18821229465072

Names of 18821229465072

• Cardinal: 18821229465072 can be written as Eighteen trillion, eight hundred twenty-one billion, two hundred twenty-nine million, four hundred sixty-five thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8821229465072 × 10¹³

Factors of 18821229465072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 16693672

Divisors of 18821229465072

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 83 166 249 283 332 498 566 664 849 996 1132 1328 1698 1992 2264 3396 3984 4528 6792 13584 23489 46978 70467 93956 140934 187912 281868 375824 563736 1127472 16693301 33386602 50079903 66773204 100159806 133546408 200319612 267092816 400639224 801278448 1385543983 2771087966 4156631949 4724204183 5542175932 8313263898 9448408366 11084351864 14172612549 16626527796 18896816732 22168703728 28345225098 33253055592 37793633464 56690450196 66506111184 75587266928 113380900392 226761800784 392108947189 784217894378 1176326841567 1568435788756 2352653683134 3136871577512 4705307366268 6273743155024 9410614732536 18821229465072
• Sum of all divisors σ(n): 49381191151488
• Sum of proper divisors (its aliquot sum) s(n): 30559961686416
• 18821229465072 is an abundant number, because the sum of its proper divisors (30559961686416) is greater than itself. Its abundance is 11738732221344

Bases of 18821229465072

• Binary: 100010001111000101000101100100100110111110000₂
• Hexadecimal: 0x111E28B24DF0
• Base-36: 6O6CQ2NLC

Squares and roots of 18821229465072

• 18821229465072 squared (18821229465072²) is 354238678576894443267965184
• 18821229465072 cubed (18821229465072³) is 6667207454899615148687333611610240053248
• The square root of 18821229465072 is 4338344.0925164061
• The cube root of 18821229465072 is 26600.0628755897

Scales and comparisons

• 18,821,229,465,072 seconds is equal to 598,456 years, 45 weeks, 4 days, 23 hours, 51 minutes, 12 seconds.
• To count from 1 to 18,821,229,465,072 would take you about one million, four hundred ninety-six thousand, one hundred forty-two 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 18821229465072 cubic inches would be around 2216.7 feet tall.

Recreational maths with 18821229465072

• 18821229465072 backwards is 27056492212881
• The number of decimal digits it has is: 14
• The sum of 18821229465072's digits is 57
• More coming soon!