18728073144000

Names of 18728073144000

• Cardinal: 18728073144000 can be written as Eighteen trillion, seven hundred twenty-eight billion, seventy-three million, one hundred forty-four thousand.

Scientific notation

• Scientific notation: 1.8728073144 × 10¹³

Factors of 18728073144000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2149708

Divisors of 18728073144000

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 32 33 36 40 44 45 48 50 55 60 64 66 72 75 80 88 90 96 99 100 110 120 121 125 132 144 150 160 165 176 180 192 198 200 220 225 240 242 250 264 275 288 300 320 330 352 360 363 375 396 400 440 450 480 484 495 500 528 550 576 600 605 660 704 720 726 750 792 800 825 880 900 960 968 990 1000 1056 1089 1100 1125 1200 1210 1320 1375 1440 1452 1500 1584 1600 1650 1760 1800 1815 1936 1980 2000 2112 2178 2200 2250 2400 2420 2475 2640 2750 2880 2904 3000 3025 3168 3300 3520 3600 3630 3872 3960 4000 4125 4356 4400 4500 4800 4840 4950 5280 5445 5500 5808 6000 6050 6336 6600 7200 7260 7744 7920 8000 8250 8712 8800 9000 9075 9680 9900 10560 10890 11000 11616 12000 12100 12375 13200 14400 14520 15125 15840 16500 17424 17600 18000 18150 19360 19800 21780 22000 23232 24000 24200 24750 26400 27225 29040 30250 31680 33000 34848 36000 36300 38720 39600 43560 44000 45375 48400 49500 52800 54450 58080 60500 66000 69696 72000 72600 79200 87120 88000 90750 96800 99000 108900 116160 121000 132000 136125 145200 158400 174240 181500 193600 198000 217800 242000 264000 272250 290400 348480 363000 396000 435600 484000 544500 580800 726000 792000 871200 968000 1089000 1452000 1742400 2149687 2178000 2904000 4299374 4356000 6449061 8598748 8712000 10748435 12898122 17197496 19347183 21496870 23646557 25796244 32245305 34394992 38694366 42993740 47293114 51592488 53742175 64490610 68789984 70939671 77388732 85987480 94586228 96735915 103184976 107484350 118232785 128981220 137579968 141879342 154777464 161226525 171974960 189172456 193471830 206369952 212819013 214968700 236465570 257962440 260112127 268710875 283758684 309554928 322453050 343949920 354698355 378344912 386943660 412739904 425638026 429937400 472931140 483679575 515924880 520224254 537421750 567517368 591163925 619109856 644906100 687899840 709396710 756689824 773887320 780336381 806132625 851276052 859874800 945862280 967359150 1031849760 1040448508 1064095065 1074843500 1135034736 1182327850 1238219712 1289812200 1300560635 1418793420 1513379648 1547774640 1560672762 1612265250 1702552104 1719749600 1773491775 1891724560 1934718300 2063699520 2080897016 2128190130 2149687000 2270069472 2341009143 2364655700 2418397875 2579624400 2601121270 2837586840 2955819625 3095549280 3121345524 3224530500 3405104208 3439499200 3546983550 3783449120 3869436600 3901681905 4161794032 4256380260 4299374000 4540138944 4682018286 4729311400 4836795750 5159248800 5202242540 5320475325 5675173680 5911639250 6191098560 6242691048 6449061000 6502803175 6810208416 7093967100 7566898240 7738873200 7803363810 8323588064 8512760520 8598748000 8867458875 9364036572 9458622800 9673591500 10318497600 10404485080 10640950650 11350347360 11705045715 11823278500 12485382096 12898122000 13005606350 13620416832 14187934200 15477746400 15606727620 16647176128 17025521040 17197496000 17734917750 18728073144 18917245600 19347183000 19508409525 20808970160 21281901300 22700694720 23410091430 23646557000 24970764192 25796244000 26011212700 26602376625 28375868400 30955492800 31213455240 32514015875 34051042080 35469835500 37456146288 37834491200 38694366000 39016819050 41617940320 42563802600 46820182860 47293114000 49941528384 51592488000 52022425400 53204753250 56751736800 58525228575 62426910480 65028031750 68102084160 70939671000 74912292576 77388732000 78033638100 83235880640 85127605200 93640365720 94586228000 97542047625 104044850800 106409506500 113503473600 117050457150 124853820960 130056063500 141879342000 149824585152 154777464000 156067276200 170255210400 187280731440 189172456000 195084095250 208089701600 212819013000 234100914300 249707641920 260112127000 283758684000 292626142875 312134552400 340510420800 374561462880 390168190500 416179403200 425638026000 468201828600 520224254000 567517368000 585252285750 624269104800 749122925760 780336381000 851276052000 936403657200 1040448508000 1170504571500 1248538209600 1560672762000 1702552104000 1872807314400 2080897016000 2341009143000 3121345524000 3745614628800 4682018286000 6242691048000 9364036572000 18728073144000
• Sum of all divisors σ(n): 73637450656224
• Sum of proper divisors (its aliquot sum) s(n): 54909377512224
• 18728073144000 is an abundant number, because the sum of its proper divisors (54909377512224) is greater than itself. Its abundance is 36181304368224

Bases of 18728073144000

• Binary: 100010000100001111000001001011010011011000000₂
• Hexadecimal: 0x11087825A6C0
• Base-36: 6MZK37E80

Squares and roots of 18728073144000

• 18728073144000 squared (18728073144000²) is 350740723687014044736000000
• 18728073144000 cubed (18728073144000³) is 6568697927789892392771096169984000000000
• The square root of 18728073144000 is 4327594.3830262097
• The cube root of 18728073144000 is 26556.1042961355

Scales and comparisons

• 18,728,073,144,000 seconds is equal to 595,494 years, 41 weeks, 2 days, 20 hours.
• To count from 1 to 18,728,073,144,000 would take you about one million, four hundred eighty-eight thousand, seven hundred thirty-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 18728073144000 cubic inches would be around 2213 feet tall.

Recreational maths with 18728073144000

• 18728073144000 backwards is 00044137082781
• 18728073144000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18728073144000's digits is 45
• More coming soon!