397899633815342825984

Names of 397899633815342825984

• Cardinal: 397899633815342825984 can be written as Three hundred ninety-seven quintillion, eight hundred ninety-nine quadrillion, six hundred thirty-three trillion, eight hundred fifteen billion, three hundred forty-two million, eight hundred twenty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 3.97899633815342825984 × 10²⁰

Factors of 397899633815342825984

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 919395

Divisors of 397899633815342825984

• Number of divisors d(n): 30
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 512 919393 1838786 3677572 7355144 14710288 29420576 58841152 117682304 235364608 470729216 845283488449 1690566976898 3381133953796 6762267907592 13524535815184 27049071630368 54098143260736 108196286521472 216392573042944 432785146085888
• Sum of all divisors σ(n): 397900065756145963485
• Sum of proper divisors (its aliquot sum) s(n): 431940803137501
• 397899633815342825984 is a deficient number, because the sum of its proper divisors (431940803137501) is less than itself. Its deficiency is 397899201874539688483

Bases of 397899633815342825984

• Binary: 101011001000111110111011110001100101011011101100001000100001000000000₂
• Hexadecimal: 0x1591F778CADD844200
• Base-36: 2BZ1Z4DIEPV668

Squares and roots of 397899633815342825984

• 397899633815342825984 squared (397899633815342825984²) is 158324118590383912121216851627575305568256
• 397899633815342825984 cubed (397899633815342825984³) is 62997108811250670235046006212430126536382398393842178042363904
• The square root of 397899633815342825984 is 19947421733.5309483847
• 397899633815342825984 is a perfect cube number. Its cube root is 7355144

Scales and comparisons

• 397,899,633,815,342,825,984 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 397,899,633,815,342,825,984 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 397899633815342825984 cubic inches would be around 612928.7 feet tall.

Recreational maths with 397899633815342825984

• 397899633815342825984 backwards is 489528243518336998793
• The number of decimal digits it has is: 21
• The sum of 397899633815342825984's digits is 116
• More coming soon!