3989449249947

Names of 3989449249947

• Cardinal: 3989449249947 can be written as Three trillion, nine hundred eighty-nine billion, four hundred forty-nine million, two hundred forty-nine thousand, nine hundred forty-seven.

Scientific notation

• Scientific notation: 3.989449249947 × 10¹²

Factors of 3989449249947

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13010

Divisors of 3989449249947

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 17 21 51 63 113 119 153 339 357 791 1017 1071 1921 2373 3529 5763 7119 9341 10587 13447 17289 24703 28023 31761 40341 59993 65387 74109 84069 121023 158797 179979 196161 222327 398777 419951 476391 539937 588483 1055533 1111579 1196331 1259853 1429173 2791439 3166599 3334737 3588993 3779559 6779209 7388731 8374317 9499797 10004211 17944061 20337627 22166193 25122951 32964389 47454463 53832183 61012881 66498579 98893167 125608427 142363389 161496549 230750723 296679501 376825281 427090167 560394613 692252169 1130475843 1681183839 2076756507 3724975957 3922762291 5043551517 11174927871 11768286873 26074831699 33524783613 35304860619 63324591269 78224495097 189973773807 234673485291 443272138883 569921321421 1329816416649 3989449249947
• Sum of all divisors σ(n): 7037611102080
• Sum of proper divisors (its aliquot sum) s(n): 3048161852133
• 3989449249947 is a deficient number, because the sum of its proper divisors (3048161852133) is less than itself. Its deficiency is 941287397814

Bases of 3989449249947

• Binary: 111010000011011101101101001001010010011011₂
• Hexadecimal: 0x3A0DDB4949B
• Base-36: 1EWQ72U8R

Squares and roots of 3989449249947

• 3989449249947 squared (3989449249947²) is 15915705317902680879502809
• 3989449249947 cubed (3989449249947³) is 63494898642884329425872979651329601123
• The square root of 3989449249947 is 1997360.5708401775
• The cube root of 3989449249947 is 15860.0413372497

Scales and comparisons

• 3,989,449,249,947 seconds is equal to 126,852 years, 7 weeks, 4 days, 3 hours, 12 minutes, 27 seconds.
• To count from 1 to 3,989,449,249,947 would take you about three hundred seventeen thousand, one hundred thirty 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 3989449249947 cubic inches would be around 1321.7 feet tall.

Recreational maths with 3989449249947

• 3989449249947 backwards is 7499429449893
• The number of decimal digits it has is: 13
• The sum of 3989449249947's digits is 81
• More coming soon!