40639806810

Names of 40639806810

• Cardinal: 40639806810 can be written as Forty billion, six hundred thirty-nine million, eight hundred six thousand, eight hundred ten.

Scientific notation

• Scientific notation: 4.063980681 × 10¹⁰

Factors of 40639806810

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1618512

Divisors of 40639806810

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 31 45 54 62 81 90 93 135 155 162 186 270 279 310 405 465 558 810 837 930 1395 1674 2511 2790 4185 5022 8370 12555 25110 1618471 3236942 4855413 8092355 9710826 14566239 16184710 24277065 29132478 43698717 48554130 50172601 72831195 87397434 100345202 131096151 145662390 150517803 218493585 250863005 262192302 301035606 436987170 451553409 501726010 655480755 752589015 903106818 1310961510 1354660227 1505178030 2257767045 2709320454 4063980681 4515534090 6773301135 8127961362 13546602270 20319903405 40639806810
• Sum of all divisors σ(n): 112801024512
• Sum of proper divisors (its aliquot sum) s(n): 72161217702
• 40639806810 is an abundant number, because the sum of its proper divisors (72161217702) is greater than itself. Its abundance is 31521410892

Bases of 40639806810

• Binary: 100101110110010100100011110101011010₂
• Hexadecimal: 0x976523D5A
• Base-36: IO3W3MI

Squares and roots of 40639806810

• 40639806810 squared (40639806810²) is 1651593897554122376100
• 40639806810 cubed (40639806810³) is 67120456925174464883802161241000
• The square root of 40639806810 is 201593.1715361411
• The cube root of 40639806810 is 3438.0897658461

Scales and comparisons

• 40,639,806,810 seconds is equal to 1,292 years, 11 weeks, 3 days, 3 hours, 13 minutes, 30 seconds.
• To count from 1 to 40,639,806,810 would take you about two thousand, five hundred eighty-four 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 40639806810 cubic inches would be around 286.5 feet tall.

Recreational maths with 40639806810

• 40639806810 backwards is 01860893604
• 40639806810 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40639806810's digits is 45
• More coming soon!