72642836553

Names of 72642836553

• Cardinal: 72642836553 can be written as Seventy-two billion, six hundred forty-two million, eight hundred thirty-six thousand, five hundred fifty-three.

Scientific notation

• Scientific notation: 7.2642836553 × 10¹⁰

Factors of 72642836553

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 619

Divisors of 72642836553

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 19 21 57 61 71 127 133 183 213 331 381 399 427 497 889 993 1159 1281 1349 1491 2317 2413 2667 3477 4047 4331 6289 6951 7239 7747 8113 9017 9443 12993 16891 18867 20191 23241 23501 24339 27051 28329 30317 42037 44023 50673 54229 60573 63119 70503 82289 90951 126111 132069 141337 147193 162687 164507 171323 189357 246867 294259 383629 424011 441579 446519 493521 513969 550037 576023 798703 882777 1030351 1150887 1199261 1339557 1433561 1650111 1728069 2396109 2564257 2685403 2984627 3091053 3125633 3597783 3850259 4300683 5590921 7692771 8056209 8953881 9376899 10034927 10450703 11550777 16772763 17949799 20892389 27237659 30104781 31352109 48720883 53849397 56707913 62677167 73154921 81712977 146162649 170123739 182062247 190663613 219464763 341046181 396955391 546186741 571990839 1023138543 1190866173 1274435729 3459182693 3823307187 10377548079 24214278851 72642836553
• Sum of all divisors σ(n): 121409372160
• Sum of proper divisors (its aliquot sum) s(n): 48766535607
• 72642836553 is a deficient number, because the sum of its proper divisors (48766535607) is less than itself. Its deficiency is 23876300946

Bases of 72642836553

• Binary: 1000011101001110110011011100001001001₂
• Hexadecimal: 0x10E9D9B849
• Base-36: XDDO3EX

Squares and roots of 72642836553

• 72642836553 squared (72642836553²) is 5276981702465872921809
• 72642836553 cubed (72642836553³) is 383334919305400083719439736084377
• The square root of 72642836553 is 269523.3506637227
• The cube root of 72642836553 is 4172.5120353601

Scales and comparisons

• 72,642,836,553 seconds is equal to 2,309 years, 42 weeks, 3 days, 13 hours, 42 minutes, 33 seconds.
• To count from 1 to 72,642,836,553 would take you about four thousand, six hundred nineteen 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 72642836553 cubic inches would be around 347.7 feet tall.

Recreational maths with 72642836553

• 72642836553 backwards is 35563824627
• The number of decimal digits it has is: 11
• The sum of 72642836553's digits is 51
• More coming soon!