121039491825

Names of 121039491825

• Cardinal: 121039491825 can be written as One hundred twenty-one billion, thirty-nine million, four hundred ninety-one thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.21039491825 × 10¹¹

Factors of 121039491825

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2488

Divisors of 121039491825

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 9 15 21 25 35 45 63 71 75 105 175 213 225 315 355 497 525 601 639 1065 1491 1575 1775 1801 1803 2485 3005 3195 4207 4473 5325 5403 5409 7455 9005 9015 12425 12607 12621 15025 15975 16209 21035 22365 27015 27045 37275 37821 37863 42671 45025 45075 63035 63105 81045 105175 111825 113463 127871 128013 135075 135225 189105 189315 213355 298697 315175 315525 383613 384039 405225 567315 639355 640065 895097 896091 945525 946575 1066775 1082401 1150839 1493485 1918065 1920195 2685291 2688273 2836575 3196775 3200325 3247203 4475485 4480455 5412005 5754195 7467425 7576807 8055873 9590325 9600975 9741609 13426455 13441365 16236015 22377425 22402275 22730421 27060025 28770975 37884035 40279365 48708045 67132275 67206825 68191263 76850471 81180075 113652105 189420175 201396825 230551413 243540225 340956315 384252355 537953297 568260525 691654239 1152757065 1613859891 1704781575 1921261775 2689766485 3458271195 4841579673 5763785325 8069299455 13448832425 17291355975 24207898365 40346497275 121039491825
• Sum of all divisors σ(n): 251813382912
• Sum of proper divisors (its aliquot sum) s(n): 130773891087
• 121039491825 is an abundant number, because the sum of its proper divisors (130773891087) is greater than itself. Its abundance is 9734399262

Bases of 121039491825

• Binary: 1110000101110100001000001001011110001₂
• Hexadecimal: 0x1C2E8412F1
• Base-36: 1JLRSDM9

Squares and roots of 121039491825

• 121039491825 squared (121039491825²) is 14650558581254241830625
• 121039491825 cubed (121039491825³) is 1773296165627406402304507722140625
• The square root of 121039491825 is 347907.3034947671
• The cube root of 121039491825 is 4946.6254839459

Scales and comparisons

• 121,039,491,825 seconds is equal to 3,848 years, 35 weeks, 3 days, 1 hour, 3 minutes, 45 seconds.
• To count from 1 to 121,039,491,825 would take you about seven thousand, six hundred ninety-seven 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 121039491825 cubic inches would be around 412.2 feet tall.

Recreational maths with 121039491825

• 121039491825 backwards is 528194930121
• 121039491825 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121039491825's digits is 45
• More coming soon!