121543233840

Names of 121543233840

• Cardinal: 121543233840 can be written as One hundred twenty-one billion, five hundred forty-three million, two hundred thirty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2154323384 × 10¹¹

Factors of 121543233840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6473

Divisors of 121543233840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 98 105 112 120 126 140 144 147 168 180 196 210 240 245 252 280 294 315 336 360 392 420 441 490 504 560 587 588 630 720 735 784 840 882 980 1008 1174 1176 1260 1470 1680 1761 1764 1960 2205 2348 2352 2520 2935 2940 3522 3528 3920 4109 4410 4696 5040 5283 5869 5870 5880 7044 7056 8218 8805 8820 9392 10566 11738 11740 11760 12327 14088 16436 17607 17610 17640 20545 21132 23476 23480 24654 26415 28176 28763 29345 32872 35214 35220 35280 36981 41083 41090 42264 46952 46960 49308 52821 52830 57526 58690 61635 65744 70428 70440 73962 82166 82180 84528 86289 88035 93904 98616 105642 105660 115052 117380 123249 123270 140856 140880 143815 147924 164332 164360 172578 176070 184905 197232 205415 211284 211320 230104 234760 246498 246540 258867 264105 281712 287581 287630 295848 328664 328720 345156 352140 369747 369810 410830 422568 422640 431445 460208 469520 492996 493080 517734 528210 575162 575260 591696 616245 657328 690312 704280 739494 739620 821660 845136 862743 862890 985992 986160 1035468 1056420 1150324 1150520 1232490 1294335 1380624 1408560 1437905 1478988 1479240 1643320 1725486 1725780 1848735 1971984 2070936 2112840 2300648 2301040 2464980 2588229 2588670 2875810 2957976 2958480 3286640 3445103 3450972 3451560 3697470 4141872 4225680 4313715 4601296 4929960 5176458 5177340 5751620 5915952 6890206 6901944 6903120 7394940 8627430 9859920 10335309 10352916 10354680 11503240 12941145 13780412 13803888 14789880 17225515 17254860 20670618 20705832 20709360 23006480 24115721 25882290 27560824 29579760 31005927 34451030 34509720 41341236 41411664 48231442 51676545 51764580 55121648 62011854 68902060 69019440 72347163 82682472 96462884 103353090 103529160 120578605 124023708 137804120 144694326 155029635 165364944 168810047 192925768 206706180 207058320 217041489 241157210 248047416 275608240 289388652 310059270 337620094 361735815 385851536 413412360 434082978 482314420 496094832 506430141 578777304 620118540 675240188 723471630 826824720 844050235 868165956 964628840 1012860282 1085207445 1157554608 1240237080 1350480376 1446943260 1519290423 1688100470 1736331912 1929257680 2025720564 2170414890 2480474160 2532150705 2700960752 2893886520 3038580846 3376200940 3472663824 4051441128 4340829780 5064301410 5787773040 6077161692 6752401880 7596452115 8102882256 8681659560 10128602820 12154323384 13504803760 15192904230 17363319120 20257205640 24308646768 30385808460 40514411280 60771616920 121543233840
• Sum of all divisors σ(n): 475714708560
• Sum of proper divisors (its aliquot sum) s(n): 354171474720
• 121543233840 is an abundant number, because the sum of its proper divisors (354171474720) is greater than itself. Its abundance is 232628240880

Bases of 121543233840

• Binary: 1110001001100100010101001000100110000₂
• Hexadecimal: 0x1C4C8A9130
• Base-36: 1JU3PBG0

Squares and roots of 121543233840

• 121543233840 squared (121543233840²) is 14772757692284921145600
• 121543233840 cubed (121543233840³) is 1795528742655044934705621487104000
• The square root of 121543233840 is 348630.5119177035
• The cube root of 121543233840 is 4953.4782727879

Scales and comparisons

• 121,543,233,840 seconds is equal to 3,864 years, 36 weeks, 2 days, 9 hours, 24 minutes.
• To count from 1 to 121,543,233,840 would take you about seven thousand, seven hundred twenty-nine 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 121543233840 cubic inches would be around 412.8 feet tall.

Recreational maths with 121543233840

• 121543233840 backwards is 048332345121
• 121543233840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121543233840's digits is 36
• More coming soon!