420146753481

Names of 420146753481

• Cardinal: 420146753481 can be written as Four hundred twenty billion, one hundred forty-six million, seven hundred fifty-three thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 4.20146753481 × 10¹¹

Factors of 420146753481

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 323

Divisors of 420146753481

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 13 21 39 63 91 117 149 151 273 447 453 819 1043 1057 1341 1359 1937 1963 3129 3171 5811 5889 9387 9513 13559 13741 17433 17667 22499 22801 40677 41223 67497 68403 122031 123669 157493 159607 202491 205209 292487 296413 472479 478821 877461 889239 1417437 1436463 2047409 2074891 2632383 2667717 3397349 3442951 6142227 6224673 10192047 10328853 18426681 18674019 23781443 24100657 30576141 30986559 44165537 44758363 71344329 72301971 132496611 134275089 214032987 216905913 309158759 313308541 397489833 402825267 512999699 927476277 939925623 1538999097 2782428831 2819776869 3590997893 4616997291 6668996087 10772993679 20006988261 32318981037 46682972609 60020964783 140048917827 420146753481
• Sum of all divisors σ(n): 756953433600
• Sum of proper divisors (its aliquot sum) s(n): 336806680119
• 420146753481 is a deficient number, because the sum of its proper divisors (336806680119) is less than itself. Its deficiency is 83340073362

Bases of 420146753481

• Binary: 110000111010010101100101010111111001001₂
• Hexadecimal: 0x61D2B2AFC9
• Base-36: 5D0GJ1S9

Squares and roots of 420146753481

• 420146753481 squared (420146753481²) is 176523294460624185617361
• 420146753481 cubed (420146753481³) is 74165689081401842575963757860783641
• The square root of 420146753481 is 648187.2827208199
• The cube root of 420146753481 is 7489.7445222285

Scales and comparisons

• 420,146,753,481 seconds is equal to 13,359 years, 19 weeks, 15 hours, 31 minutes, 21 seconds.
• To count from 1 to 420,146,753,481 would take you about twenty-six thousand, seven hundred eighteen 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 420146753481 cubic inches would be around 624.1 feet tall.

Recreational maths with 420146753481

• 420146753481 backwards is 184357641024
• The number of decimal digits it has is: 12
• The sum of 420146753481's digits is 45
• More coming soon!