72738133020

Names of 72738133020

• Cardinal: 72738133020 can be written as Seventy-two billion, seven hundred thirty-eight million, one hundred thirty-three thousand and twenty.

Scientific notation

• Scientific notation: 7.273813302 × 10¹⁰

Factors of 72738133020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 595255

Divisors of 72738133020

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 97 105 126 140 180 194 210 252 291 315 388 420 485 582 630 679 873 970 1164 1260 1358 1455 1746 1940 2037 2716 2910 3395 3492 4074 4365 5820 6111 6790 8148 8730 10185 12222 13580 17460 20370 24444 30555 40740 61110 122220 595141 1190282 1785423 2380564 2975705 3570846 4165987 5356269 5951410 7141692 8331974 8927115 10712538 11902820 12497961 16663948 17854230 20829935 21425076 24995922 26781345 35708460 37493883 41659870 49991844 53562690 57728677 62489805 74987766 83319740 107125380 115457354 124979610 149975532 173186031 187469415 230914708 249959220 288643385 346372062 374938830 404100739 519558093 577286770 692744124 749877660 808201478 865930155 1039116186 1154573540 1212302217 1616402956 1731860310 2020503695 2078232372 2424604434 2597790465 3463720620 3636906651 4041007390 4849208868 5195580930 6061511085 7273813302 8082014780 10391161860 12123022170 14547626604 18184533255 24246044340 36369066510 72738133020
• Sum of all divisors σ(n): 254758865088
• Sum of proper divisors (its aliquot sum) s(n): 182020732068
• 72738133020 is an abundant number, because the sum of its proper divisors (182020732068) is greater than itself. Its abundance is 109282599048

Bases of 72738133020

• Binary: 1000011101111100001111101010000011100₂
• Hexadecimal: 0x10EF87D41C
• Base-36: XEYEMN0

Squares and roots of 72738133020

• 72738133020 squared (72738133020²) is 5290835995235214320400
• 72738133020 cubed (72738133020³) is 384845532408423105425464099608000
• The square root of 72738133020 is 269700.0797552719
• The cube root of 72738133020 is 4174.3358073289

Scales and comparisons

• 72,738,133,020 seconds is equal to 2,312 years, 44 weeks, 12 hours, 57 minutes.
• To count from 1 to 72,738,133,020 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 72738133020 cubic inches would be around 347.9 feet tall.

Recreational maths with 72738133020

• 72738133020 backwards is 02033183727
• 72738133020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72738133020's digits is 36
• More coming soon!