72138192061944

Names of 72138192061944

• Cardinal: 72138192061944 can be written as Seventy-two trillion, one hundred thirty-eight billion, one hundred ninety-two million, sixty-one thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 7.2138192061944 × 10¹³

Factors of 72138192061944

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 161913

Divisors of 72138192061944

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 509 552 1018 1527 1607 2036 3054 3214 4072 4821 6108 6428 9642 11707 12216 12856 19284 23414 35121 36961 38568 46828 70242 73922 93656 110883 140484 147844 159769 221766 280968 295688 319538 443532 479307 639076 817963 887064 958614 1278152 1635926 1917228 2453889 3271852 3674687 3834456 4907778 6543704 7349374 9815556 11024061 14698748 18813149 19631112 22048122 29397496 37626298 44096244 56439447 75252596 81322421 88192488 112878894 150505192 162644842 225757788 243967263 256748783 325289684 451515576 487934526 513497566 650579368 770246349 975869052 1026995132 1540492698 1870415683 1951738104 2053990264 3080985396 3740831366 5611247049 5905222009 6161970792 7481662732 11222494098 11810444018 14963325464 17715666027 22444988196 23620888036 35431332054 44889976392 47241776072 70862664108 130685130547 141725328216 261370261094 392055391641 522740522188 784110783282 1045481044376 1568221566564 3005758002581 3136443133128 6011516005162 9017274007743 12023032010324 18034548015486 24046064020648 36069096030972 72138192061944
• Sum of all divisors σ(n): 188674821504000
• Sum of proper divisors (its aliquot sum) s(n): 116536629442056
• 72138192061944 is an abundant number, because the sum of its proper divisors (116536629442056) is greater than itself. Its abundance is 44398437380112

Bases of 72138192061944

• Binary: 10000011001101111111011010100000000010111111000₂
• Hexadecimal: 0x419BFB5005F8
• Base-36: PKJTT00ZC

Squares and roots of 72138192061944

• 72138192061944 squared (72138192061944²) is 5203918753965920334333059136
• 72138192061944 cubed (72138192061944³) is 375401290548345865830487381090049127120384
• The square root of 72138192061944 is 8493420.5160196793
• The cube root of 72138192061944 is 41628.2752909899

Scales and comparisons

• 72,138,192,061,944 seconds is equal to 2,293,771 years, 19 weeks, 1 day, 11 hours, 52 minutes, 24 seconds.
• To count from 1 to 72,138,192,061,944 would take you about five million, seven hundred thirty-four thousand, four hundred twenty-eight 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 72138192061944 cubic inches would be around 3469 feet tall.

Recreational maths with 72138192061944

• 72138192061944 backwards is 44916029183127
• The number of decimal digits it has is: 14
• The sum of 72138192061944's digits is 57
• More coming soon!