168520180914520

Names of 168520180914520

• Cardinal: 168520180914520 can be written as One hundred sixty-eight trillion, five hundred twenty billion, one hundred eighty million, nine hundred fourteen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.6852018091452 × 10¹⁴

Factors of 168520180914520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1612152

Divisors of 168520180914520

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 40 821 1642 3191 3284 4105 6382 6568 8210 12764 15955 16420 25528 31910 32840 63820 127640 1608133 2619811 3216266 5239622 6432532 8040665 10479244 12865064 13099055 16081330 20958488 26198110 32162660 52396220 64325320 104792440 1320277193 2640554386 5131552403 5281108772 6601385965 10263104806 10562217544 13202771930 20526209612 25657762015 26405543860 41052419224 51315524030 52811087720 102631048060 205262096120 4213004522863 8426009045726 16852018091452 21065022614315 33704036182904 42130045228630 84260090457260 168520180914520
• Sum of all divisors σ(n): 379751452597440
• Sum of proper divisors (its aliquot sum) s(n): 211231271682920
• 168520180914520 is an abundant number, because the sum of its proper divisors (211231271682920) is greater than itself. Its abundance is 42711090768400

Bases of 168520180914520

• Binary: 100110010100010010101001100001010101100101011000₂
• Hexadecimal: 0x9944A9855958
• Base-36: 1NQH3ONK2G

Squares and roots of 168520180914520

• 168520180914520 squared (168520180914520²) is 28399051375462550863546830400
• 168520180914520 cubed (168520180914520³) is 4785813275593697118672079313168319337408000
• The square root of 168520180914520 is 12981532.3022561555
• The cube root of 168520180914520 is 55235.3748382977

Scales and comparisons

• 168,520,180,914,520 seconds is equal to 5,358,420 years, 25 weeks, 1 day, 21 hours, 8 minutes, 40 seconds.
• To count from 1 to 168,520,180,914,520 would take you about thirteen million, three hundred ninety-six thousand and fifty-one 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 168520180914520 cubic inches would be around 4602.9 feet tall.

Recreational maths with 168520180914520

• 168520180914520 backwards is 025419081025861
• The number of decimal digits it has is: 15
• The sum of 168520180914520's digits is 52
• More coming soon!