3940432831399689

Names of 3940432831399689

• Cardinal: 3940432831399689 can be written as Three quadrillion, nine hundred forty trillion, four hundred thirty-two billion, eight hundred thirty-one million, three hundred ninety-nine thousand, six hundred eighty-nine.

Scientific notation

• Scientific notation: 3.940432831399689 × 10¹⁵

Factors of 3940432831399689

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3225

Divisors of 3940432831399689

• Number of divisors d(n): 63
• Complete list of divisors:
  1 3 9 27 81 243 729 1091 2131 3273 6393 9819 19179 29457 57537 88371 172611 265113 517833 795339 1190281 1553499 2324921 3570843 4541161 6974763 10712529 13623483 20924289 32137587 40870449 62772867 96412761 122611347 188318601 289238283 367834041 564955803 867714849 1103502123 1694867409 2536488811 3310506369 4954406651 7609466433 14863219953 22828399299 44589659859 68485197897 133768979577 205455593691 401306938731 616366781073 1203920816193 1849100343219 3611762448579 5405257656241 16215772968723 48647318906169 145941956718507 437825870155521 1313477610466563 3940432831399689
• Sum of all divisors σ(n): 5916142976138877
• Sum of proper divisors (its aliquot sum) s(n): 1975710144739188
• 3940432831399689 is a deficient number, because the sum of its proper divisors (1975710144739188) is less than itself. Its deficiency is 1964722686660501

Bases of 3940432831399689

• Binary: 1101111111111100110110000011001011010100011100001001₂
• Hexadecimal: 0xDFFCD832D4709
• Base-36: 12SRLUOURK9

Squares and roots of 3940432831399689

• 3940432831399689 squared (3940432831399689²) is 15527010898772569876738869296721
• 3940432831399689 cubed (3940432831399689³) is 61183143519024227403662973472081190977488119769
• 3940432831399689 is a perfect square number. Its square root is 62772867
• The cube root of 3940432831399689 is 157948.1861748123

Scales and comparisons

• 3,940,432,831,399,689 seconds is equal to 125,293,575 years, 24 weeks, 6 days, 12 hours, 48 minutes, 9 seconds.
• To count from 1 to 3,940,432,831,399,689 would take you about three hundred seventy-five million, eight hundred eighty thousand, seven hundred twenty-six 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 3940432831399689 cubic inches would be around 13162.3 feet tall.

Recreational maths with 3940432831399689

• 3940432831399689 backwards is 9869931382340493
• 3940432831399689 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 3940432831399689's digits is 81
• More coming soon!