18900475745022400

Names of 18900475745022400

• Cardinal: 18900475745022400 can be written as Eighteen quadrillion, nine hundred trillion, four hundred seventy-five billion, seven hundred forty-five million, twenty-two thousand, four hundred.

Scientific notation

• Scientific notation: 1.89004757450224 × 10¹⁶

Factors of 18900475745022400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 925

Divisors of 18900475745022400

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 160 167 200 320 334 400 668 751 800 835 1336 1502 1600 1670 2672 3004 3340 3755 4175 5344 6008 6680 7510 8350 10688 12016 13360 15020 16700 18775 24032 26720 27889 30040 33400 37550 48064 53440 55778 60080 66800 75100 111556 120160 125417 133600 139445 150200 223112 240320 250834 267200 278890 300400 446224 501668 557780 564001 600800 627085 697225 892448 1003336 1115560 1128002 1201600 1254170 1394450 1784896 2006672 2231120 2256004 2508340 2788900 2820005 3135425 4013344 4462240 4512008 5016680 5577800 5640010 6270850 8026688 8924480 9024016 10033360 11155600 11280020 12541700 14100025 18048032 20066720 20944639 22311200 22560040 25083400 28200050 36096064 40133440 41889278 44622400 45120080 50166800 56400100 83778556 90240160 94188167 100333600 104723195 112800200 167557112 180480320 188376334 200667200 209446390 225600400 335114224 376752668 418892780 423564751 451200800 470940835 523615975 670228448 753505336 837785560 847129502 902401600 941881670 1047231950 1340456896 1507010672 1675571120 1694259004 1883763340 2094463900 2117823755 2354704175 3014021344 3351142240 3388518008 3767526680 4188927800 4235647510 4709408350 6028042688 6702284480 6777036016 7535053360 8377855600 8471295020 9418816700 10589118775 13554072032 15070106720 15729423889 16755711200 16942590040 18837633400 21178237550 27108144064 30140213440 31458847778 33511422400 33885180080 37675266800 42356475100 62917695556 67770360160 70735313417 75350533600 78647119445 84712950200 125835391112 135540720320 141470626834 150701067200 157294238890 169425900400 251670782224 282941253668 314588477780 338851800800 353676567085 393235597225 503341564448 565882507336 629176955560 677703601600 707353134170 786471194450 1006683128896 1131765014672 1258353911120 1414706268340 1572942388900 1768382835425 2263530029344 2516707822240 2829412536680 3145884777800 3536765670850 4527060058688 5033415644480 5658825073360 6291769555600 7073531341700 11317650146720 11812797340639 12583539111200 14147062683400 22635300293440 23625594681278 25167078222400 28294125366800 47251189362556 56588250733600 59063986703195 94502378725112 113176501467200 118127973406390 189004757450224 236255946812780 295319933515975 378009514900448 472511893625560 590639867031950 756019029800896 945023787251120 1181279734063900 1890047574502240 2362559468127800 3780095149004480 4725118936255600 9450237872511200 18900475745022400
• Sum of all divisors σ(n): 46849518480807136
• Sum of proper divisors (its aliquot sum) s(n): 27949042735784736
• 18900475745022400 is an abundant number, because the sum of its proper divisors (27949042735784736) is greater than itself. Its abundance is 9048566990762336

Bases of 18900475745022400

• Binary: 1000011001001011110000111101110110111100011000111000000₂
• Hexadecimal: 0x4325E1EEDE31C0
• Base-36: 563NQOURHZ4

Squares and roots of 18900475745022400

• 18900475745022400 squared (18900475745022400²) is 357227983388180046338376501760000
• 18900475745022400 cubed (18900475745022400³) is 6751778835471561792339356367230809444839424000000
• The square root of 18900475745022400 is 137479001.1057048669
• The cube root of 18900475745022400 is 266373.4355088381

Scales and comparisons

• 18,900,475,745,022,400 seconds is equal to 600,976,665 years, 35 weeks, 3 days, 3 hours, 6 minutes, 40 seconds.
• To count from 1 to 18,900,475,745,022,400 would take you about one billion, eight hundred two million, nine hundred twenty-nine thousand, nine hundred ninety-seven 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 18900475745022400 cubic inches would be around 22197.8 feet tall.

Recreational maths with 18900475745022400

• 18900475745022400 backwards is 00422054757400981
• The number of decimal digits it has is: 17
• The sum of 18900475745022400's digits is 58
• More coming soon!