18194749940880

Names of 18194749940880

• Cardinal: 18194749940880 can be written as Eighteen trillion, one hundred ninety-four billion, seven hundred forty-nine million, nine hundred forty thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.819474994088 × 10¹³

Factors of 18194749940880

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1374604

Divisors of 18194749940880

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 216 227 240 243 270 324 360 405 432 454 486 540 648 681 720 729 810 908 972 1080 1135 1215 1296 1362 1458 1620 1816 1944 2043 2160 2270 2430 2724 2916 3240 3405 3632 3645 3888 4086 4540 4860 5448 5832 6129 6480 6810 7290 8172 9080 9720 10215 10896 11664 12258 13620 14580 16344 18160 18387 19440 20430 24516 27240 29160 30645 32688 36774 40860 49032 54480 55161 58320 61290 73548 81720 91935 98064 110322 122580 147096 163440 165483 183870 220644 245160 275805 294192 330966 367740 441288 490320 551610 661932 735480 827415 882576 1103220 1323864 1374367 1470960 1654830 2206440 2647728 2748734 3309660 4123101 4412880 5497468 6619320 6871835 8246202 10994936 12369303 13238640 13743670 16492404 20615505 21989872 24738606 27487340 32984808 37107909 41231010 49477212 54974680 61846515 65969616 74215818 82462020 98954424 109949360 111323727 123693030 148431636 164924040 185539545 197908848 222647454 247386060 296863272 311981309 329848080 333971181 371079090 445294908 494772120 556618635 593726544 623962618 667942362 742158180 890589816 935943927 989544240 1001913543 1113237270 1247925236 1335884724 1484316360 1559906545 1669855905 1781179632 1871887854 2003827086 2226474540 2495850472 2671769448 2807831781 2968632720 3119813090 3339711810 3743775708 4007654172 4452949080 4679719635 4991700944 5009567715 5343538896 5615663562 6239626180 6679423620 7487551416 8015308344 8423495343 8905898160 9359439270 10019135430 11231327124 12479252360 13358847240 14039158905 14975102832 16030616688 16846990686 18718878540 20038270860 22462654248 24958504720 25270486029 26717694480 28078317810 33693981372 37437757080 40076541720 42117476715 44925308496 50540972058 56156635620 67387962744 74875514160 75811458087 80153083440 84234953430 101081944116 112313271240 126352430145 134775925488 151622916174 168469906860 202163888232 224626542480 227434374261 252704860290 303245832348 336939813720 379057290435 404327776464 454868748522 505409720580 606491664696 673879627440 758114580870 909737497044 1010819441160 1137171871305 1212983329392 1516229161740 1819474994088 2021638882320 2274343742610 3032458323480 3638949988176 4548687485220 6064916646960 9097374970440 18194749940880
• Sum of all divisors σ(n): 63704628571392
• Sum of proper divisors (its aliquot sum) s(n): 45509878630512
• 18194749940880 is an abundant number, because the sum of its proper divisors (45509878630512) is greater than itself. Its abundance is 27315128689632

Bases of 18194749940880

• Binary: 100001000110001001011100110110110010010010000₂
• Hexadecimal: 0x108C4B9B6490
• Base-36: 6G6JWC900

Squares and roots of 18194749940880

• 18194749940880 squared (18194749940880²) is 331048925411152763495174400
• 18194749940880 cubed (18194749940880³) is 6023352416052959273296473036565289472000
• The square root of 18194749940880 is 4265530.4407400495
• The cube root of 18194749940880 is 26301.5916287161

Scales and comparisons

• 18,194,749,940,880 seconds is equal to 578,536 years, 39 weeks, 6 days, 13 hours, 48 minutes.
• To count from 1 to 18,194,749,940,880 would take you about one million, four hundred forty-six thousand, three hundred forty-one 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 18194749940880 cubic inches would be around 2191.8 feet tall.

Recreational maths with 18194749940880

• 18194749940880 backwards is 08804994749181
• 18194749940880 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18194749940880's digits is 72
• More coming soon!