138027646785

Names of 138027646785

• Cardinal: 138027646785 can be written as One hundred thirty-eight billion, twenty-seven million, six hundred forty-six thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 1.38027646785 × 10¹¹

Factors of 138027646785

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8404

Divisors of 138027646785

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 15 21 31 35 93 105 155 167 217 465 501 651 835 961 1085 1169 2505 2883 3255 3507 4805 5177 5845 6727 8191 14415 15531 17535 20181 24573 25885 33635 36239 40955 57337 77655 100905 108717 122865 160487 172011 181195 253921 286685 481461 543585 761763 802435 860055 1123409 1269605 1367897 1777447 2407305 3370227 3808815 4103691 5332341 5617045 6839485 7871551 8887235 9575279 16851135 20518455 23614653 26661705 28725837 39357755 42404807 47876395 55100857 118073265 127214421 143629185 165302571 212024035 275504285 296833649 636072105 826512855 890500947 1314549017 1484168245 3943647051 4452504735 6572745085 9201843119 19718235255 27605529357 46009215595 138027646785
• Sum of all divisors σ(n): 262391463936
• Sum of proper divisors (its aliquot sum) s(n): 124363817151
• 138027646785 is a deficient number, because the sum of its proper divisors (124363817151) is less than itself. Its deficiency is 13663829634

Bases of 138027646785

• Binary: 10000000100011000101101011111101000001₂
• Hexadecimal: 0x202316BF41
• Base-36: 1REQ3HVL

Squares and roots of 138027646785

• 138027646785 squared (138027646785²) is 19051631277004720836225
• 138027646785 cubed (138027646785³) is 2629651832580466100359994132786625
• The square root of 138027646785 is 371520.7218783361
• The cube root of 138027646785 is 5167.9943232529

Scales and comparisons

• 138,027,646,785 seconds is equal to 4,388 years, 44 weeks, 2 days, 4 hours, 59 minutes, 45 seconds.
• To count from 1 to 138,027,646,785 would take you about eight thousand, seven hundred seventy-seven 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 138027646785 cubic inches would be around 430.7 feet tall.

Recreational maths with 138027646785

• 138027646785 backwards is 587646720831
• The number of decimal digits it has is: 12
• The sum of 138027646785's digits is 57
• More coming soon!