72540470464

Names of 72540470464

• Cardinal: 72540470464 can be written as Seventy-two billion, five hundred forty million, four hundred seventy thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 7.2540470464 × 10¹⁰

Factors of 72540470464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 16604

Divisors of 72540470464

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 64 77 88 112 154 176 224 308 352 448 616 704 941 1232 1882 2464 3764 4928 6587 7528 10351 13174 15056 15643 20702 26348 30112 31286 41404 52696 60224 62572 72457 82808 105392 109501 125144 144914 165616 172073 210784 219002 250288 289828 331232 344146 421568 438004 500576 579656 662464 688292 876008 1001152 1159312 1204511 1376584 1752016 2318624 2409022 2753168 3504032 4637248 4818044 5506336 7008064 9636088 11012672 14720063 19272176 29440126 38544352 58880252 77088704 103040441 117760504 161920693 206080882 235521008 323841386 412161764 471042016 647682772 824323528 942084032 1133444851 1295365544 1648647056 2266889702 2590731088 3297294112 4533779404 5181462176 6594588224 9067558808 10362924352 18135117616 36270235232 72540470464
• Sum of all divisors σ(n): 179669212416
• Sum of proper divisors (its aliquot sum) s(n): 107128741952
• 72540470464 is an abundant number, because the sum of its proper divisors (107128741952) is greater than itself. Its abundance is 34588271488

Bases of 72540470464

• Binary: 1000011100011101111111011110011000000₂
• Hexadecimal: 0x10E3BFBCC0
• Base-36: XBOQ18G

Squares and roots of 72540470464

• 72540470464 squared (72540470464²) is 5262119855138456375296
• 72540470464 cubed (72540470464³) is 381716649929699153322711987257344
• The square root of 72540470464 is 269333.3816369593
• The cube root of 72540470464 is 4170.5511880797

Scales and comparisons

• 72,540,470,464 seconds is equal to 2,306 years, 29 weeks, 1 day, 18 hours, 41 minutes, 4 seconds.
• To count from 1 to 72,540,470,464 would take you about four thousand, six hundred thirteen 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 72540470464 cubic inches would be around 347.5 feet tall.

Recreational maths with 72540470464

• 72540470464 backwards is 46407404527
• The number of decimal digits it has is: 11
• The sum of 72540470464's digits is 43
• More coming soon!