18195919376379

Names of 18195919376379

• Cardinal: 18195919376379 can be written as Eighteen trillion, one hundred ninety-five billion, nine hundred nineteen million, three hundred seventy-six thousand, three hundred seventy-nine.

Scientific notation

• Scientific notation: 1.8195919376379 × 10¹³

Factors of 18195919376379

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1039

Divisors of 18195919376379

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 37 41 111 123 149 447 809 1517 1681 2427 4551 5043 5513 6109 16539 18327 29933 33169 62197 89799 99507 120541 186591 226033 250469 361623 654481 678099 751407 1227253 1359929 1963443 3681759 4079787 4460017 4942181 9267353 13380051 14826543 24215797 26833721 27802059 50317373 72647391 80501163 97517669 150952119 182860697 202629421 292553007 548582091 607888263 992847677 1100182561 2978543031 3300547683 3608153753 3998224429 7497288577 10824461259 11994673287 22491865731 40706754757 122120264271 147934303873 163927201589 443802911619 491781604767 6065306458793 18195919376379
• Sum of all divisors σ(n): 25742713760400
• Sum of proper divisors (its aliquot sum) s(n): 7546794384021
• 18195919376379 is a deficient number, because the sum of its proper divisors (7546794384021) is less than itself. Its deficiency is 10649124992358

Bases of 18195919376379

• Binary: 100001000110010010001010011111000111111111011₂
• Hexadecimal: 0x108C914F8FFB
• Base-36: 6G738LB7F

Squares and roots of 18195919376379

• 18195919376379 squared (18195919376379²) is 331091481951684736263151641
• 18195919376379 cubed (18195919376379³) is 6024513911798698260073819294341830487939
• The square root of 18195919376379 is 4265667.5182647557
• The cube root of 18195919376379 is 26302.1551127995

Scales and comparisons

• 18,195,919,376,379 seconds is equal to 578,573 years, 49 weeks, 3 days, 16 hours, 59 minutes, 39 seconds.
• To count from 1 to 18,195,919,376,379 would take you about one million, four hundred forty-six thousand, four hundred thirty-four 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 18195919376379 cubic inches would be around 2191.8 feet tall.

Recreational maths with 18195919376379

• 18195919376379 backwards is 97367391959181
• The number of decimal digits it has is: 14
• The sum of 18195919376379's digits is 78
• More coming soon!