121198149666945

Names of 121198149666945

• Cardinal: 121198149666945 can be written as One hundred twenty-one trillion, one hundred ninety-eight billion, one hundred forty-nine million, six hundred sixty-six thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 1.21198149666945 × 10¹⁴

Factors of 121198149666945

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4354

Divisors of 121198149666945

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 13 15 17 27 39 45 51 65 85 117 135 153 195 221 255 351 459 585 663 765 1105 1129 1755 1989 2295 3187 3315 3387 5645 5967 9561 9945 10161 14677 15935 16935 19193 28683 29835 30483 41431 44031 47805 50805 54179 57579 73385 86049 95965 124293 132093 143415 152415 162537 172737 207155 220155 249509 270895 287895 372879 396279 430245 487611 518211 621465 660465 704327 748527 812685 863685 1118637 1247545 1274641 1462833 1864395 1981395 2112981 2245581 2438055 2591055 3521635 3598123 3742635 3823923 5593185 6338943 6373205 6736743 7314165 10564905 10794369 11227905 11471769 16570333 17990615 19016829 19119615 21668897 31694715 32383107 33683715 34415307 46775599 49710999 53971845 57358845 61168091 65006691 82851665 95084145 97149321 108344485 140326797 149132997 161915535 172076535 183504273 195020073 233877995 248554995 281695661 305840455 325033455 420980391 447398991 485746605 550512819 585060219 701633985 745664985 795185183 845086983 917521365 975100365 1262941173 1408478305 1651538457 2104901955 2236994955 2385555549 2535260949 2752564095 2925301095 3975925915 4062280867 4225434915 6314705865 7156666647 7605782847 8257692285 11927777745 12186842601 12676304745 20311404335 21469999941 35783333235 36560527803 38028914235 52809651271 60934213005 69058774739 107349999705 109681583409 158428953813 182802639015 207176324217 264048256355 345293873695 475286861439 548407917045 621528972651 792144769065 897764071607 1035881621085 1425860584317 1864586917953 2376434307195 2693292214821 3107644863255 4488820358035 7129302921585 8079876644463 9322934589765 13466461074105 24239629933389 40399383222315 121198149666945
• Sum of all divisors σ(n): 245981712695040
• Sum of proper divisors (its aliquot sum) s(n): 124783563028095
• 121198149666945 is an abundant number, because the sum of its proper divisors (124783563028095) is greater than itself. Its abundance is 3585413361150

Bases of 121198149666945

• Binary: 11011100011101010100100101010001000100010000001₂
• Hexadecimal: 0x6E3AA4A88881
• Base-36: 16YLNT2GE9

Squares and roots of 121198149666945

• 121198149666945 squared (121198149666945²) is 14688991482691200414425633025
• 121198149666945 cubed (121198149666945³) is 1780278588175688453239902281182374542858625
• The square root of 121198149666945 is 11009003.1186726893
• The cube root of 121198149666945 is 49487.8587597719

Scales and comparisons

• 121,198,149,666,945 seconds is equal to 3,853,726 years, 13 weeks, 6 days, 21 hours, 15 minutes, 45 seconds.
• To count from 1 to 121,198,149,666,945 would take you about nine million, six hundred thirty-four thousand, three hundred fifteen 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 121198149666945 cubic inches would be around 4124 feet tall.

Recreational maths with 121198149666945

• 121198149666945 backwards is 549666941891121
• The number of decimal digits it has is: 15
• The sum of 121198149666945's digits is 72
• More coming soon!