6440629985631

Names of 6440629985631

• Cardinal: 6440629985631 can be written as Six trillion, four hundred forty billion, six hundred twenty-nine million, nine hundred eighty-five thousand, six hundred thirty-one.

Scientific notation

• Scientific notation: 6.440629985631 × 10¹²

Factors of 6440629985631

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 196729

Divisors of 6440629985631

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 31 93 191 279 573 617 1719 1851 5553 5921 17763 19127 53289 57381 117847 172143 195887 353541 587661 1060623 1762983 3653257 6072497 10959771 18217491 32879313 37414417 54652473 112243251 120862279 336729753 362586837 1087760511 1159846927 3479540781 3746730649 10438622343 11240191947 23084695289 33720575841 69254085867 207762257601 715625553959 2146876661877 6440629985631
• Sum of all divisors σ(n): 9669207195648
• Sum of proper divisors (its aliquot sum) s(n): 3228577210017
• 6440629985631 is a deficient number, because the sum of its proper divisors (3228577210017) is less than itself. Its deficiency is 3212052775614

Bases of 6440629985631

• Binary: 1011101101110010011011101100110000101011111₂
• Hexadecimal: 0x5DB9376615F
• Base-36: 2A6S8SUHR

Squares and roots of 6440629985631

• 6440629985631 squared (6440629985631²) is 41481714611809175266468161
• 6440629985631 cubed (6440629985631³) is 267168374984205771239386792377548994591
• The square root of 6440629985631 is 2537839.6296123599
• The cube root of 6440629985631 is 18605.5615865953

Scales and comparisons

• 6,440,629,985,631 seconds is equal to 204,792 years, 5 weeks, 5 days, 12 hours, 53 minutes, 51 seconds.
• To count from 1 to 6,440,629,985,631 would take you about five hundred eleven thousand, nine hundred eighty 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 6440629985631 cubic inches would be around 1550.5 feet tall.

Recreational maths with 6440629985631

• 6440629985631 backwards is 1365899260446
• The number of decimal digits it has is: 13
• The sum of 6440629985631's digits is 63
• More coming soon!