18021244500

Names of 18021244500

• Cardinal: 18021244500 can be written as Eighteen billion, twenty-one million, two hundred forty-four thousand, five hundred.

Scientific notation

• Scientific notation: 1.80212445 × 10¹⁰

Factors of 18021244500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1026

Divisors of 18021244500

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 35 36 42 45 49 50 54 60 63 70 75 81 84 90 98 100 105 108 125 126 135 140 147 150 162 175 180 189 196 210 225 243 245 250 252 270 294 300 315 324 350 375 378 405 420 441 450 486 490 500 525 540 567 588 630 675 700 729 735 750 756 810 875 882 900 945 972 980 1009 1050 1125 1134 1215 1225 1260 1323 1350 1458 1470 1500 1575 1620 1701 1750 1764 1890 2018 2025 2100 2205 2250 2268 2430 2450 2625 2646 2700 2835 2916 2940 3027 3150 3375 3402 3500 3645 3675 3780 3969 4036 4050 4410 4500 4725 4860 4900 5045 5103 5250 5292 5670 6054 6075 6125 6300 6615 6750 6804 7063 7290 7350 7875 7938 8100 8505 8820 9081 9450 10090 10125 10206 10500 11025 11340 11907 12108 12150 12250 13230 13500 14126 14175 14580 14700 15135 15750 15876 17010 18162 18225 18375 18900 19845 20180 20250 20412 21189 22050 23625 23814 24300 24500 25225 25515 26460 27243 28252 28350 30270 30375 31500 33075 34020 35315 35721 36324 36450 36750 39690 40500 42378 42525 44100 45405 47250 47628 49441 50450 51030 54486 55125 56700 59535 60540 60750 63567 66150 70630 70875 71442 72900 73500 75675 79380 81729 84756 85050 90810 91125 94500 98882 99225 100900 102060 105945 108972 110250 119070 121500 126125 127134 127575 132300 136215 141260 141750 142884 148323 151350 163458 165375 170100 176575 178605 181620 182250 190701 197764 198450 211890 212625 220500 227025 238140 245187 247205 252250 254268 255150 272430 283500 296646 297675 302700 317835 326916 330750 353150 357210 364500 378375 381402 396900 408645 423780 425250 444969 454050 490374 494410 496125 504500 510300 529725 544860 572103 593292 595350 635670 637875 661500 681075 706300 714420 735561 741615 756750 762804 817290 850500 882875 889938 893025 908100 953505 980748 988820 992250 1059450 1135125 1144206 1190700 1225935 1236025 1271340 1275750 1334907 1362150 1471122 1483230 1488375 1513500 1589175 1634580 1716309 1765750 1779876 1786050 1907010 1984500 2043225 2118900 2224845 2270250 2288412 2451870 2472050 2551500 2648625 2669814 2724300 2860515 2942244 2966460 2976750 3178350 3405375 3432618 3531500 3572100 3677805 3708075 3814020 4004721 4086450 4449690 4465125 4540500 4767525 4903740 4944100 5148927 5297250 5339628 5721030 5953500 6129675 6180125 6356700 6674535 6810750 6865236 7355610 7416150 7945875 8009442 8172900 8581545 8899380 8930250 9535050 10216125 10297854 10594500 11124225 11442060 12014163 12259350 12360250 13349070 13621500 14302575 14711220 14832300 15891750 16018884 17163090 17860500 18389025 18540375 19070100 20023605 20432250 20595708 22248450 23837625 24028326 24518700 24720500 25744635 26698140 28605150 30648375 31783500 33372675 34326180 36042489 36778050 37080750 40047210 40864500 42907725 44496900 47675250 48056652 51489270 55621125 57210300 60070815 61296750 66745350 71512875 72084978 73556100 74161500 80094420 85815450 91945125 95350500 100118025 102978540 111242250 120141630 122593500 128723175 133490700 143025750 144169956 166863375 171630900 180212445 183890250 200236050 214538625 222484500 240283260 257446350 286051500 300354075 333726750 360424890 367780500 400472100 429077250 500590125 514892700 600708150 643615875 667453500 720849780 858154500 901062225 1001180250 1201416300 1287231750 1501770375 1802124450 2002360500 2574463500 3003540750 3604248900 4505311125 6007081500 9010622250 18021244500
• Sum of all divisors σ(n): 68713018920
• Sum of proper divisors (its aliquot sum) s(n): 50691774420
• 18021244500 is an abundant number, because the sum of its proper divisors (50691774420) is greater than itself. Its abundance is 32670529920

Bases of 18021244500

• Binary: 10000110010001001100101111001010100₂
• Hexadecimal: 0x432265E54
• Base-36: 8A1DT90

Squares and roots of 18021244500

• 18021244500 squared (18021244500²) is 324765253328780250000
• 18021244500 cubed (18021244500³) is 5852674035342387772021125000000
• The square root of 18021244500 is 134243.2288795231
• The cube root of 18021244500 is 2621.7720321885

Scales and comparisons

• 18,021,244,500 seconds is equal to 573 years, 1 week, 5 hours, 15 minutes.
• To count from 1 to 18,021,244,500 would take you about one thousand, one hundred forty-six 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 18021244500 cubic inches would be around 218.5 feet tall.

Recreational maths with 18021244500

• 18021244500 backwards is 00544212081
• 18021244500 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18021244500's digits is 27
• More coming soon!