18263319128509

Names of 18263319128509

• Cardinal: 18263319128509 can be written as Eighteen trillion, two hundred sixty-three billion, three hundred nineteen million, one hundred twenty-eight thousand, five hundred nine.

Scientific notation

• Scientific notation: 1.8263319128509 × 10¹³

Factors of 18263319128509

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 719

Divisors of 18263319128509

• Number of divisors d(n): 120
• Complete list of divisors:
  1 7 13 29 49 53 91 203 343 371 377 617 637 689 1421 1537 2401 2597 2639 4319 4459 4823 8021 9947 10759 17893 18179 18473 19981 30233 31213 32701 33761 56147 69629 75313 125251 127253 129311 139867 211631 228907 232609 236327 380689 393029 425113 527191 876757 905177 948329 979069 1481417 1602349 1628263 1654289 2664823 2751203 2975791 3690337 4948957 6137299 6638303 6853483 11039981 11216443 11397841 12328277 18653761 19258421 20176517 20830537 34642699 42961093 46468121 47974381 77279867 78515101 79784887 86297939 130576327 141235619 143519753 145813759 242498893 262294721 325276847 540959069 558494209 585118993 604085573 914034289 988649333 1004638271 1020696313 1697492251 1836063047 2276937929 3786713483 4095832951 4228599011 6920545331 7032467897 7606546909 11882445757 12852441329 26506994381 28670830657 29600193077 48443817317 49227275279 53245828363 89967089303 200695814599 344590926953 372720798541 629769625121 1404870702193 2609045589787 18263319128509
• Sum of all divisors σ(n): 24223167770760
• Sum of proper divisors (its aliquot sum) s(n): 5959848642251
• 18263319128509 is a deficient number, because the sum of its proper divisors (5959848642251) is less than itself. Its deficiency is 12303470486258

Bases of 18263319128509

• Binary: 100001001110001000010101001100010100110111101₂
• Hexadecimal: 0x109C42A629BD
• Base-36: 6H21WNWSD

Squares and roots of 18263319128509

• 18263319128509 squared (18263319128509²) is 333548825589762739256563081
• 18263319128509 cubed (18263319128509³) is 6091708646685226069071254251047503976229
• The square root of 18263319128509 is 4273560.4744181403
• The cube root of 18263319128509 is 26334.5904876109

Scales and comparisons

• 18,263,319,128,509 seconds is equal to 580,717 years, 2 weeks, 6 days, 10 hours, 21 minutes, 49 seconds.
• To count from 1 to 18,263,319,128,509 would take you about one million, four hundred fifty-one thousand, seven hundred ninety-two 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 18263319128509 cubic inches would be around 2194.5 feet tall.

Recreational maths with 18263319128509

• 18263319128509 backwards is 90582191336281
• The number of decimal digits it has is: 14
• The sum of 18263319128509's digits is 58
• More coming soon!