4086991216642368

Names of 4086991216642368

• Cardinal: 4086991216642368 can be written as Four quadrillion, eighty-six trillion, nine hundred ninety-one billion, two hundred sixteen million, six hundred forty-two thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 4.086991216642368 × 10¹⁵

Factors of 4086991216642368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 495032850901

Divisors of 4086991216642368

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 43 48 64 86 96 129 172 192 258 344 516 688 1032 1376 2064 2752 4128 8256 495032850853 990065701706 1485098552559 1980131403412 2970197105118 3960262806824 5940394210236 7920525613648 11880788420472 15841051227296 21286412586679 23761576840944 31682102454592 42572825173358 47523153681888 63859237760037 85145650346716 95046307363776 127718475520074 170291300693432 255436951040148 340582601386864 510873902080296 681165202773728 1021747804160592 1362330405547456 2043495608321184 4086991216642368
• Sum of all divisors σ(n): 11064974282288608
• Sum of proper divisors (its aliquot sum) s(n): 6977983065646240
• 4086991216642368 is an abundant number, because the sum of its proper divisors (6977983065646240) is greater than itself. Its abundance is 2890991849003872

Bases of 4086991216642368

• Binary: 1110100001010001100011001011101010110000100101000000₂
• Hexadecimal: 0xE8518CBAB0940
• Base-36: 148PTUFEHXC

Squares and roots of 4086991216642368

• 4086991216642368 squared (4086991216642368²) is 16703497204911863403291612647424
• 4086991216642368 cubed (4086991216642368³) is 68267046363685129875969510247142019660684460032
• The square root of 4086991216642368 is 63929580.1381674021
• The cube root of 4086991216642368 is 159882.6120298295

Scales and comparisons

• 4,086,991,216,642,368 seconds is equal to 129,953,678 years, 41 weeks, 2 days, 12 hours, 12 minutes, 48 seconds.
• To count from 1 to 4,086,991,216,642,368 would take you about three hundred eighty-nine million, eight hundred sixty-one thousand and thirty-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 4086991216642368 cubic inches would be around 13323.6 feet tall.

Recreational maths with 4086991216642368

• 4086991216642368 backwards is 8632466121996804
• The number of decimal digits it has is: 16
• The sum of 4086991216642368's digits is 75
• More coming soon!