2138170801788

Names of 2138170801788

• Cardinal: 2138170801788 can be written as Two trillion, one hundred thirty-eight billion, one hundred seventy million, eight hundred one thousand, seven hundred eighty-eight.

Scientific notation

• Scientific notation: 2.138170801788 × 10¹²

Factors of 2138170801788

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 13171

Divisors of 2138170801788

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 294 343 441 588 686 882 1029 1372 1764 2058 3087 4116 6174 12348 13159 26318 39477 52636 78954 92113 118431 157908 184226 236862 276339 368452 473724 552678 644791 829017 1105356 1289582 1658034 1934373 2579164 3316068 3868746 4513537 5803119 7737492 9027074 11606238 13540611 18054148 23212476 27081222 40621833 54162444 81243666 162487332 173159281 346318562 519477843 692637124 1038955686 1212114967 1558433529 2077911372 2424229934 3116867058 3636344901 4848459868 6233734116 7272689802 8484804769 10909034703 14545379604 16969609538 21818069406 25454414307 33939219076 43636138812 50908828614 59393633383 76363242921 101817657228 118787266766 152726485842 178180900149 237574533532 305452971684 356361800298 534542700447 712723600596 1069085400894 2138170801788
• Sum of all divisors σ(n): 6303476852400
• Sum of proper divisors (its aliquot sum) s(n): 4165306050612
• 2138170801788 is an abundant number, because the sum of its proper divisors (4165306050612) is greater than itself. Its abundance is 2027135248824

Bases of 2138170801788

• Binary: 11111000111010100111010010011111001111100₂
• Hexadecimal: 0x1F1D4E93E7C
• Base-36: RA9FOTJ0

Squares and roots of 2138170801788

• 2138170801788 squared (2138170801788²) is 4571774377618738783996944
• 2138170801788 cubed (2138170801788³) is 9775234486586893387952077895821735872
• The square root of 2138170801788 is 1462248.5430965559
• The cube root of 2138170801788 is 12882.9147085859

Scales and comparisons

• 2,138,170,801,788 seconds is equal to 67,987 years, 11 weeks, 2 days, 5 hours, 49 minutes, 48 seconds.
• To count from 1 to 2,138,170,801,788 would take you about one hundred sixty-nine thousand, nine hundred sixty-eight 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 2138170801788 cubic inches would be around 1073.6 feet tall.

Recreational maths with 2138170801788

• 2138170801788 backwards is 8871080718312
• The number of decimal digits it has is: 13
• The sum of 2138170801788's digits is 54
• More coming soon!