18808666016046380

Names of 18808666016046380

• Cardinal: 18808666016046380 can be written as Eighteen quadrillion, eight hundred eight trillion, six hundred sixty-six billion, sixteen million, forty-six thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.880866601604638 × 10¹⁶

Factors of 18808666016046380

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1981

Divisors of 18808666016046380

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 983 991 1966 1982 3932 3964 4915 4955 9830 9910 19660 19820 966289 974153 982081 1932578 1948306 1964162 3865156 3896612 3928324 4831445 4870765 4910405 9662890 9741530 9820810 19325780 19483060 19641620 957592399 965385623 973242271 1915184798 1930771246 1946484542 3830369596 3861542492 3892969084 4787961995 4826928115 4866211355 9575923990 9653856230 9732422710 19151847980 19307712460 19464845420 948974067409 956697152393 1897948134818 1913394304786 3795896269636 3826788609572 4744870337045 4783485761965 9489740674090 9566971523930 18979481348180 19133943047860 940433300802319 1880866601604638 3761733203209276 4702166504011595 9404333008023190 18808666016046380
• Sum of all divisors σ(n): 39578358589010304
• Sum of proper divisors (its aliquot sum) s(n): 20769692572963924
• 18808666016046380 is an abundant number, because the sum of its proper divisors (20769692572963924) is greater than itself. Its abundance is 1961026556917544

Bases of 18808666016046380

• Binary: 1000010110100100110000111010000100101011101110100101100₂
• Hexadecimal: 0x42D261D095DD2C
• Base-36: 55745VSL6P8

Squares and roots of 18808666016046380

• 18808666016046380 squared (18808666016046380²) is 353765917303178004115646311104400
• 18808666016046380 cubed (18808666016046380³) is 6653864986415758158053186301375975383979422072000
• The square root of 18808666016046380 is 137144690.0760156299
• The cube root of 18808666016046380 is 265941.4291304907

Scales and comparisons

• 18,808,666,016,046,380 seconds is equal to 598,057,400 years, 14 weeks, 6 days, 5 hours, 46 minutes, 20 seconds.
• To count from 1 to 18,808,666,016,046,380 would take you about one billion, seven hundred ninety-four million, one hundred seventy-two thousand, two hundred 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 18808666016046380 cubic inches would be around 22161.8 feet tall.

Recreational maths with 18808666016046380

• 18808666016046380 backwards is 08364061066680881
• The number of decimal digits it has is: 17
• The sum of 18808666016046380's digits is 71
• More coming soon!