138165372500

Names of 138165372500

• Cardinal: 138165372500 can be written as One hundred thirty-eight billion, one hundred sixty-five million, three hundred seventy-two thousand, five hundred.

Scientific notation

• Scientific notation: 1.381653725 × 10¹¹

Factors of 138165372500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 608

Divisors of 138165372500

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 10 20 25 31 50 62 100 124 125 131 155 250 262 310 439 500 524 620 625 655 775 878 961 1250 1310 1550 1756 1922 2195 2500 2620 3100 3275 3844 3875 4061 4390 4805 6550 7750 8122 8780 9610 10975 13100 13609 15500 16244 16375 19220 19375 20305 21950 24025 27218 32750 38750 40610 43900 48050 54436 54875 57509 65500 68045 77500 81220 81875 96100 101525 109750 115018 120125 125891 136090 163750 203050 219500 230036 240250 251782 272180 274375 287545 327500 340225 406100 421879 480500 503564 507625 548750 575090 600625 629455 680450 843758 1015250 1097500 1150180 1201250 1258910 1360900 1437725 1687516 1701125 1782779 2030500 2109395 2402500 2517820 2538125 2875450 3147275 3402250 3565558 4218790 5076250 5750900 6294550 6804500 7131116 7188625 8437580 8505625 8913895 10152500 10546975 12589100 14377250 15736375 17011250 17827790 21093950 28754500 31472750 34022500 35655580 35943125 42187900 44569475 52734875 55266149 62945500 71886250 78681875 89138950 105469750 110532298 143772500 157363750 178277900 210939500 221064596 222847375 263674375 276330745 314727500 445694750 527348750 552661490 891389500 1054697500 1105322980 1114236875 1381653725 2228473750 2763307450 4456947500 5526614900 6908268625 13816537250 27633074500 34541343125 69082686250 138165372500
• Sum of all divisors σ(n): 315300696480
• Sum of proper divisors (its aliquot sum) s(n): 177135323980
• 138165372500 is an abundant number, because the sum of its proper divisors (177135323980) is greater than itself. Its abundance is 38969951480

Bases of 138165372500

• Binary: 10000000101011010011000100011001010100₂
• Hexadecimal: 0x202B4C4654
• Base-36: 1RH03FPW

Squares and roots of 138165372500

• 138165372500 squared (138165372500²) is 19089670158063756250000
• 138165372500 cubed (138165372500³) is 2637531388291012761030453125000000
• The square root of 138165372500 is 371706.0296793691
• The cube root of 138165372500 is 5169.7126483487

Scales and comparisons

• 138,165,372,500 seconds is equal to 4,393 years, 12 weeks, 6 hours, 8 minutes, 20 seconds.
• To count from 1 to 138,165,372,500 would take you about eight thousand, seven hundred eighty-six 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 138165372500 cubic inches would be around 430.8 feet tall.

Recreational maths with 138165372500

• 138165372500 backwards is 005273561831
• The number of decimal digits it has is: 12
• The sum of 138165372500's digits is 41
• More coming soon!