121494493820

Names of 121494493820

• Cardinal: 121494493820 can be written as One hundred twenty-one billion, four hundred ninety-four million, four hundred ninety-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.2149449382 × 10¹¹

Factors of 121494493820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 528289

Divisors of 121494493820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 31 35 53 62 70 106 124 140 155 212 217 265 310 371 434 530 620 742 868 1060 1085 1484 1643 1855 2170 3286 3710 4340 6572 7420 8215 11501 16430 23002 32860 46004 57505 115010 230020 528191 1056382 2112764 2640955 3697337 5281910 7394674 10563820 14789348 16373921 18486685 27994123 32747842 36973370 55988246 65495684 73946740 81869605 111976492 114617447 139970615 163739210 195958861 229234894 279941230 327478420 391917722 458469788 559882460 573087235 783835444 867817813 979794305 1146174470 1735635626 1959588610 2292348940 3471271252 3919177220 4339089065 6074724691 8678178130 12149449382 17356356260 24298898764 30373623455 60747246910 121494493820
• Sum of all divisors σ(n): 306672500736
• Sum of proper divisors (its aliquot sum) s(n): 185178006916
• 121494493820 is an abundant number, because the sum of its proper divisors (185178006916) is greater than itself. Its abundance is 63683513096

Bases of 121494493820

• Binary: 1110001001001101000101101101001111100₂
• Hexadecimal: 0x1C49A2DA7C
• Base-36: 1JTAONEK

Squares and roots of 121494493820

• 121494493820 squared (121494493820²) is 14760912028578018192400
• 121494493820 cubed (121494493820³) is 1793369535233635694664389370968000
• The square root of 121494493820 is 348560.6027938327
• The cube root of 121494493820 is 4952.8160532579

Scales and comparisons

• 121,494,493,820 seconds is equal to 3,863 years, 7 weeks, 5 days, 6 hours, 30 minutes, 20 seconds.
• To count from 1 to 121,494,493,820 would take you about seven thousand, seven hundred twenty-six 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 121494493820 cubic inches would be around 412.7 feet tall.

Recreational maths with 121494493820

• 121494493820 backwards is 028394494121
• The number of decimal digits it has is: 12
• The sum of 121494493820's digits is 47
• More coming soon!