18998448970473

Names of 18998448970473

• Cardinal: 18998448970473 can be written as Eighteen trillion, nine hundred ninety-eight billion, four hundred forty-eight million, nine hundred seventy thousand, four hundred seventy-three.

Scientific notation

• Scientific notation: 1.8998448970473 × 10¹³

Factors of 18998448970473

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 100217

Divisors of 18998448970473

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 19 21 49 57 63 133 147 171 399 441 931 1197 2793 8379 34537 65651 103611 196953 241759 310833 459557 590859 656203 725277 1247369 1378671 1692313 1968609 2175831 3216899 3742107 4136013 4593421 5076939 5905827 8731583 9650697 11226321 13780263 15230817 26194749 28952091 32153947 41340789 61121081 78584247 96461841 183363243 289385523 550089729 2267388587 6802165761 15871720109 20406497283 43080383153 47615160327 111102040763 129241149459 142845480981 301562682071 333306122289 387723448377 904688046213 999918366867 2110938774497 2714064138639 6332816323491 18998448970473
• Sum of all divisors σ(n): 33604183660320
• Sum of proper divisors (its aliquot sum) s(n): 14605734689847
• 18998448970473 is a deficient number, because the sum of its proper divisors (14605734689847) is less than itself. Its deficiency is 4392714280626

Bases of 18998448970473

• Binary: 100010100011101101011110011010101101011101001₂
• Hexadecimal: 0x11476BCD5AE9
• Base-36: 6QFRLZP49

Squares and roots of 18998448970473

• 18998448970473 squared (18998448970473²) is 360941063283666593625843729
• 18998448970473 cubed (18998448970473³) is 6857320372143005536427493657386033213817
• The square root of 18998448970473 is 4358721.0246209839
• The cube root of 18998448970473 is 26683.2903675049

Scales and comparisons

• 18,998,448,970,473 seconds is equal to 604,091 years, 47 weeks, 2 days, 16 hours, 14 minutes, 33 seconds.
• To count from 1 to 18,998,448,970,473 would take you about one million, five hundred ten thousand, two hundred twenty-nine 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 18998448970473 cubic inches would be around 2223.6 feet tall.

Recreational maths with 18998448970473

• 18998448970473 backwards is 37407984489981
• The number of decimal digits it has is: 14
• The sum of 18998448970473's digits is 81
• More coming soon!