1218990690000

Names of 1218990690000

• Cardinal: 1218990690000 can be written as One trillion, two hundred eighteen billion, nine hundred ninety million, six hundred ninety thousand.

Scientific notation

• Scientific notation: 1.21899069 × 10¹²

Factors of 1218990690000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 556

Divisors of 1218990690000

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 125 144 150 180 197 200 225 240 250 300 349 360 375 394 400 450 500 591 600 625 698 720 750 788 900 985 1000 1047 1125 1182 1200 1250 1396 1500 1576 1745 1773 1800 1875 1970 2000 2094 2250 2364 2500 2792 2955 3000 3141 3152 3490 3546 3600 3750 3940 4188 4500 4728 4925 5000 5235 5584 5625 5910 6000 6282 6980 7092 7500 7880 8376 8725 8865 9000 9456 9850 10000 10470 11250 11820 12564 13960 14184 14775 15000 15705 15760 16752 17450 17730 18000 19700 20940 22500 23640 24625 25128 26175 27920 28368 29550 30000 31410 34900 35460 38809 39400 41880 43625 44325 45000 47280 49250 50256 52350 59100 62820 68753 69800 70920 73875 77618 78525 78800 83760 87250 88650 90000 98500 104700 116427 118200 123125 125640 130875 137506 139600 141840 147750 155236 157050 174500 177300 194045 197000 206259 209400 218125 221625 232854 236400 246250 251280 261750 275012 295500 310472 314100 343765 349000 349281 354600 369375 388090 392625 394000 412518 418800 436250 443250 465708 492500 523500 550024 582135 591000 618777 620944 628200 654375 687530 698000 698562 709200 738750 776180 785250 825036 872500 886500 931416 970225 985000 1031295 1047000 1100048 1108125 1164270 1182000 1237554 1256400 1308750 1375060 1397124 1477500 1552360 1570500 1650072 1718825 1745000 1746405 1773000 1862832 1940450 1963125 1970000 2062590 2094000 2216250 2328540 2475108 2617500 2750120 2794248 2910675 2955000 3093885 3104720 3141000 3300144 3437650 3490000 3492810 3546000 3880900 3926250 4125180 4432500 4657080 4851125 4950216 5156475 5235000 5500240 5588496 5821350 5910000 6187770 6282000 6875300 6985620 7761800 7852500 8250360 8594125 8732025 8865000 9314160 9702250 9900432 10312950 10470000 11642700 12375540 13544341 13750600 13971240 14553375 15469425 15523600 15705000 16500720 17188250 17464050 17730000 19404500 20625900 23285400 24255625 24751080 25782375 27088682 27501200 27942480 29106750 30938850 31410000 34376500 34928100 38809000 40633023 41251800 42970625 43660125 46570800 48511250 49502160 51564750 54177364 58213500 61877700 67721705 68753000 69856200 72766875 77347125 77618000 81266046 82503600 85941250 87320250 97022500 103129500 108354728 116427000 121899069 123755400 128911875 135443410 137506000 139712400 145533750 154694250 162532092 171882500 174640500 194045000 203165115 206259000 216709456 218300625 232854000 243798138 247510800 257823750 270886820 291067500 309388500 325064184 338608525 343765000 349281000 386735625 388090000 406330230 412518000 436601250 487596276 515647500 541773640 582135000 609495345 618777000 650128368 677217050 687530000 698562000 773471250 812660460 873202500 975192552 1015825575 1031295000 1083547280 1164270000 1218990690 1237554000 1354434100 1546942500 1625320920 1693042625 1746405000 1950385104 2031651150 2062590000 2437981380 2708868200 3047476725 3093885000 3250641840 3386085250 3492810000 4063302300 4875962760 5079127875 5417736400 6094953450 6187770000 6772170500 8126604600 8465213125 9751925520 10158255750 12189906900 13544341000 15237383625 16253209200 16930426250 20316511500 24379813800 25395639375 27088682000 30474767250 33860852500 40633023000 48759627600 50791278750 60949534500 67721705000 76186918125 81266046000 101582557500 121899069000 135443410000 152373836250 203165115000 243798138000 304747672500 406330230000 609495345000 1218990690000
• Sum of all divisors σ(n): 4297013070350
• Sum of proper divisors (its aliquot sum) s(n): 3078022380350
• 1218990690000 is an abundant number, because the sum of its proper divisors (3078022380350) is greater than itself. Its abundance is 1859031690350

Bases of 1218990690000

• Binary: 10001101111010001100000011100111011010000₂
• Hexadecimal: 0x11BD181CED0
• Base-36: FJZVL040

Squares and roots of 1218990690000

• 1218990690000 squared (1218990690000²) is 1485938302306676100000000
• 1218990690000 cubed (1218990690000³) is 1811344956426243690745509000000000000
• The square root of 1218990690000 is 1104079.1140131217
• The cube root of 1218990690000 is 10682.3498280241

Scales and comparisons

• 1,218,990,690,000 seconds is equal to 38,760 years, 6 weeks, 6 days, 13 hours.
• To count from 1 to 1,218,990,690,000 would take you about ninety-six thousand, nine hundred 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 1218990690000 cubic inches would be around 890.2 feet tall.

Recreational maths with 1218990690000

• 1218990690000 backwards is 0000960998121
• 1218990690000 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1218990690000's digits is 45
• More coming soon!