138888821042638848

Names of 138888821042638848

• Cardinal: 138888821042638848 can be written as One hundred thirty-eight quadrillion, eight hundred eighty-eight trillion, eight hundred twenty-one billion, forty-two million, six hundred thirty-eight thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 1.38888821042638848 × 10¹⁷

Factors of 138888821042638848

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 10794

Divisors of 138888821042638848

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 512 576 768 864 1024 1152 1536 1728 2048 2304 3072 3456 4096 4608 6144 6912 9216 10789 12288 13824 18432 21578 27648 32367 36864 43156 55296 64734 86312 97101 110592 129468 172624 194202 258936 291303 345248 388404 517872 582606 690496 776808 1035744 1165212 1380992 1553616 2071488 2330424 2761984 3107232 4142976 4660848 5523968 6214464 8285952 9321696 11047936 12428928 16571904 18643392 22095872 24857856 33143808 37286784 44191744 49715712 66287616 74573568 99431424 116402521 132575232 149147136 198862848 232805042 298294272 349207563 397725696 465610084 596588544 698415126 931220168 1047622689 1193177088 1396830252 1862440336 2095245378 2793660504 3142868067 3724880672 4190490756 5587321008 6285736134 7449761344 8380981512 11174642016 12571472268 14899522688 16761963024 22349284032 25142944536 29799045376 33523926048 44698568064 50285889072 59598090752 67047852096 89397136128 100571778144 119196181504 134095704192 178794272256 201143556288 238392363008 268191408384 357588544512 402287112576 476784726016 536382816768 715177089024 804574225152 1072765633536 1430354178048 1609148450304 2145531267072 3218296900608 4291062534144 6436593801216 12873187602432
• Sum of all divisors σ(n): 138914089512252456
• Sum of proper divisors (its aliquot sum) s(n): 25268469613608
• 138888821042638848 is a deficient number, because the sum of its proper divisors (25268469613608) is less than itself. Its deficiency is 138863552573025240

Bases of 138888821042638848

• Binary: 111101101011011101010010110011001100001001111000000000000₂
• Hexadecimal: 0x1ED6EA59984F000
• Base-36: 11ZJZ7JXP1C0

Squares and roots of 138888821042638848

• 138888821042638848 squared (138888821042638848²) is 19290104610614159656854487358767104
• 138888821042638848 cubed (138888821042638848³) is 2679179887157372559042360658074917732752776014856192
• The square root of 138888821042638848 is 372677905.2246575671
• 138888821042638848 is a perfect cube number. Its cube root is 517872

Scales and comparisons

• 138,888,821,042,638,848 seconds is equal to 4,416,234,897 years, 42 weeks, 6 days, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 138,888,821,042,638,848 would take you about thirteen billion, two hundred forty-eight million, seven hundred four thousand, six hundred ninety-three 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 138888821042638848 cubic inches would be around 43156 feet tall.

Recreational maths with 138888821042638848

• 138888821042638848 backwards is 848836240128888831
• The number of decimal digits it has is: 18
• The sum of 138888821042638848's digits is 90
• More coming soon!