18071491385250

Names of 18071491385250

• Cardinal: 18071491385250 can be written as Eighteen trillion, seventy-one billion, four hundred ninety-one million, three hundred eighty-five thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.807149138525 × 10¹³

Factors of 18071491385250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10822

Divisors of 18071491385250

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 23 25 27 30 45 46 50 54 69 75 90 115 125 135 138 150 207 225 230 250 270 345 375 414 450 575 621 675 690 750 1035 1125 1150 1242 1350 1725 2070 2250 2875 3105 3375 3450 5175 5750 6210 6750 8625 10350 10789 15525 17250 21578 25875 31050 32367 51750 53945 64734 77625 97101 107890 155250 161835 194202 248147 269725 291303 323670 485505 496294 539450 582606 744441 809175 971010 1240735 1348625 1456515 1488882 1618350 2233323 2427525 2481470 2697250 2913030 3722205 4045875 4466646 4855050 6203675 6699969 7282575 7444410 8091750 11166615 12137625 12407350 13399938 14565150 18611025 22333230 24275250 31018375 33499845 36412875 37222050 55833075 62036750 66999690 72825750 93055125 111666150 116402521 167499225 186110250 232805042 279165375 334998450 349207563 558330750 582012605 698415126 837496125 1047622689 1164025210 1674992250 1746037815 2095245378 2677257983 2910063025 3142868067 3492075630 5238113445 5354515966 5820126050 6285736134 8031773949 8730189075 10476226890 13386289915 14550315125 15714340335 16063547898 17460378150 24095321847 26190567225 26772579830 29100630250 31428680670 40158869745 43650945375 48190643694 52381134450 66931449575 72285965541 78571701675 80317739490 87301890750 120476609235 130952836125 133862899150 144571931082 157143403350 200794348725 240953218470 261905672250 334657247875 361429827705 392858508375 401588697450 602383046175 669314495750 722859655410 785717016750 1003971743625 1204766092350 1807149138525 2007943487250 3011915230875 3614298277050 6023830461750 9035745692625 18071491385250
• Sum of all divisors σ(n): 52302172366080
• Sum of proper divisors (its aliquot sum) s(n): 34230680980830
• 18071491385250 is an abundant number, because the sum of its proper divisors (34230680980830) is greater than itself. Its abundance is 16159189595580

Bases of 18071491385250

• Binary: 100000110111110011000110100110001011110100010₂
• Hexadecimal: 0x106F98D317A2
• Base-36: 6ELXFDMSI

Squares and roots of 18071491385250

• 18071491385250 squared (18071491385250²) is 326578800887164963917562500
• 18071491385250 cubed (18071491385250³) is 5901765986837676702731857809928453125000
• The square root of 18071491385250 is 4251057.6784195719
• The cube root of 18071491385250 is 26242.0644845583

Scales and comparisons

• 18,071,491,385,250 seconds is equal to 574,617 years, 27 weeks, 2 days, 22 hours, 7 minutes, 30 seconds.
• To count from 1 to 18,071,491,385,250 would take you about one million, four hundred thirty-six thousand, five hundred forty-three 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 18071491385250 cubic inches would be around 2186.8 feet tall.

Recreational maths with 18071491385250

• 18071491385250 backwards is 05258319417081
• 18071491385250 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18071491385250's digits is 54
• More coming soon!