3979894381020

Names of 3979894381020

• Cardinal: 3979894381020 can be written as Three trillion, nine hundred seventy-nine billion, eight hundred ninety-four million, three hundred eighty-one thousand and twenty.

Scientific notation

• Scientific notation: 3.97989438102 × 10¹²

Factors of 3979894381020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1738990

Divisors of 3979894381020

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 12809 25618 38427 51236 64045 76854 115281 128090 153708 192135 230562 256180 384270 461124 576405 768540 1152810 1726171 2305620 3452342 5178513 6904684 8630855 10357026 15535539 17261710 20714052 25892565 31071078 34523420 51785130 62142156 77677695 103570260 155355390 310710780 22110524339 44221048678 66331573017 88442097356 110552621695 132663146034 198994719051 221105243390 265326292068 331657865085 397989438102 442210486780 663315730170 795978876204 994973595255 1326631460340 1989947190510 3979894381020
• Sum of all divisors σ(n): 12073295772720
• Sum of proper divisors (its aliquot sum) s(n): 8093401391700
• 3979894381020 is an abundant number, because the sum of its proper divisors (8093401391700) is greater than itself. Its abundance is 4113507010680

Bases of 3979894381020

• Binary: 111001111010100100001100001101100111011100₂
• Hexadecimal: 0x39EA430D9DC
• Base-36: 1ESC6CU70

Squares and roots of 3979894381020

• 3979894381020 squared (3979894381020²) is 15839559284074568936240400
• 3979894381020 cubed (3979894381020³) is 63039772992521550880021806603917208000
• The square root of 3979894381020 is 1994967.2631449369
• The cube root of 3979894381020 is 15847.3694328039

Scales and comparisons

• 3,979,894,381,020 seconds is equal to 126,548 years, 17 weeks, 1 day, 8 hours, 57 minutes.
• To count from 1 to 3,979,894,381,020 would take you about three hundred sixteen thousand, three hundred seventy 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 3979894381020 cubic inches would be around 1320.6 feet tall.

Recreational maths with 3979894381020

• 3979894381020 backwards is 0201834989793
• The number of decimal digits it has is: 13
• The sum of 3979894381020's digits is 63
• More coming soon!