138737685268

Names of 138737685268

• Cardinal: 138737685268 can be written as One hundred thirty-eight billion, seven hundred thirty-seven million, six hundred eighty-five thousand, two hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38737685268 × 10¹¹

Factors of 138737685268

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 226

Divisors of 138737685268

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 7 13 14 26 28 47 49 52 91 94 98 157 182 188 196 314 329 364 611 628 637 658 1099 1222 1274 1316 2041 2198 2209 2303 2444 2548 4082 4277 4396 4418 4606 7379 7693 8164 8554 8836 9212 14287 14758 15386 15463 17108 24649 28574 28717 29516 29939 30772 30926 49298 51653 57148 57434 59878 61852 95927 98596 100009 103306 108241 114868 119756 172543 191854 200018 201019 206612 216482 320437 345086 346813 361571 383708 400036 402038 432964 640874 671489 690172 693626 723142 804076 1158503 1207801 1281748 1342978 1387252 1407133 1446284 2243059 2317006 2415602 2427691 2685956 2814266 4486118 4508569 4634012 4700423 4831204 4855382 5628532 8109521 8972236 9017138 9400846 9710764 15060539 15701413 16219042 16993837 18034276 18801692 30121078 31402826 31559983 32438084 33987674 54449641 56766647 60242156 62805652 63119966 67975348 105423773 108899282 113533294 126239932 210847546 217798564 220919881 227066588 381147487 421695092 441839762 707845333 737966411 762294974 883679524 1415690666 1475932822 1524589948 2668032409 2831381332 2951865644 4954917331 5336064818 9909834662 10672129636 19819669324 34684421317 69368842634 138737685268
• Sum of all divisors σ(n): 312756782814
• Sum of proper divisors (its aliquot sum) s(n): 174019097546
• 138737685268 is an abundant number, because the sum of its proper divisors (174019097546) is greater than itself. Its abundance is 35281412278

Bases of 138737685268

• Binary: 10000001001101011010010001001100010100₂
• Hexadecimal: 0x204D691314
• Base-36: 1RQGU32S

Squares and roots of 138737685268

• 138737685268 squared (138737685268²) is 19248145313522624231824
• 138737685268 cubed (138737685268³) is 2670443126500231025072228381568832
• The square root of 138737685268 is 372475.0800630829
• The cube root of 138737685268 is 5176.8408616439

Scales and comparisons

• 138,737,685,268 seconds is equal to 4,411 years, 22 weeks, 2 days, 5 hours, 54 minutes, 28 seconds.
• To count from 1 to 138,737,685,268 would take you about eight thousand, eight hundred twenty-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 138737685268 cubic inches would be around 431.4 feet tall.

Recreational maths with 138737685268

• 138737685268 backwards is 862586737831
• The number of decimal digits it has is: 12
• The sum of 138737685268's digits is 64
• More coming soon!