18123814843750

Names of 18123814843750

• Cardinal: 18123814843750 can be written as Eighteen trillion, one hundred twenty-three billion, eight hundred fourteen million, eight hundred forty-three thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.812381484375 × 10¹³

Factors of 18123814843750

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 535

Divisors of 18123814843750

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 5 7 10 11 14 22 25 35 50 55 61 70 77 110 121 122 125 154 175 242 250 275 305 350 385 427 449 550 605 610 625 671 770 847 854 875 898 1210 1250 1342 1375 1525 1694 1750 1925 2135 2245 2750 3025 3050 3125 3143 3355 3850 4235 4270 4375 4490 4697 4939 6050 6250 6286 6710 6875 7381 7625 8470 8750 9394 9625 9878 10675 11225 13750 14762 15125 15250 15625 15715 16775 19250 21175 21350 21875 22450 23485 24695 27389 30250 31250 31430 33550 34375 34573 36905 38125 42350 43750 46970 48125 49390 51667 53375 54329 54778 56125 68750 69146 73810 75625 76250 78125 78575 83875 96250 103334 105875 106750 108658 109375 112250 117425 123475 136945 151250 156250 157150 167750 171875 172865 184525 190625 191723 211750 218750 234850 240625 246950 258335 266875 271645 273890 280625 301279 343750 345730 369050 378125 380303 381250 383446 390625 392875 419375 481250 516670 529375 533750 543290 546875 561250 587125 602558 617375 684725 756250 760606 781250 785750 838750 859375 864325 922625 953125 958615 1058750 1093750 1174250 1203125 1234750 1291675 1334375 1358225 1369450 1403125 1506395 1718750 1728650 1845250 1890625 1901515 1906250 1917230 1964375 2096875 2108953 2406250 2583350 2646875 2668750 2716450 2734375 2806250 2935625 3012790 3086875 3314069 3423625 3781250 3803030 3928750 4193750 4217906 4296875 4321625 4613125 4765625 4793075 5293750 5468750 5871250 6015625 6173750 6458375 6628138 6671875 6791125 6847250 7015625 7531975 8593750 8643250 9226250 9453125 9507575 9531250 9586150 9821875 10484375 10544765 12031250 12916750 13234375 13343750 13582250 14031250 14678125 15063950 15434375 16570345 17118125 18906250 19015150 19643750 20968750 21089530 21608125 23065625 23198483 23828125 23965375 26468750 29356250 30078125 30868750 32291875 33140690 33359375 33955625 34236250 35078125 37659875 43216250 46131250 46396966 47265625 47537875 47656250 47930750 49109375 52421875 52723825 60156250 64583750 66171875 66718750 67911250 70156250 73390625 75319750 77171875 82851725 85590625 94531250 95075750 98218750 104843750 105447650 108040625 115328125 115992415 119826875 132343750 146781250 154343750 161459375 165703450 166796875 169778125 171181250 175390625 188299375 216081250 230656250 231984830 237689375 239653750 245546875 262109375 263619125 322918750 330859375 333593750 339556250 350781250 366953125 376598750 385859375 414258625 427953125 475378750 491093750 524218750 527238250 540203125 576640625 579962075 599134375 661718750 733906250 771718750 807296875 828517250 848890625 855906250 941496875 1080406250 1153281250 1159924150 1188446875 1198268750 1227734375 1318095625 1614593750 1697781250 1834765625 1882993750 1929296875 2071293125 2139765625 2376893750 2455468750 2636191250 2701015625 2883203125 2899810375 2995671875 3669531250 3858593750 4036484375 4142586250 4244453125 4279531250 4707484375 5402031250 5766406250 5799620750 5942234375 5991343750 6590478125 8072968750 8488906250 9414968750 10356465625 10698828125 11884468750 13180956250 13505078125 14499051875 14978359375 20182421875 20712931250 21222265625 21397656250 23537421875 27010156250 28998103750 29711171875 29956718750 32952390625 40364843750 42444531250 47074843750 51782328125 59422343750 65904781250 72495259375 74891796875 103564656250 117687109375 144990518750 148555859375 149783593750 164761953125 235374218750 258911640625 297111718750 329523906250 362476296875 517823281250 724952593750 823809765625 1294558203125 1647619531250 1812381484375 2589116406250 3624762968750 9061907421875 18123814843750
• Sum of all divisors σ(n): 43484743360800
• Sum of proper divisors (its aliquot sum) s(n): 25360928517050
• 18123814843750 is an abundant number, because the sum of its proper divisors (25360928517050) is greater than itself. Its abundance is 7237113673300

Bases of 18123814843750

• Binary: 100000111101111000111100010111011010101100110₂
• Hexadecimal: 0x107BC78BB566
• Base-36: 6F9YREXRA

Squares and roots of 18123814843750

• 18123814843750 squared (18123814843750²) is 328472664490532836914062500
• 18123814843750 cubed (18123814843750³) is 5953177752459632561009883880615234375000
• The square root of 18123814843750 is 4257207.3996635399
• The cube root of 18123814843750 is 26267.3668145827

Scales and comparisons

• 18,123,814,843,750 seconds is equal to 576,281 years, 13 weeks, 12 hours, 9 minutes, 10 seconds.
• To count from 1 to 18,123,814,843,750 would take you about one million, four hundred forty thousand, seven hundred 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 18123814843750 cubic inches would be around 2188.9 feet tall.

Recreational maths with 18123814843750

• 18123814843750 backwards is 05734841832181
• 18123814843750 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18123814843750's digits is 55
• More coming soon!