12201128940

Names of 12201128940

• Cardinal: 12201128940 can be written as Twelve billion, two hundred one million, one hundred twenty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.220112894 × 10¹⁰

Factors of 12201128940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3927

Divisors of 12201128940

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 13 14 15 20 21 22 26 28 30 33 35 39 42 44 52 53 55 60 65 66 70 77 78 84 91 105 106 110 130 132 140 143 154 156 159 165 182 195 210 212 220 231 260 265 273 286 308 318 330 364 371 385 390 420 429 455 462 530 546 572 583 636 660 689 715 742 770 780 795 858 910 924 1001 1060 1092 1113 1155 1166 1365 1378 1430 1484 1540 1590 1716 1749 1820 1855 2002 2067 2145 2226 2310 2332 2730 2756 2860 2915 3003 3180 3445 3498 3710 3833 4004 4081 4134 4290 4452 4620 4823 5005 5460 5565 5830 6006 6890 6996 7420 7579 7666 8162 8268 8580 8745 9646 10010 10335 11130 11499 11660 12012 12243 13780 14469 15015 15158 15332 16324 17490 19165 19292 20020 20405 20670 22260 22737 22998 24115 24486 26831 28938 30030 30316 34980 37895 38330 40810 41340 42163 45474 45996 48230 48972 49829 53053 53662 57495 57876 60060 61215 72345 75790 76660 80493 81620 84326 90948 96460 99658 106106 107324 113685 114990 122430 126489 134155 144690 149487 151580 159159 160986 168652 199316 203149 210815 212212 227370 229980 244860 249145 252978 265265 268310 289380 295141 298974 318318 321972 348803 402465 406298 421630 454740 498290 505956 530530 536620 548119 590282 597948 609447 632445 636636 697606 747435 795795 804930 812596 843260 885423 996580 1015745 1046409 1061060 1096238 1180564 1218894 1264890 1395212 1422043 1475705 1494870 1591590 1609860 1644357 1744015 1770846 2031490 2092818 2192476 2234639 2437788 2529780 2640937 2740595 2844086 2951410 2989740 3047235 3183180 3288714 3488030 3541692 3836833 4062980 4185636 4266129 4427115 4469278 5232045 5281874 5481190 5688172 5902820 6094470 6577428 6703917 6976060 7110215 7673666 7922811 8221785 8532258 8854230 8938556 10464090 10563748 10962380 11173195 11510499 12188940 13204685 13407834 14220430 15347332 15642473 15845622 16443570 17064516 17708460 18486559 19184165 20928180 21330645 22346390 23020998 26409370 26815668 28440860 29050307 31284946 31691244 32887140 33519585 36973118 38368330 39614055 42661290 44692780 46041996 46927419 52818740 55459677 57552495 58100614 62569892 67039170 73946236 76736660 78212365 79228110 85322580 87150921 92432795 93854838 110919354 115104990 116201228 134078340 145251535 156424730 158456220 174301842 184865590 187709676 203352149 221838708 230209980 234637095 277298385 290503070 312849460 348603684 369731180 406704298 435754605 469274190 554596770 581006140 610056447 813408596 871509210 938548380 1016760745 1109193540 1220112894 1743018420 2033521490 2440225788 3050282235 4067042980 6100564470 12201128940
• Sum of all divisors σ(n): 46747072512
• Sum of proper divisors (its aliquot sum) s(n): 34545943572
• 12201128940 is an abundant number, because the sum of its proper divisors (34545943572) is greater than itself. Its abundance is 22344814632

Bases of 12201128940

• Binary: 1011010111001111100111001111101100₂
• Hexadecimal: 0x2D73E73EC
• Base-36: 5LS8JCC

Squares and roots of 12201128940

• 12201128940 squared (12201128940²) is 148867547410505523600
• 12201128940 cubed (12201128940³) is 1816352140937141004025812984000
• The square root of 12201128940 is 110458.7205249091
• The cube root of 12201128940 is 2302.1485241717

Scales and comparisons

• 12,201,128,940 seconds is equal to 387 years, 49 weeks, 5 days, 18 hours, 29 minutes.
• To count from 1 to 12,201,128,940 would take you about seven hundred seventy-five 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 12201128940 cubic inches would be around 191.8 feet tall.

Recreational maths with 12201128940

• 12201128940 backwards is 04982110221
• 12201128940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12201128940's digits is 30
• More coming soon!