72136886628

Names of 72136886628

• Cardinal: 72136886628 can be written as Seventy-two billion, one hundred thirty-six million, eight hundred eighty-six thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 7.2136886628 × 10¹⁰

Factors of 72136886628

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 48394

Divisors of 72136886628

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 83 166 249 332 498 996 1549 3098 4647 6196 9294 18588 46757 93514 128567 140271 187028 257134 280542 385701 514268 561084 771402 1542804 3880831 7761662 11642493 15523324 23284986 46569972 72426593 144853186 217279779 289706372 434559558 869119116 6011407219 12022814438 18034221657 24045628876 36068443314 72136886628
• Sum of all divisors σ(n): 170460964800
• Sum of proper divisors (its aliquot sum) s(n): 98324078172
• 72136886628 is an abundant number, because the sum of its proper divisors (98324078172) is greater than itself. Its abundance is 26187191544

Bases of 72136886628

• Binary: 1000011001011101100011000100101100100₂
• Hexadecimal: 0x10CBB18964
• Base-36: X50FTYC

Squares and roots of 72136886628

• 72136886628 squared (72136886628²) is 5203730412380925210384
• 72136886628 cubed (72136886628³) is 375380910800598489451217656345152
• The square root of 72136886628 is 268583.1093497877
• The cube root of 72136886628 is 4162.8024183637

Scales and comparisons

• 72,136,886,628 seconds is equal to 2,293 years, 37 weeks, 6 days, 16 hours, 3 minutes, 48 seconds.
• To count from 1 to 72,136,886,628 would take you about four thousand, five hundred eighty-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 72136886628 cubic inches would be around 346.9 feet tall.

Recreational maths with 72136886628

• 72136886628 backwards is 82668863127
• The number of decimal digits it has is: 11
• The sum of 72136886628's digits is 57
• More coming soon!