18402419964040

Names of 18402419964040

• Cardinal: 18402419964040 can be written as Eighteen trillion, four hundred two billion, four hundred nineteen million, nine hundred sixty-four thousand and forty.

Scientific notation

• Scientific notation: 1.840241996404 × 10¹³

Factors of 18402419964040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 217355

Divisors of 18402419964040

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 35 38 40 56 70 76 95 133 140 152 190 266 280 380 532 665 760 1064 1330 2660 5320 17293 34586 69172 86465 121051 138344 172930 200029 242102 328567 345860 400058 484204 605255 657134 691720 800116 968408 1000145 1210510 1314268 1400203 1600232 1642835 2000290 2299969 2421020 2628536 2800406 3285670 3800551 4000580 4599938 4842040 5600812 6571340 7001015 7601102 8001160 9199876 11201624 11499845 13142680 14002030 15202204 18399752 19002755 22999690 26603857 28004060 30404408 38005510 45999380 53207714 56008120 76011020 91998760 106415428 133019285 152022040 212830856 266038570 532077140 1064154280 3459101497 6918202994 13836405988 17295507485 24213710479 27672811976 34591014970 48427420958 65722928443 69182029940 96854841916 121068552395 131445856886 138364059880 193709683832 242137104790 262891713772 328614642215 460060499101 484274209580 525783427544 657229284430 920120998202 968548419160 1314458568860 1840241996404 2300302495505 2628917137720 3680483992808 4600604991010 9201209982020 18402419964040
• Sum of all divisors σ(n): 49814191008000
• Sum of proper divisors (its aliquot sum) s(n): 31411771043960
• 18402419964040 is an abundant number, because the sum of its proper divisors (31411771043960) is greater than itself. Its abundance is 13009351079920

Bases of 18402419964040

• Binary: 100001011110010100101101101000111100010001000₂
• Hexadecimal: 0x10BCA5B47888
• Base-36: 6ITYDPKEG

Squares and roots of 18402419964040

• 18402419964040 squared (18402419964040²) is 338649060532897954893121600
• 18402419964040 cubed (18402419964040³) is 6231962232353991766321268336315347264000
• The square root of 18402419964040 is 4289804.1871442103
• The cube root of 18402419964040 is 26401.2797646561

Scales and comparisons

• 18,402,419,964,040 seconds is equal to 585,140 years, 1 week, 4 days, 19 hours, 20 minutes, 40 seconds.
• To count from 1 to 18,402,419,964,040 would take you about one million, four hundred sixty-two thousand, eight 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 18402419964040 cubic inches would be around 2200.1 feet tall.

Recreational maths with 18402419964040

• 18402419964040 backwards is 04046991420481
• The number of decimal digits it has is: 14
• The sum of 18402419964040's digits is 52
• More coming soon!