18081642880000

Names of 18081642880000

• Cardinal: 18081642880000 can be written as Eighteen trillion, eighty-one billion, six hundred forty-two million, eight hundred eighty thousand.

Scientific notation

• Scientific notation: 1.808164288 × 10¹³

Factors of 18081642880000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 55

Divisors of 18081642880000

• Number of divisors d(n): 990
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 41 49 50 56 64 70 80 82 98 100 112 125 128 140 160 164 175 196 200 205 224 245 250 256 280 287 320 328 343 350 392 400 410 448 490 500 512 560 574 625 640 656 686 700 784 800 820 875 896 980 1000 1024 1025 1120 1148 1225 1250 1280 1312 1372 1400 1435 1568 1600 1640 1681 1715 1750 1792 1960 2000 2009 2050 2240 2296 2401 2450 2500 2560 2624 2744 2800 2870 3136 3200 3280 3362 3430 3500 3584 3920 4000 4018 4100 4375 4480 4592 4802 4900 5000 5120 5125 5248 5488 5600 5740 6125 6272 6400 6560 6724 6860 7000 7168 7175 7840 8000 8036 8200 8405 8575 8750 8960 9184 9604 9800 10000 10045 10250 10496 10976 11200 11480 11767 12005 12250 12544 12800 13120 13448 13720 14000 14063 14350 15680 16000 16072 16400 16807 16810 17150 17500 17920 18368 19208 19600 20000 20090 20500 20992 21952 22400 22960 23534 24010 24500 25088 25600 25625 26240 26896 27440 28000 28126 28700 30625 31360 32000 32144 32800 33614 33620 34300 35000 35840 35875 36736 38416 39200 40000 40180 41000 41984 42025 42875 43904 44800 45920 47068 48020 49000 50176 50225 51250 52480 53792 54880 56000 56252 57400 58835 60025 61250 62720 64000 64288 65600 67228 67240 68600 70000 70315 71750 73472 76832 78400 80000 80360 82000 82369 84035 84050 85750 87808 89600 91840 94136 96040 98000 98441 100450 102500 104960 107584 109760 112000 112504 114800 117670 120050 122500 125440 128000 128576 131200 134456 134480 137200 140000 140630 143500 146944 153664 156800 160000 160720 164000 164738 168070 168100 171500 175616 179200 179375 183680 188272 192080 196000 196882 200900 205000 209920 210125 214375 215168 219520 224000 225008 229600 235340 240100 245000 250880 251125 257152 262400 268912 268960 274400 280000 281260 287000 293888 294175 300125 307328 313600 320000 321440 328000 329476 336140 336200 343000 351232 351575 358750 367360 376544 384160 392000 393764 401800 410000 411845 420175 420250 428750 430336 439040 448000 450016 459200 470680 480200 490000 492205 502250 514304 524800 537824 537920 548800 560000 562520 574000 576583 588350 600250 614656 627200 640000 642880 656000 658952 672280 672400 686000 689087 703150 717500 734720 753088 768320 784000 787528 803600 820000 823690 840350 840500 857500 860672 878080 896000 900032 918400 941360 960400 980000 984410 1004500 1028608 1049600 1050625 1075648 1075840 1097600 1120000 1125040 1148000 1153166 1176700 1200500 1229312 1254400 1255625 1285760 1312000 1317904 1344560 1344800 1372000 1378174 1406300 1435000 1469440 1470875 1500625 1506176 1536640 1568000 1575056 1607200 1640000 1647380 1680700 1681000 1715000 1721344 1756160 1757875 1800064 1836800 1882720 1920800 1960000 1968820 2009000 2057216 2059225 2100875 2101250 2151296 2151680 2195200 2240000 2250080 2296000 2306332 2353400 2401000 2458624 2461025 2511250 2571520 2624000 2635808 2689120 2689600 2744000 2756348 2812600 2870000 2882915 2941750 3001250 3012352 3073280 3136000 3150112 3214400 3280000 3294760 3361400 3362000 3430000 3445435 3515750 3600128 3673600 3765440 3841600 3920000 3937640 4018000 4036081 4118450 4201750 4202500 4302592 4303360 4390400 4480000 4500160 4592000 4612664 4706800 4802000 4922050 5022500 5143040 5248000 5271616 5378240 5379200 5488000 5512696 5625200 5740000 5765830 5883500 6002500 6024704 6146560 6272000 6300224 6428800 6560000 6589520 6722800 6724000 6860000 6890870 7031500 7200256 7347200 7354375 7530880 7683200 7840000 7875280 8036000 8072162 8236900 8403500 8405000 8605184 8606720 8780800 8789375 9000320 9184000 9225328 9413600 9604000 9844100 10045000 10286080 10296125 10504375 10543232 10756480 10758400 10976000 11025392 11250400 11480000 11531660 11767000 12005000 12049408 12293120 12305125 12600448 12857600 13120000 13179040 13445600 13448000 13720000 13781740 14063000 14400512 14414575 14708750 15061760 15366400 15680000 15750560 16072000 16144324 16473800 16807000 16810000 17210368 17227175 17578750 18000640 18368000 18450656 18827200 19208000 19688200 20090000 20180405 20592250 21008750 21086464 21512960 21516800 21952000 22050784 22500800 22960000 23063320 23534000 24010000 24610250 25200896 25715200 26240000 26358080 26891200 26896000 27440000 27563480 28126000 28252567 28829150 29417500 30123520 30732800 31360000 31501120 32144000 32288648 32947600 33614000 33620000 34454350 35157500 36001280 36736000 36901312 37654400 38416000 39376400 40180000 40360810 41184500 42017500 42172928 43025920 43033600 43904000 44101568 45001600 45920000 46126640 