1643601427126880

Names of 1643601427126880

• Cardinal: 1643601427126880 can be written as One quadrillion, six hundred forty-three trillion, six hundred one billion, four hundred twenty-seven million, one hundred twenty-six thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.64360142712688 × 10¹⁵

Factors of 1643601427126880

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 60784076467

Divisors of 1643601427126880

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 169 208 260 338 416 520 676 845 1040 1352 1690 2080 2704 3380 5408 6760 13520 27040 60784076447 121568152894 243136305788 303920382235 486272611576 607840764470 790192993811 972545223152 1215681528940 1580385987622 1945090446304 2431363057880 3160771975244 3950964969055 4862726115760 6321543950488 7901929938110 9725452231520 10272508919543 12643087900976 15803859876220 20545017839086 25286175801952 31607719752440 41090035678172 51362544597715 63215439504880 82180071356344 102725089195430 126430879009760 164360142712688 205450178390860 328720285425376 410900356781720 821800713563440 1643601427126880
• Sum of all divisors σ(n): 4204677704213952
• Sum of proper divisors (its aliquot sum) s(n): 2561076277087072
• 1643601427126880 is an abundant number, because the sum of its proper divisors (2561076277087072) is greater than itself. Its abundance is 917474849960192

Bases of 1643601427126880

• Binary: 101110101101101100011000111001101110101101001100000₂
• Hexadecimal: 0x5D6D8C7375A60
• Base-36: G6LW2L6HCW

Squares and roots of 1643601427126880

• 1643601427126880 squared (1643601427126880²) is 2701425651253516627131618534400
• 1643601427126880 cubed (1643601427126880³) is 4440067055677441153752801329609948348444672000
• The square root of 1643601427126880 is 40541354.5299966513
• The cube root of 1643601427126880 is 118013.6302153893

Scales and comparisons

• 1,643,601,427,126,880 seconds is equal to 52,261,441 years, 20 weeks, 1 day, 19 hours, 41 minutes, 20 seconds.
• To count from 1 to 1,643,601,427,126,880 would take you about one hundred fifty-six million, seven hundred eighty-four thousand, three hundred twenty-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 1643601427126880 cubic inches would be around 9834.5 feet tall.

Recreational maths with 1643601427126880

• 1643601427126880 backwards is 0886217241063461
• The number of decimal digits it has is: 16
• The sum of 1643601427126880's digits is 59
• More coming soon!