 2154042550 2193206960 2412527656 2447775625 2666702500 2741508700 3015659570 3070489744 3426885875 3446468080 3838112180 3916441000 4221923398 4308085100 4797640225 4825055312 4895551250 5333405000 5385106375 5483017400 6031319140 6853771750 7539148925 7676224360 7832882000 8443846796 8616170200 9595280450 9791102500 10554808495 10666810000 10770212750 10966034800 12062638280 13707543500 15078297850 15352448720 16887693592 17134429375 17232340400 19190560900 19582205000 21109616990 21540425500 23988201125 24125276560 26925531875 27415087000 30156595700 33775387184 34268858750 37695744625 38381121800 39164410000 42219233980 43080851000 47976402250 52774042475 53851063750 54830174000 60313191400 68537717500 75391489250 76762243600 84438467960 86161702000 95952804500 105548084950 107702127500 119941005625 120626382800 137075435000 150782978500 168876935920 188478723125 191905609000 211096169900 215404255000 239882011250 263870212375 274150870000 301565957000 376957446250 383811218000 422192339800 430808510000 479764022500 527740424750 603131914000 753914892500 844384679600 959528045000 1055480849500 1319351061875 1507829785000 1919056090000 2110961699000 2638702123750 3015659570000 4221923398000 5277404247500 10554808495000 21109616990000
• Sum of all divisors σ(n): 64890321328404
• Sum of proper divisors (its aliquot sum) s(n): 43780704338404
• 21109616990000 is an abundant number, because the sum of its proper divisors (43780704338404) is greater than itself. Its abundance is 22671087348404

Bases of 21109616990000

• Binary: 100110011001011110111001110001101011100110000₂
• Hexadecimal: 0x1332F738D730
• Base-36: 7HDMGX6I8

Squares and roots of 21109616990000

• 21109616990000 squared (21109616990000²) is 445615929464496660100000000
• 21109616990000 cubed (21109616990000³) is 9406781595638380297845215099000000000000
• The square root of 21109616990000 is 4594520.3220793355
• The cube root of 21109616990000 is 27637.1624431017

Scales and comparisons

• 21,109,616,990,000 seconds is equal to 671,220 years, 27 weeks, 1 day, 17 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,109,616,990,000 would take you about one million, six hundred seventy-eight thousand and fifty-one 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 21109616990000 cubic inches would be around 2303.1 feet tall.

Recreational maths with 21109616990000

• 21109616990000 backwards is 00009961690112
• 21109616990000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21109616990000's digits is 44
• More coming soon!