72105790752

Names of 72105790752

• Cardinal: 72105790752 can be written as Seventy-two billion, one hundred five million, seven hundred ninety thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 7.2105790752 × 10¹⁰

Factors of 72105790752

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15828

Divisors of 72105790752

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 15823 31646 47469 63292 94938 126584 142407 189876 253168 284814 379752 506336 569628 759504 1139256 1519008 2278512 4557024 250367329 500734658 751101987 1001469316 1502203974 2002938632 2253305961 3004407948 4005877264 4506611922 6008815896 8011754528 9013223844 12017631792 18026447688 24035263584 36052895376 72105790752
• Sum of all divisors σ(n): 205063802307
• Sum of proper divisors (its aliquot sum) s(n): 132958011555
• 72105790752 is an abundant number, because the sum of its proper divisors (132958011555) is greater than itself. Its abundance is 60852220803

Bases of 72105790752

• Binary: 1000011001001110101110000110100100000₂
• Hexadecimal: 0x10C9D70D20
• Base-36: X4HXC80

Squares and roots of 72105790752

• 72105790752 squared (72105790752²) is 5199245059971208725504
• 72105790752 cubed (72105790752³) is 374895676362653667505708029739008
• The square root of 72105790752 is 268525.2143691539
• The cube root of 72105790752 is 4162.2041826191

Scales and comparisons

• 72,105,790,752 seconds is equal to 2,292 years, 38 weeks, 3 days, 18 hours, 19 minutes, 12 seconds.
• To count from 1 to 72,105,790,752 would take you about four thousand, five hundred eighty-five 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 72105790752 cubic inches would be around 346.9 feet tall.

Recreational maths with 72105790752

• 72105790752 backwards is 25709750127
• The number of decimal digits it has is: 11
• The sum of 72105790752's digits is 45
• More coming soon!