138101380680

Names of 138101380680

• Cardinal: 138101380680 can be written as One hundred thirty-eight billion, one hundred one million, three hundred eighty thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.3810138068 × 10¹¹

Factors of 138101380680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1640

Divisors of 138101380680

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 151 152 190 228 285 302 367 380 453 456 570 604 734 755 760 906 1093 1101 1140 1208 1468 1510 1812 1835 2186 2202 2265 2280 2869 2936 3020 3279 3624 3670 4372 4404 4530 5465 5505 5738 6040 6558 6973 7340 8607 8744 8808 9060 10930 11010 11476 13116 13946 14345 14680 16395 17214 18120 20767 20919 21860 22020 22952 26232 27892 28690 32790 34428 34865 41534 41838 43035 43720 44040 55417 55784 57380 62301 65580 68856 69730 83068 83676 86070 103835 104595 110834 114760 124602 131160 139460 165043 166136 166251 167352 172140 207670 209190 221668 249204 277085 278920 311505 330086 332502 344280 401131 415340 418380 443336 495129 498408 554170 623010 660172 665004 802262 825215 830680 831255 836760 990258 1052923 1108340 1203393 1246020 1320344 1330008 1604524 1650430 1662510 1980516 2005655 2105846 2216680 2406786 2475645 2492040 3135817 3158769 3209048 3300860 3325020 3961032 4011310 4211692 4813572 4951290 5264615 6016965 6271634 6317538 6601720 6650040 7621489 8022620 8423384 9407451 9627144 9902580 10529230 12033930 12543268 12635076 15242978 15679085 15793845 16045240 18814902 19805160 21058460 22864467 24067860 25086536 25270152 30485956 31358170 31587690 37629804 38107445 42116920 45728934 47037255 48135720 60570781 60971912 62716340 63175380 75259608 76214890 91457868 94074510 114322335 121141562 125432680 126350760 152429780 181712343 182915736 188149020 228644670 242283124 302853905 304859560 363424686 376298040 457289340 484566248 605707810 726849372 908561715 914578680 1150844839 1211415620 1453698744 1817123430 2301689678 2422831240 3452534517 3634246860 4603379356 5754224195 6905069034 7268493720 9206758712 11508448390 13810138068 17262672585 23016896780 27620276136 34525345170 46033793560 69050690340 138101380680
• Sum of all divisors σ(n): 440596684800
• Sum of proper divisors (its aliquot sum) s(n): 302495304120
• 138101380680 is an abundant number, because the sum of its proper divisors (302495304120) is greater than itself. Its abundance is 164393923440

Bases of 138101380680

• Binary: 10000000100111011110111101011001001000₂
• Hexadecimal: 0x20277BD648
• Base-36: 1RFXZVBC

Squares and roots of 138101380680

• 138101380680 squared (138101380680²) is 19071991345722277262400
• 138101380680 cubed (138101380680³) is 2633868337161257701771210650432000
• The square root of 138101380680 is 371619.9411764659
• The cube root of 138101380680 is 5168.9144010459

Scales and comparisons

• 138,101,380,680 seconds is equal to 4,391 years, 10 weeks, 1 day, 14 hours, 38 minutes.
• To count from 1 to 138,101,380,680 would take you about eight thousand, seven hundred eighty-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 138101380680 cubic inches would be around 430.7 feet tall.

Recreational maths with 138101380680

• 138101380680 backwards is 086083101831
• The number of decimal digits it has is: 12
• The sum of 138101380680's digits is 39
• More coming soon!