72739645952

Names of 72739645952

• Cardinal: 72739645952 can be written as Seventy-two billion, seven hundred thirty-nine million, six hundred forty-five thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 7.2739645952 × 10¹⁰

Factors of 72739645952

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4582924

Divisors of 72739645952

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 124 128 248 256 496 512 992 1984 3968 7936 15872 4582891 9165782 18331564 36663128 73326256 142069621 146652512 284139242 293305024 568278484 586610048 1136556968 1173220096 2273113936 2346440192 4546227872 9092455744 18184911488 36369822976 72739645952
• Sum of all divisors σ(n): 150025552512
• Sum of proper divisors (its aliquot sum) s(n): 77285906560
• 72739645952 is an abundant number, because the sum of its proper divisors (77285906560) is greater than itself. Its abundance is 4546260608

Bases of 72739645952

• Binary: 1000011101111100111101110101000000000₂
• Hexadecimal: 0x10EF9EEA00
• Base-36: XEZB20W

Squares and roots of 72739645952

• 72739645952 squared (72739645952²) is 5291056093222309986304
• 72739645952 cubed (72739645952³) is 384869546933163135231346929041408
• The square root of 72739645952 is 269702.8845822749
• The cube root of 72739645952 is 4174.3647487849

Scales and comparisons

• 72,739,645,952 seconds is equal to 2,312 years, 46 weeks, 4 days, 1 hour, 12 minutes, 32 seconds.
• To count from 1 to 72,739,645,952 would take you about four thousand, six hundred twenty-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 72739645952 cubic inches would be around 347.9 feet tall.

Recreational maths with 72739645952

• 72739645952 backwards is 25954693727
• The number of decimal digits it has is: 11
• The sum of 72739645952's digits is 59
• More coming soon!