940242454921

Names of 940242454921

• Cardinal: 940242454921 can be written as Nine hundred forty billion, two hundred forty-two million, four hundred fifty-four thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 9.40242454921 × 10¹¹

Factors of 940242454921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 275

Divisors of 940242454921

• Number of divisors d(n): 63
• Complete list of divisors:
  1 7 11 49 77 121 257 343 539 847 1799 2401 2827 3773 5929 12593 16807 19789 26411 31097 41503 66049 88151 117649 138523 184877 217679 290521 462343 617057 726539 969661 1294139 1523753 2033647 3236401 4319399 5085773 6787627 7991929 10666271 14235529 22654807 30235793 35600411 47513389 55943503 74663897 158583649 249202877 332593723 391604521 522647279 1110085543 1744420139 2741231647 3658530953 7770598801 12210940973 19188621529 85476586811 134320350703 940242454921
• Sum of all divisors σ(n): 1210446286567
• Sum of proper divisors (its aliquot sum) s(n): 270203831646
• 940242454921 is a deficient number, because the sum of its proper divisors (270203831646) is less than itself. Its deficiency is 670038623275

Bases of 940242454921

• Binary: 1101101011101010110100010100100110001001₂
• Hexadecimal: 0xDAEAD14989
• Base-36: BZXW2XE1

Squares and roots of 940242454921

• 940242454921 squared (940242454921²) is 884055874035868717116241
• 940242454921 cubed (940242454921³) is 831226865290815546590241329559471961
• 940242454921 is a perfect square number. Its square root is 969661
• The cube root of 940242454921 is 9796.7032327427

Scales and comparisons

• 940,242,454,921 seconds is equal to 29,896 years, 41 weeks, 4 days, 19 hours, 42 minutes, 1 second.
• To count from 1 to 940,242,454,921 would take you about fifty-nine thousand, seven hundred ninety-three 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 940242454921 cubic inches would be around 816.4 feet tall.

Recreational maths with 940242454921

• 940242454921 backwards is 129454242049
• The number of decimal digits it has is: 12
• The sum of 940242454921's digits is 46
• More coming soon!