18842456555139

Names of 18842456555139

• Cardinal: 18842456555139 can be written as Eighteen trillion, eight hundred forty-two billion, four hundred fifty-six million, five hundred fifty-five thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 1.8842456555139 × 10¹³

Factors of 18842456555139

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 25004

Divisors of 18842456555139

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 21 43 129 301 829 903 1093 2487 3279 5803 7651 17409 22953 23029 35647 46999 69087 106941 140997 161203 249529 328993 483609 748587 906097 986979 990247 2718291 2970741 6342679 6931729 19028037 19091041 20795187 25170697 38962171 57273123 75512091 116886513 133637287 176194879 272735197 400911861 528584637 818205591 820914763 1082339971 2462744289 3247019913 5746403341 7576379797 17239210023 20866507813 22729139391 62599523439 146065554691 438196664073 897259835959 2691779507877 6280818851713 18842456555139
• Sum of all divisors σ(n): 29443674444800
• Sum of proper divisors (its aliquot sum) s(n): 10601217889661
• 18842456555139 is a deficient number, because the sum of its proper divisors (10601217889661) is less than itself. Its deficiency is 8241238665478

Bases of 18842456555139

• Binary: 100010010001100011001111011011111111010000011₂
• Hexadecimal: 0x112319EDFE83
• Base-36: 6OG3S4V43

Squares and roots of 18842456555139

• 18842456555139 squared (18842456555139²) is 355038169032300670947309321
• 18842456555139 cubed (18842456555139³) is 6689791275407222089517516368350725150619
• The square root of 18842456555139 is 4340789.8538329403
• The cube root of 18842456555139 is 26610.0592078627

Scales and comparisons

• 18,842,456,555,139 seconds is equal to 599,131 years, 43 weeks, 2 days, 21 hours, 45 minutes, 39 seconds.
• To count from 1 to 18,842,456,555,139 would take you about one million, four hundred ninety-seven thousand, eight hundred twenty-nine 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 18842456555139 cubic inches would be around 2217.5 feet tall.

Recreational maths with 18842456555139

• 18842456555139 backwards is 93155565424881
• The number of decimal digits it has is: 14
• The sum of 18842456555139's digits is 66
• More coming soon!