168210397568

Names of 168210397568

• Cardinal: 168210397568 can be written as One hundred sixty-eight billion, two hundred ten million, three hundred ninety-seven thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.68210397568 × 10¹¹

Factors of 168210397568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 153907

Divisors of 168210397568

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 32 64 83 103 128 166 206 332 412 664 824 1328 1648 2656 3296 5312 6592 8549 10624 13184 17098 34196 68392 136784 153719 273568 307438 547136 614876 1094272 1229752 2459504 4919008 9838016 12758677 15833057 19676032 25517354 31666114 51034708 63332228 102069416 126664456 204138832 253328912 408277664 506657824 816555328 1013315648 1314143731 1633110656 2026631296 2628287462 5256574924 10513149848 21026299696 42052599392 84105198784 168210397568
• Sum of all divisors σ(n): 342438969600
• Sum of proper divisors (its aliquot sum) s(n): 174228572032
• 168210397568 is an abundant number, because the sum of its proper divisors (174228572032) is greater than itself. Its abundance is 6018174464

Bases of 168210397568

• Binary: 10011100101010000111101111100110000000₂
• Hexadecimal: 0x272A1EF980
• Base-36: 259W4LFK

Squares and roots of 168210397568

• 168210397568 squared (168210397568²) is 28294737849984620314624
• 168210397568 cubed (168210397568³) is 4759469102828250525808432284434432
• The square root of 168210397568 is 410134.6090834081
• The cube root of 168210397568 is 5520.1508479395

Scales and comparisons

• 168,210,397,568 seconds is equal to 5,348 years, 29 weeks, 4 days, 14 hours, 26 minutes, 8 seconds.
• To count from 1 to 168,210,397,568 would take you about ten thousand, six hundred ninety-seven 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 168210397568 cubic inches would be around 460 feet tall.

Recreational maths with 168210397568

• 168210397568 backwards is 865793012861
• The number of decimal digits it has is: 12
• The sum of 168210397568's digits is 56
• More coming soon!