18434797866920

Names of 18434797866920

• Cardinal: 18434797866920 can be written as Eighteen trillion, four hundred thirty-four billion, seven hundred ninety-seven million, eight hundred sixty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.843479786692 × 10¹³

Factors of 18434797866920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 38138

Divisors of 18434797866920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 40 1409 2818 5636 7045 11272 14090 15193 21529 28180 30386 43058 56360 60772 75965 86116 107645 121544 151930 172232 215290 303860 430580 607720 861160 21406937 30334361 42813874 60668722 85627748 107034685 121337444 151671805 171255496 214069370 242674888 303343610 327090097 428138740 606687220 654180194 856277480 1213374440 1308360388 1635450485 2616720776 3270900970 6541801940 13083603880 460869946673 921739893346 1843479786692 2304349733365 3686959573384 4608699466730 9217398933460 18434797866920
• Sum of all divisors σ(n): 41512393458000
• Sum of proper divisors (its aliquot sum) s(n): 23077595591080
• 18434797866920 is an abundant number, because the sum of its proper divisors (23077595591080) is greater than itself. Its abundance is 4642797724160

Bases of 18434797866920

• Binary: 100001100010000101111100101000000111110101000₂
• Hexadecimal: 0x10C42F940FA8
• Base-36: 6J8TUOE5K

Squares and roots of 18434797866920

• 18434797866920 squared (18434797866920²) is 339841772394198182030286400
• 18434797866920 cubed (18434797866920³) is 6264914380822876787475665601556685888000
• The square root of 18434797866920 is 4293576.3492594375
• The cube root of 18434797866920 is 26416.7544908125

Scales and comparisons

• 18,434,797,866,920 seconds is equal to 586,169 years, 28 weeks, 4 days, 1 hour, 15 minutes, 20 seconds.
• To count from 1 to 18,434,797,866,920 would take you about one million, four hundred sixty-five thousand, four hundred twenty-three 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 18434797866920 cubic inches would be around 2201.4 feet tall.

Recreational maths with 18434797866920

• 18434797866920 backwards is 02966879743481
• The number of decimal digits it has is: 14
• The sum of 18434797866920's digits is 74
• More coming soon!