18195899815456

Names of 18195899815456

• Cardinal: 18195899815456 can be written as Eighteen trillion, one hundred ninety-five billion, eight hundred ninety-nine million, eight hundred fifteen thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.8195899815456 × 10¹³

Factors of 18195899815456

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 218971

Divisors of 18195899815456

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 11 16 17 22 31 32 34 44 62 68 88 124 136 176 187 248 272 341 352 374 449 496 527 544 682 748 898 992 1054 1364 1496 1796 2108 2728 2992 3592 4216 4939 5456 5797 5984 7184 7633 8432 9878 10912 11594 13919 14368 15266 16864 19756 23188 27838 30532 39512 46376 55676 61064 79024 83963 92752 111352 122128 153109 158048 167926 185504 218461 222704 236623 244256 306218 335852 436922 445408 473246 612436 671704 873844 946492 1224872 1343408 1747688 1892984 2403071 2449744 2602853 2686816 3495376 3713837 3785968 4806142 4899488 5205706 6772291 6990752 7427674 7571936 9612284 10411412 13544582 14855348 19224568 20822824 27089164 29710696 38449136 40852207 41645648 54178328 59421392 74495201 76898272 81704414 83291296 98088989 108356656 115128947 118842784 148990402 163408828 196177978 216713312 230257894 297980804 326817656 392355956 460515788 595961608 653635312 784711912 921031576 1078978879 1191923216 1266418417 1307270624 1569423824 1667512813 1842063152 2157957758 2383846432 2532836834 3040758659 3138847648 3335025626 3684126304 4315915516 5065673668 6081517318 6670051252 8631831032 10131347336 12163034636 13340102504 17263662064 18342640943 20262694672 24326069272 26680205008 33448345249 34527324128 36685281886 40525389344 48652138544 51692897203 53360410016 66896690498 73370563772 97304277088 103385794406 133793380996 146741127544 206771588812 267586761992 293482255088 413543177624 535173523984 568621869233 586964510176 827086355248 1070347047968 1137243738466 1654172710496 2274487476932 4548974953864 9097949907728 18195899815456
• Sum of all divisors σ(n): 42808764902400
• Sum of proper divisors (its aliquot sum) s(n): 24612865086944
• 18195899815456 is an abundant number, because the sum of its proper divisors (24612865086944) is greater than itself. Its abundance is 6416965271488

Bases of 18195899815456

• Binary: 100001000110010010000001001010001011000100000₂
• Hexadecimal: 0x108C90251620
• Base-36: 6G72WY1WG

Squares and roots of 18195899815456

• 18195899815456 squared (18195899815456²) is 331090770094111694856487936
• 18195899815456 cubed (18195899815456³) is 6024494482454631912191420219066690338816
• The square root of 18195899815456 is 4265665.2254315505
• The cube root of 18195899815456 is 26302.1456877081

Scales and comparisons

• 18,195,899,815,456 seconds is equal to 578,573 years, 17 weeks, 1 day, 7 hours, 24 minutes, 16 seconds.
• To count from 1 to 18,195,899,815,456 would take you about one million, four hundred forty-six thousand, four hundred thirty-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 18195899815456 cubic inches would be around 2191.8 feet tall.

Recreational maths with 18195899815456

• 18195899815456 backwards is 65451899859181
• The number of decimal digits it has is: 14
• The sum of 18195899815456's digits is 79
• More coming soon!