121308165220

Names of 121308165220

• Cardinal: 121308165220 can be written as One hundred twenty-one billion, three hundred eight million, one hundred sixty-five thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.2130816522 × 10¹¹

Factors of 121308165220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 252

Divisors of 121308165220

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 10 11 20 22 29 31 37 44 55 58 62 74 110 116 121 124 137 145 148 155 185 220 242 274 290 310 319 341 370 407 484 548 580 605 620 638 682 685 740 814 899 1073 1147 1210 1276 1331 1364 1370 1507 1595 1628 1705 1798 2035 2146 2294 2420 2662 2740 3014 3190 3410 3509 3596 3751 3973 4070 4247 4292 4477 4495 4588 5069 5324 5365 5735 6028 6380 6655 6820 7018 7502 7535 7946 8140 8494 8954 8990 9889 10138 10730 11470 11803 12617 13310 14036 15004 15070 15892 16577 16988 17545 17908 17980 18755 19778 19865 20276 21235 21460 22385 22940 23606 25234 25345 26620 30140 33154 33263 35090 37510 38599 39556 39730 41261 42470 43703 44770 46717 47212 49247 49445 50468 50690 55759 59015 63085 66308 66526 70180 75020 77198 79460 82522 82885 84940 87406 89540 93434 98494 98890 101380 108779 111518 118030 123163 126170 129833 133052 138787 147001 154396 157139 165044 165770 166315 174812 182347 186868 192995 196988 197780 206305 217558 218515 223036 233585 236060 246235 246326 252340 259666 277574 278795 294002 314278 331540 332630 364694 365893 385990 412610 435116 437030 467170 480733 492470 492652 513887 519332 543895 555148 557590 588004 613349 615815 628556 649165 665260 693935 729388 731786 735005 771980 785695 825220 874060 911735 934340 961466 984940 1027774 1087790 1115180 1196569 1226698 1231630 1298330 1354793 1387870 1428163 1463572 1470010 1526657 1571390 1617011 1728529 1823470 1829465 1922932 2055548 2175580 2393138 2403665 2453396 2463260 2569435 2596660 2709586 2775740 2856326 2940020 3053314 3066745 3142780 3234022 3457058 3646940 3658930 4024823 4557031 4786276 4807330 5138870 5288063 5419172 5652757 5712652 5982845 6106628 6133490 6468044 6746839 6773965 6914116 7140815 7317860 7633285 8049646 8085055 8642645 9114062 9614660 10277740 10576126 11305514 11965690 12266980 13493678 13547930 14281630 14902723 15266570 16099292 16170110 17285290 17787121 18228124 19013819 20124115 21152252 22611028 22785155 23931380 26440315 26987356 27095860 28263785 28563260 29805446 30533140 32340220 33734195 34570580 35574242 38027638 40248230 44273053 45570310 50127341 52880630 56527570 59610892 67468390 71148484 74513615 76055276 80496460 88546106 88935605 91140620 95069095 100254682 105761260 113055140 134936780 149027230 163929953 177092212 177871210 190138190 195658331 200509364 209152009 221365265 250636705 298054460 327859906 355742420 380276380 391316662 418304018 442730530 501273410 551400751 655719812 782633324 819649765 836608036 885461060 978291655 1002546820 1045760045 1102801502 1639299530 1956583310 2091520090 2205603004 2757003755 3278599060 3913166620 4183040180 5514007510 6065408261 11028015020 12130816522 24261633044 30327041305 60654082610 121308165220
• Sum of all divisors σ(n): 309545349120
• Sum of proper divisors (its aliquot sum) s(n): 188237183900
• 121308165220 is an abundant number, because the sum of its proper divisors (188237183900) is greater than itself. Its abundance is 66929018680

Bases of 121308165220

• Binary: 1110000111110100001111011010001100100₂
• Hexadecimal: 0x1C3E87B464
• Base-36: 1JQ7QZC4

Squares and roots of 121308165220

• 121308165220 squared (121308165220²) is 14715670949042817648400
• 121308165220 cubed (121308165220³) is 1785131042809640324146439068648000
• The square root of 121308165220 is 348293.2173040411
• The cube root of 121308165220 is 4950.2828151169

Scales and comparisons

• 121,308,165,220 seconds is equal to 3,857 years, 11 weeks, 4 days, 16 hours, 33 minutes, 40 seconds.
• To count from 1 to 121,308,165,220 would take you about seven thousand, seven hundred fourteen 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 121308165220 cubic inches would be around 412.5 feet tall.

Recreational maths with 121308165220

• 121308165220 backwards is 022561803121
• 121308165220 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121308165220's digits is 31
• More coming soon!