164529437940

Names of 164529437940

• Cardinal: 164529437940 can be written as One hundred sixty-four billion, five hundred twenty-nine million, four hundred thirty-seven thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.6452943794 × 10¹¹

Factors of 164529437940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 130578936

Divisors of 164529437940

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1260 130578919 261157838 391736757 522315676 652894595 783473514 914052433 1175210271 1305789190 1566947028 1828104866 1958683785 2350420542 2611578380 2742157299 3656209732 3917367570 4570262165 4700841084 5484314598 5876051355 7834735140 8226471897 9140524330 10968629196 11752102710 13710786495 16452943794 18281048660 23504205420 27421572990 32905887588 41132359485 54843145980 82264718970 164529437940
• Sum of all divisors σ(n): 570368722560
• Sum of proper divisors (its aliquot sum) s(n): 405839284620
• 164529437940 is an abundant number, because the sum of its proper divisors (405839284620) is greater than itself. Its abundance is 241309846680

Bases of 164529437940

• Binary: 10011001001110101101111111110011110100₂
• Hexadecimal: 0x264EB7FCF4
• Base-36: 23L0KUT0

Squares and roots of 164529437940

• 164529437940 squared (164529437940²) is 27069935948852311443600
• 164529437940 cubed (164529437940³) is 4453801346736471389885338010184000
• The square root of 164529437940 is 405622.2848167985
• The cube root of 164529437940 is 5479.5875639749

Scales and comparisons

• 164,529,437,940 seconds is equal to 5,231 years, 27 weeks, 2 days, 21 hours, 39 minutes.
• To count from 1 to 164,529,437,940 would take you about ten thousand, four hundred sixty-three 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 164529437940 cubic inches would be around 456.6 feet tall.

Recreational maths with 164529437940

• 164529437940 backwards is 049734925461
• The number of decimal digits it has is: 12
• The sum of 164529437940's digits is 54
• More coming soon!