16991920963875

Names of 16991920963875

• Cardinal: 16991920963875 can be written as Sixteen trillion, nine hundred ninety-one billion, nine hundred twenty million, nine hundred sixty-three thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.6991920963875 × 10¹³

Factors of 16991920963875

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2883

Divisors of 16991920963875

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 11 13 15 25 33 39 55 61 65 75 121 125 143 165 181 183 195 275 305 325 363 375 429 543 605 671 715 793 825 905 915 975 1375 1525 1573 1625 1815 1991 2013 2145 2353 2379 2609 2715 3025 3355 3575 3965 4125 4525 4575 4719 4875 5973 7059 7381 7625 7827 7865 8723 9075 9955 10065 10725 11041 11765 11895 13045 13575 15125 16775 17875 19825 21901 22143 22625 22875 23595 25883 26169 28699 29865 33123 33917 35295 36905 39135 39325 43615 45375 49775 50325 53625 55205 58825 59475 65225 65703 67875 77649 83875 86097 95953 99125 101751 109505 110715 117975 121451 129415 130845 143495 143533 149325 159149 165615 169585 176475 184525 195675 196625 218075 248875 251625 276025 284713 287859 294125 297375 315689 326125 328515 364353 373087 388245 430485 430599 472229 477447 479765 508755 547525 553575 589875 607255 647075 654225 717475 717665 746625 795745 828075 847925 854139 882375 922625 947067 978375 1090375 1119261 1335961 1380125 1416687 1423565 1439295 1578445 1578863 1642575 1750639 1821765 1865435 1941225 2068937 2152425 2152995 2361145 2387235 2398825 2543775 2737625 2767875 3036275 3235375 3271125 3587375 3588325 3978725 4007883 4103957 4140375 4239625 4270695 4735335 4736589 5194519 5251917 5596305 6138977 6206811 6679805 7083435 7117825 7196475 7892225 7894315 8212875 8753195 9108825 9327175 9706125 10344685 10762125 10764975 11805725 11936175 11994125 12311871 12718875 15181375 15583557 17367493 17941625 18416931 19257029 19893625 20039415 20519785 21353475 22758307 23676675 23682945 25972595 26259585 27981525 28805969 30694885 31034055 33399025 35417175 35589125 35982375 39461125 39471575 43765975 45544125 46635875 51723425 52102479 53824875 57139709 57771087 59028625 59680875 61559355 67528747 68274921 77917785 86417907 86837465 92084655 96285145 100197075 102598925 106767375 113791535 118383375 118414725 129862975 131297925 139907625 144029845 153474425 155170275 166995125 171419127 177085875 197357875 202586241 218829875 250341377 258617125 260512395 285698545 288855435 307796775 316865659 337643735 341374605 374477597 389588925 432089535 434187325 460423275 481425725 500985375 512994625 568957675 592073625 649314875 656489625 720149225 742816217 751024131 767372125 775851375 857095635 950596977 1012931205 1123432791 1251706885 1302561975 1428492725 1444277175 1538983875 1584328295 1688218675 1706873025 1872387985 1947944625 2160447675 2170936625 2228448651 2302116375 2407128625 2844788375 3485522249 3600746125 3714081085 3755120655 4119253567 4285478175 4752984885 5064656025 5617163955 6258534425 6512809875 7142463625 7221385875 7921641475 8441093375 8534365125 9361939925 10456566747 10802238375 11142243255 12357760701 17427611245 18570405425 18775603275 20596267835 21427390875 23764924425 25323280125 28085819775 31292672125 39608207375 45311789237 46809699625 52282833735 55711216275 61788803505 87138056225 92852027125 93878016375 102981339175 118824622125 135935367711 140429098875 226558946185 261414168675 278556081375 308944017525 435690281125 514906695875 679676838555 1132794730925 1307070843375 1544720087625 3398384192775 5663973654625 16991920963875
• Sum of all divisors σ(n): 34219042341120
• Sum of proper divisors (its aliquot sum) s(n): 17227121377245
• 16991920963875 is an abundant number, because the sum of its proper divisors (17227121377245) is greater than itself. Its abundance is 235200413370

Bases of 16991920963875

• Binary: 11110111010000111101011010011100000100100011₂
• Hexadecimal: 0xF743D69C123
• Base-36: 60TZB0UG3

Squares and roots of 16991920963875

• 16991920963875 squared (16991920963875²) is 288725378042574709055015625
• 16991920963875 cubed (16991920963875³) is 4905998803964359811072798789153185546875
• The square root of 16991920963875 is 4122125.7821511221
• The cube root of 16991920963875 is 25708.7420304049

Scales and comparisons

• 16,991,920,963,875 seconds is equal to 540,290 years, 27 weeks, 2 days, 21 hours, 31 minutes, 15 seconds.
• To count from 1 to 16,991,920,963,875 would take you about one million, three hundred fifty thousand, seven hundred twenty-six 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 16991920963875 cubic inches would be around 2142.4 feet tall.

Recreational maths with 16991920963875

• 16991920963875 backwards is 57836902919961
• 16991920963875 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 16991920963875's digits is 75
• More coming soon!