64637052650820

Names of 64637052650820

• Cardinal: 64637052650820 can be written as Sixty-four trillion, six hundred thirty-seven billion, fifty-two million, six hundred fifty thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 6.463705265082 × 10¹³

Factors of 64637052650820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 27622672096

Divisors of 64637052650820

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 36 39 45 52 60 65 78 90 117 130 156 180 195 234 260 390 468 585 780 1170 2340 27622672073 55245344146 82868016219 110490688292 138113360365 165736032438 248604048657 276226720730 331472064876 359094736949 414340081095 497208097314 552453441460 718189473898 828680162190 994416194628 1077284210847 1243020243285 1436378947796 1657360324380 1795473684745 2154568421694 2486040486570 3231852632541 3590947369490 4309136843388 4972080973140 5386421054235 6463705265082 7181894738980 10772842108470 12927410530164 16159263162705 21545684216940 32318526325410 64637052650820
• Sum of all divisors σ(n): 211147705333656
• Sum of proper divisors (its aliquot sum) s(n): 146510652682836
• 64637052650820 is an abundant number, because the sum of its proper divisors (146510652682836) is greater than itself. Its abundance is 81873600032016

Bases of 64637052650820

• Binary: 1110101100100101111100100100000000010101000100₂
• Hexadecimal: 0x3AC97C900544
• Base-36: MWTUO9OP0

Squares and roots of 64637052650820

• 64637052650820 squared (64637052650820²) is 4177948575384876788846672400
• 64637052650820 cubed (64637052650820³) is 270050282039570692846260895662956131368000
• The square root of 64637052650820 is 8039717.1996793519
• The cube root of 64637052650820 is 40132.2813610615

Scales and comparisons

• 64,637,052,650,820 seconds is equal to 2,055,258 years, 17 weeks, 4 days, 7 hours, 27 minutes.
• To count from 1 to 64,637,052,650,820 would take you about five million, one hundred thirty-eight thousand, one hundred forty-five 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 64637052650820 cubic inches would be around 3344.4 feet tall.

Recreational maths with 64637052650820

• 64637052650820 backwards is 02805625073646
• The number of decimal digits it has is: 14
• The sum of 64637052650820's digits is 54
• More coming soon!