164521253743

Names of 164521253743

• Cardinal: 164521253743 can be written as One hundred sixty-four billion, five hundred twenty-one million, two hundred fifty-three thousand, seven hundred forty-three.

Scientific notation

• Scientific notation: 1.64521253743 × 10¹¹

Factors of 164521253743

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 199

Divisors of 164521253743

• Number of divisors d(n): 60
• Complete list of divisors:
  1 7 11 49 77 121 181 343 539 847 1267 1331 1991 3773 5929 8869 9317 13937 14641 21901 32761 41503 62083 65219 97559 102487 153307 229327 240911 360371 456533 682913 717409 1073149 1605289 1686377 2522597 2650021 3964081 5021863 7512043 11237023 11804639 17658179 18550147 27748567 43604891 82632473 123607253 129851029 194239969 305234237 479653801 908957203 1359679783 2136639659 3357576607 14956477613 23503036249 164521253743
• Sum of all divisors σ(n): 212218806000
• Sum of proper divisors (its aliquot sum) s(n): 47697552257
• 164521253743 is a deficient number, because the sum of its proper divisors (47697552257) is less than itself. Its deficiency is 116823701486

Bases of 164521253743

• Binary: 10011001001110001110110001101101101111₂
• Hexadecimal: 0x264E3B1B6F
• Base-36: 23KVPFU7

Squares and roots of 164521253743

• 164521253743 squared (164521253743²) is 27067242933168591510049
• 164521253743 cubed (164521253743³) is 4453136742731253434822687063363407
• The square root of 164521253743 is 405612.1962453791
• The cube root of 164521253743 is 5479.4967053251

Scales and comparisons

• 164,521,253,743 seconds is equal to 5,231 years, 13 weeks, 6 days, 4 hours, 15 minutes, 43 seconds.
• To count from 1 to 164,521,253,743 would take you about ten thousand, four hundred sixty-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 164521253743 cubic inches would be around 456.6 feet tall.

Recreational maths with 164521253743

• 164521253743 backwards is 347352125461
• The number of decimal digits it has is: 12
• The sum of 164521253743's digits is 43
• More coming soon!