42489749666

Names of 42489749666

• Cardinal: 42489749666 can be written as Forty-two billion, four hundred eighty-nine million, seven hundred forty-nine thousand, six hundred sixty-six.

Scientific notation

• Scientific notation: 4.2489749666 × 10¹⁰

Factors of 42489749666

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3320

Divisors of 42489749666

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 13 14 19 26 31 38 62 91 127 133 182 217 247 254 266 403 434 494 589 806 889 1178 1651 1729 1778 2413 2821 3121 3302 3458 3937 4123 4826 5642 6242 7657 7874 8246 11557 15314 16891 21847 23114 27559 31369 33782 40573 43694 51181 53599 55118 59299 62738 74803 81146 96751 102362 107198 118598 149606 193502 219583 284011 358267 396367 415093 439166 523621 568022 677257 716534 770887 792734 830186 972439 1047242 1257763 1354514 1541774 1838269 1944878 2515526 2774569 3676538 5152771 5396209 5549138 6807073 7530973 8804341 10305542 10792418 12287377 12867883 13614146 15061946 17608682 23897497 24574754 25735766 36069397 47794994 52716811 72138794 86011639 97902649 105433622 159735901 167282479 172023278 195805298 233460163 319471802 334564958 466920326 685318543 1118151307 1370637086 1634221141 2236302614 3034982119 3268442282 6069964238 21244874833 42489749666
• Sum of all divisors σ(n): 85933424640
• Sum of proper divisors (its aliquot sum) s(n): 43443674974
• 42489749666 is an abundant number, because the sum of its proper divisors (43443674974) is greater than itself. Its abundance is 953925308

Bases of 42489749666

• Binary: 100111100100100101100010000010100010₂
• Hexadecimal: 0x9E49620A2
• Base-36: JIPASO2

Squares and roots of 42489749666

• 42489749666 squared (42489749666²) is 1805378826679347111556
• 42489749666 cubed (42489749666³) is 76710094397902260822334615740296
• The square root of 42489749666 is 206130.4190700635
• The cube root of 42489749666 is 3489.4854419365

Scales and comparisons

• 42,489,749,666 seconds is equal to 1,351 years, 2 weeks, 1 day, 12 hours, 14 minutes, 26 seconds.
• To count from 1 to 42,489,749,666 would take you about two thousand, seven hundred two 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 42489749666 cubic inches would be around 290.8 feet tall.

Recreational maths with 42489749666

• 42489749666 backwards is 66694798424
• The number of decimal digits it has is: 11
• The sum of 42489749666's digits is 65
• More coming soon!