47068000 48020000 49220500 50401792 51430400 51480625 52716160 53782400 53792000 54880000 55126960 56252000 56505134 57658300 58835000 60247040 61465600 61525625 63002240 64288000 64577296 65895200 67228000 67240000 68908700 70315000 72002560 72072875 73802624 75308800 76832000 78752800 80360000 80721620 82369000 84035000 84345856 86051840 86135875 88203136 90003200 91840000 92253280 94136000 96040000 98441000 100803584 100902025 102961250 105432320 107564800 107584000 109760000 110253920 112504000 113010268 115316600 117670000 123051250 126004480 128576000 129154592 131790400 134456000 134480000 137817400 140630000 141262835 144145750 147605248 150617600 153664000 157505600 160720000 161443240 164738000 168070000 172271750 176406272 180006400 183680000 184506560 188272000 192080000 196882000 201804050 205922500 210864640 215129600 215168000 219520000 220507840 225008000 226020536 230633200 235340000 246102500 252008960 257152000 258309184 263580800 268912000 268960000 275634800 281260000 282525670 288291500 295210496 301235200 307328000 315011200 321440000 322886480 329476000 336140000 344543500 352812544 360012800 360364375 369013120 376544000 384160000 393764000 403608100 411845000 421729280 430259200 430679375 441015680 450016000 452041072 461266400 470680000 492205000 504017920 504510125 516618368 527161600 537824000 537920000 551269600 562520000 565051340 576583000 590420992 630022400 642880000 645772960 658952000 672280000 689087000 705625088 706314175 720728750 738026240 753088000 768320000 787528000 807216200 823690000 861358750 882031360 900032000 904082144 922532800 941360000 984410000 1009020250 1033236736 1054323200 1075648000 1075840000 1102539200 1125040000 1130102680 1153166000 1260044800 1285760000 1291545920 1317904000 1344560000 1378174000 1412628350 1441457500 1476052480 1506176000 1536640000 1575056000 1614432400 1647380000 1722717500 1764062720 1800064000 1808164288 1845065600 1882720000 1968820000 2018040500 2066473472 2108646400 2151296000 2205078400 2250080000 2260205360 2306332000 2520089600 2522550625 2583091840 2635808000 2689120000 2756348000 2825256700 2882915000 2952104960 3150112000 3228864800 3294760000 3445435000 3528125440 3531570875 3616328576 3690131200 3765440000 3937640000 4036081000 4132946944 4410156800 4500160000 4520410720 4612664000 5045101250 5166183680 5271616000 5378240000 5512696000 5650513400 5765830000 6300224000 6457729600 6589520000 6890870000 7063141750 7232657152 7380262400 7530880000 7875280000 8072162000 8820313600 9000320000 9040821440 9225328000 10090202500 10332367360 10543232000 10756480000 11025392000 11301026800 11531660000 12600448000 12915459200 13179040000 13781740000 14126283500 14465314304 14760524800 15750560000 16144324000 17640627200 17657854375 18081642880 18450656000 20180405000 20664734720 22050784000 22602053600 23063320000 25830918400 26358080000 27563480000 28252567000 28930628608 31501120000 32288648000 35315708750 36163285760 36901312000 40360810000 44101568000 45204107200 46126640000 51661836800 52716160000 55126960000 56505134000 63002240000 64577296000 70631417500 72326571520 73802624000 80721620000 88203136000 90408214400 92253280000 103323673600 110253920000 113010268000 129154592000 141262835000 144653143040 161443240000 180816428800 184506560000 220507840000 226020536000 258309184000 282525670000 322886480000 361632857600 369013120000 441015680000 452041072000 516618368000 565051340000 645772960000 723265715200 904082144000 1130102680000 1291545920000 1808164288000 2260205360000 2583091840000 3616328576000 4520410720000 9040821440000 18081642880000
• Sum of all divisors σ(n): 54011650932888
• Sum of proper divisors (its aliquot sum) s(n): 35930008052888
• 18081642880000 is an abundant number, because the sum of its proper divisors (35930008052888) is greater than itself. Its abundance is 17848365172888

Bases of 18081642880000

• Binary: 100000111000111110101111001101001110000000000₂
• Hexadecimal: 0x1071F5E69C00
• Base-36: 6EQLBBE9S

Squares and roots of 18081642880000

• 18081642880000 squared (18081642880000²) is 326945809239854694400000000
• 18081642880000 cubed (18081642880000³) is 5911717363787656847232335872000000000000
• The square root of 18081642880000 is 4252251.5071430099
• The cube root of 18081642880000 is 26246.9773112099

Scales and comparisons

• 18,081,642,880,000 seconds is equal to 574,940 years, 16 weeks, 2 days, 1 hour, 46 minutes, 40 seconds.
• To count from 1 to 18,081,642,880,000 would take you about one million, four hundred thirty-seven thousand, three hundred fifty 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 18081642880000 cubic inches would be around 2187.2 feet tall.

Recreational maths with 18081642880000

• 18081642880000 backwards is 00008824618081
• The number of decimal digits it has is: 14
• The sum of 18081642880000's digits is 46
• More coming soon!