2121166915920

Names of 2121166915920

• Cardinal: 2121166915920 can be written as Two trillion, one hundred twenty-one billion, one hundred sixty-six million, nine hundred fifteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.12116691592 × 10¹²

Factors of 2121166915920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8666

Divisors of 2121166915920

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 73 78 80 90 104 117 120 130 144 146 156 180 195 208 219 234 240 260 292 312 360 365 379 390 438 468 520 584 585 624 657 720 730 758 780 876 936 949 1040 1095 1137 1168 1170 1314 1460 1516 1560 1752 1872 1895 1898 2190 2274 2340 2628 2847 2920 3032 3120 3285 3411 3504 3790 3796 4380 4548 4680 4745 4927 5256 5685 5694 5840 6064 6570 6822 7580 7592 8191 8541 8760 9096 9360 9490 9854 10512 11370 11388 13140 13644 14235 14781 15160 15184 16382 17055 17082 17520 18192 18980 19708 22740 22776 24573 24635 26280 27288 27667 28470 29562 30320 32764 34110 34164 37960 39416 40955 42705 44343 45480 45552 49146 49270 52560 54576 55334 56940 59124 65528 68220 68328 73719 73905 75920 78832 81910 83001 85410 88686 90960 98292 98540 106483 110668 113880 118248 122865 131056 136440 136656 138335 147438 147810 163820 166002 170820 177372 196584 197080 212966 221336 221715 227760 236496 245730 249003 272880 276670 294876 295620 319449 327640 332004 341640 354744 359671 368595 393168 394160 415005 425932 442672 443430 491460 498006 532415 553340 589752 591240 597943 638898 655280 664008 683280 709488 719342 737190 830010 851864 886860 958347 982920 996012 1064830 1079013 1106680 1179504 1182480 1195886 1245015 1277796 1328016 1438684 1474380 1597245 1660020 1703728 1773720 1793829 1798355 1916694 1965840 1992024 2129660 2158026 2213360 2391772 2490030 2555592 2877368 2948760 2989715 3104389 3194490 3237039 3320040 3547440 3587658 3596710 3833388 3984048 4259320 4316052 4783544 4791735 4980060 5111184 5381487 5395065 5754736 5897520 5979430 6208778 6388980 6474078 6640080 7175316 7193420 7666776 7773259 8518640 8632104 8969145 9313167 9567088 9583470 9960120 10762974 10790130 11958860 12417556 12777960 12948156 14350632 14386840 15333552 15521945 15546518 16185195 17264208 17938290 18626334 19166940 19920240 21525948 21580260 23319777 23917720 24835112 25555920 25896312 26907435 27939501 28701264 28773680 31043890 31093036 32370390 35876580 37252668 38333880 38866295 40357057 43051896 43160520 46565835 46639554 47835440 49670224 51792624 53814870 55879002 62087780 62186072 64740780 69959331 71753160 74505336 76667760 77732590 80714114 86103792 86321040 93131670 93279108 107629740 111758004 116598885 121071171 124175560 124372144 129481560 139697505 139918662 143506320 149010672 155465180 161428228 186263340 186558216 201785285 215259480 223516008 226620397 233197770 242142342 248351120 258963120 279395010 279837324 310930360 322856456 349796655 363213513 372526680 373116432 403570570 430518960 447032016 453240794 466395540 484284684 558790020 559674648 605355855 621860720 645712912 679861191 699593310 726427026 745053360 807141140 906481588 932791080 968569368 1117580040 1119349296 1133101985 1210711710 1359722382 1399186620 1452854052 1614282280 1812963176 1816067565 1865582160 1937138736 2039583573 2235160080 2266203970 2421423420 2719444764 2798373240 2905708104 2946065161 3228564560 3399305955 3625926352 3632135130 4079167146 4532407940 4842846840 5438889528 5596746480 5811416208 5892130322 6798611910 7264270260 8158334292 8838195483 9064815880 9685693680 10197917865 10877779056 11784260644 13597223820 14528540520 14730325805 16316668584 17676390966 18129631760 20395835730 23568521288 26514586449 27194447640 29057081040 29460651610 32633337168 35352781932 40791671460 44190977415 47137042576 53029172898 54388895280 58921303220 70705563864 81583342920 88381954830 106058345796 117842606440 132572932245 141411127728 163166685840 176763909660 212116691592 235685212880 265145864490 353527819320 424233383184 530291728980 707055638640 1060583457960 2121166915920
• Sum of all divisors σ(n): 7798114222080
• Sum of proper divisors (its aliquot sum) s(n): 5676947306160
• 2121166915920 is an abundant number, because the sum of its proper divisors (5676947306160) is greater than itself. Its abundance is 3555780390240

Bases of 2121166915920

• Binary: 11110110111011111011001101000100101010000₂
• Hexadecimal: 0x1EDDF668950
• Base-36: R2G80J80

Squares and roots of 2121166915920

• 2121166915920 squared (2121166915920²) is 4499349085193564349446400
• 2121166915920 cubed (2121166915920³) is 9543870422687506227347281447346688000
• The square root of 2121166915920 is 1456422.6433010439
• The cube root of 2121166915920 is 12848.6731528697

Scales and comparisons

• 2,121,166,915,920 seconds is equal to 67,446 years, 28 weeks, 3 days, 12 minutes.
• To count from 1 to 2,121,166,915,920 would take you about one hundred sixty-eight thousand, six hundred sixteen 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 2121166915920 cubic inches would be around 1070.7 feet tall.

Recreational maths with 2121166915920

• 2121166915920 backwards is 0295196611212
• 2121166915920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 2121166915920's digits is 45
• More coming soon!