21800402406720

Names of 21800402406720

• Cardinal: 21800402406720 can be written as Twenty-one trillion, eight hundred billion, four hundred two million, four hundred six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.180040240672 × 10¹³

Factors of 21800402406720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 21203351

Divisors of 21800402406720

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 27 28 30 32 34 35 36 40 42 45 48 51 54 56 60 63 64 68 70 72 80 84 85 90 96 102 105 108 112 119 120 126 135 136 140 144 153 160 168 170 180 189 192 204 210 216 224 238 240 252 255 270 272 280 288 306 315 320 336 340 357 360 378 408 420 432 448 459 476 480 504 510 540 544 560 576 595 612 630 672 680 714 720 756 765 816 840 864 918 945 952 960 1008 1020 1071 1080 1088 1120 1190 1224 1260 1344 1360 1428 1440 1512 1530 1632 1680 1728 1785 1836 1890 1904 2016 2040 2142 2160 2240 2295 2380 2448 2520 2720 2856 2880 3024 3060 3213 3264 3360 3570 3672 3780 3808 4032 4080 4284 4320 4590 4760 4896 5040 5355 5440 5712 6048 6120 6426 6720 7140 7344 7560 7616 8160 8568 8640 9180 9520 9792 10080 10710 11424 12096 12240 12852 14280 14688 15120 16065 16320 17136 18360 19040 20160 21420 22848 24480 25704 28560 29376 30240 32130 34272 36720 38080 42840 48960 51408 57120 60480 64260 68544 73440 85680 102816 114240 128520 146880 171360 205632 257040 342720 514080 1028160 21203317 42406634 63609951 84813268 106016585 127219902 148423219 169626536 190829853 212033170 254439804 296846438 318049755 339253072 360456389 381659706 424066340 445269657 508879608 572489559 593692876 636099510 678506144 720912778 742116095 763319412 848132680 890539314 954149265 1017759216 1081369167 1144979118 1187385752 1272199020 1335808971 1357012288 1441825556 1484232190 1526638824 1696265360 1781078628 1802281945 1908298530 2035518432 2162738334 2226348285 2289958236 2374771504 2523194723 2544398040 2671617942 2862447795 2883651112 2968464380 3053277648 3244107501 3392530720 3562157256 3604563890 3816597060 4007426913 4071036864 4325476668 4452696570 4579916472 4749543008 5046389446 5088796080 5343235884 5406845835 5724895590 5767302224 5936928760 6106555296 6488215002 6679044855 6785061440 7124314512 7209127780 7569584169 7633194120 8014853826 8650953336 8905393140 9159832944 9499086016 9732322503 10092778892 10177592160 10686471768 10813691670 11449791180 11534604448 11873857520 12213110592 12615973615 12976430004 13358089710 14248629024 14418255560 15139168338 15266388240 16029707652 16220537505 17301906672 17810786280 18319665888 19464645006 20037134565 20185557784 20355184320 21372943536 21627383340 22708752507 22899582360 23069208896 23747715040 25231947230 25952860008 26716179420 28497258048 28836511120 30278336676 30532776480 32059415304 32441075010 34603813344 35621572560 36639331776 37847920845 38929290012 40074269130 40371115568 42745887072 43254766680 45417505014 45799164720 47495430080 48661612515 50463894460 51905720016 53432358840 57673022240 60556673352 61065552960 64118830608 64882150020 68126257521 69207626688 71243145120 75695841690 77858580024 80148538260 80742231136 85491774144 86509533360 90835010028 91598329440 97323225030 100927788920 103811440032 106864717680 113543762535 115346044480 121113346704 128237661216 129764300040 136252515042 142486290240 151391683380 155717160048 160297076520 161484462272 173019066720 181670020056 183196658880 194646450060 201855577840 207622880064 213729435360 227087525070 242226693408 256475322432 259528600080 272505030084 302783366760 311434320096 320594153040 340631287605 346038133440 363340040112 389292900120 403711155680 427458870720 454175050140 484453386816 519057200160 545010060168 605566733520 622868640192 641188306080 681262575210 726680080224 778585800240 807422311360 908350100280 1038114400320 1090020120336 1211133467040 1282376612160 1362525150420 1453360160448 1557171600480 1816700200560 2180040240672 2422266934080 2725050300840 3114343200960 3633400401120 4360080481344 5450100601680 7266800802240 10900201203360 21800402406720
• Sum of all divisors σ(n): 93063907100160
• Sum of proper divisors (its aliquot sum) s(n): 71263504693440
• 21800402406720 is an abundant number, because the sum of its proper divisors (71263504693440) is greater than itself. Its abundance is 49463102286720

Bases of 21800402406720

• Binary: 100111101001111001101001111011100110101000000₂
• Hexadecimal: 0x13D3CD3DCD40
• Base-36: 7Q6YSQ1C0

Squares and roots of 21800402406720

• 21800402406720 squared (21800402406720²) is 475257545094923168301158400
• 21800402406720 cubed (21800402406720³) is 10360805729899201969086061197123944448000
• The square root of 21800402406720 is 4669090.1047977217
• The cube root of 21800402406720 is 27935.3962970767

Scales and comparisons

• 21,800,402,406,720 seconds is equal to 693,185 years, 18 weeks, 6 days, 7 hours, 12 minutes.
• To count from 1 to 21,800,402,406,720 would take you about one million, seven hundred thirty-two thousand, nine hundred sixty-three 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 21800402406720 cubic inches would be around 2327.9 feet tall.

Recreational maths with 21800402406720

• 21800402406720 backwards is 02760420400812
• 21800402406720 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21800402406720's digits is 36
• More coming soon!