18198544500000

Names of 18198544500000

• Cardinal: 18198544500000 can be written as Eighteen trillion, one hundred ninety-eight billion, five hundred forty-four million, five hundred thousand.

Scientific notation

• Scientific notation: 1.81985445 × 10¹³

Factors of 18198544500000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2021

Divisors of 18198544500000

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 125 144 150 160 180 200 225 240 250 288 300 360 375 400 450 480 500 600 625 720 750 800 900 1000 1125 1200 1250 1440 1500 1800 1875 2000 2011 2250 2400 2500 3000 3125 3600 3750 4000 4022 4500 5000 5625 6000 6033 6250 7200 7500 8044 9000 9375 10000 10055 11250 12000 12066 12500 15000 15625 16088 18000 18099 18750 20000 20110 22500 24132 25000 28125 30000 30165 31250 32176 36000 36198 37500 40220 45000 46875 48264 50000 50275 56250 60000 60330 62500 64352 72396 75000 80440 90000 90495 93750 96528 100000 100550 112500 120660 125000 140625 144792 150000 150825 160880 180000 180990 187500 193056 201100 225000 241320 250000 251375 281250 289584 300000 301650 321760 361980 375000 402200 450000 452475 482640 500000 502750 562500 579168 603300 723960 750000 754125 804400 900000 904950 965280 1005500 1125000 1206600 1256875 1447920 1500000 1508250 1608800 1809900 2011000 2250000 2262375 2413200 2513750 2895840 3016500 3619800 3770625 4022000 4044121 4500000 4524750 4826400 5027500 6033000 6284375 7239600 7541250 8044000 8088242 9049500 10055000 11311875 12066000 12132363 12568750 14479200 15082500 16176484 18099000 18853125 20110000 20220605 22623750 24132000 24264726 25137500 30165000 31421875 32352968 36198000 36397089 37706250 40220000 40441210 45247500 48529452 50275000 56559375 60330000 60661815 62843750 64705936 72396000 72794178 75412500 80882420 90495000 94265625 97058904 100550000 101103025 113118750 120660000 121323630 125687500 129411872 145588356 150825000 161764840 180990000 181985445 188531250 194117808 201100000 202206050 226237500 242647260 251375000 282796875 291176712 301650000 303309075 323529680 361980000 363970890 377062500 388235616 404412100 452475000 485294520 502750000 505515125 565593750 582353424 603300000 606618150 647059360 727941780 754125000 808824200 904950000 909927225 970589040 1005500000 1011030250 1131187500 1164706848 1213236300 1455883560 1508250000 1516545375 1617648400 1809900000 1819854450 1941178080 2022060500 2262375000 2426472600 2527575625 2911767120 3016500000 3033090750 3235296800 3639708900 4044121000 4524750000 4549636125 4852945200 5055151250 5823534240 6066181500 7279417800 7582726875 8088242000 9049500000 9099272250 9705890400 10110302500 12132363000 12637878125 14558835600 15165453750 16176484000 18198544500 20220605000 22748180625 24264726000 25275756250 29117671200 30330907500 36397089000 37913634375 40441210000 45496361250 48529452000 50551512500 60661815000 63189390625 72794178000 75827268750 80882420000 90992722500 101103025000 113740903125 121323630000 126378781250 145588356000 151654537500 181985445000 189568171875 202206050000 227481806250 242647260000 252757562500 303309075000 363970890000 379136343750 404412100000 454963612500 505515125000 568704515625 606618150000 727941780000 758272687500 909927225000 1011030250000 1137409031250 1213236300000 1516545375000 1819854450000 2022060500000 2274818062500 3033090750000 3639708900000 4549636125000 6066181500000 9099272250000 18198544500000
• Sum of all divisors σ(n): 64721494347237
• Sum of proper divisors (its aliquot sum) s(n): 46522949847237
• 18198544500000 is an abundant number, because the sum of its proper divisors (46522949847237) is greater than itself. Its abundance is 28324405347237

Bases of 18198544500000

• Binary: 100001000110100101101110001111100010100100000₂
• Hexadecimal: 0x108D2DC7C520
• Base-36: 6G8ANITK0

Squares and roots of 18198544500000

• 18198544500000 squared (18198544500000²) is 331187021918480250000000000
• 18198544500000 cubed (18198544500000³) is 6027121756205938201996125000000000000000
• The square root of 18198544500000 is 4265975.2108984413
• The cube root of 18198544500000 is 26303.4199218129

Scales and comparisons

• 18,198,544,500,000 seconds is equal to 578,657 years, 22 weeks, 2 hours.
• To count from 1 to 18,198,544,500,000 would take you about one million, four hundred forty-six thousand, six 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 18198544500000 cubic inches would be around 2192 feet tall.

Recreational maths with 18198544500000

• 18198544500000 backwards is 00000544589181
• 18198544500000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18198544500000's digits is 45
• More coming soon!