168339115728

Names of 168339115728

• Cardinal: 168339115728 can be written as One hundred sixty-eight billion, three hundred thirty-nine million, one hundred fifteen thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.68339115728 × 10¹¹

Factors of 168339115728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 18555911

Divisors of 168339115728

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 54 56 63 72 81 84 108 112 126 144 162 168 189 216 252 324 336 378 432 504 567 648 756 1008 1134 1296 1512 2268 3024 4536 9072 18555899 37111798 55667697 74223596 111335394 129891293 148447192 167003091 222670788 259782586 296894384 334006182 389673879 445341576 501009273 519565172 668012364 779347758 890683152 1002018546 1039130344 1169021637 1336024728 1503027819 1558695516 2004037092 2078260688 2338043274 2672049456 3006055638 3117391032 3507064911 4008074184 4676086548 6012111276 6234782064 7014129822 8016148368 9352173096 10521194733 12024222552 14028259644 18704346192 21042389466 24048445104 28056519288 42084778932 56113038576 84169557864 168339115728
• Sum of all divisors σ(n): 556825447200
• Sum of proper divisors (its aliquot sum) s(n): 388486331472
• 168339115728 is an abundant number, because the sum of its proper divisors (388486331472) is greater than itself. Its abundance is 220147215744

Bases of 168339115728

• Binary: 10011100110001110010110000111011010000₂
• Hexadecimal: 0x2731CB0ED0
• Base-36: 25C0RH00

Squares and roots of 168339115728

• 168339115728 squared (168339115728²) is 28338057884084976969984
• 168339115728 cubed (168339115728³) is 4770403605655743747536351358308352
• The square root of 168339115728 is 410291.5009209915
• The cube root of 168339115728 is 5521.5585343971

Scales and comparisons

• 168,339,115,728 seconds is equal to 5,352 years, 34 weeks, 3 days, 9 hours, 28 minutes, 48 seconds.
• To count from 1 to 168,339,115,728 would take you about ten thousand, seven hundred five 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 168339115728 cubic inches would be around 460.1 feet tall.

Recreational maths with 168339115728

• 168339115728 backwards is 827511933861
• 168339115728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168339115728's digits is 54
• More coming soon!