164820991664

Names of 164820991664

• Cardinal: 164820991664 can be written as One hundred sixty-four billion, eight hundred twenty million, nine hundred ninety-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.64820991664 × 10¹¹

Factors of 164820991664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 16396

Divisors of 164820991664

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 28 56 112 163 326 577 652 1141 1154 1304 2282 2308 2608 4039 4564 4616 8078 9128 9232 15647 16156 18256 31294 32312 62588 64624 94051 109529 125176 188102 219058 250352 376204 438116 658357 752408 876232 1316714 1504816 1752464 2550461 2633428 5100922 5266856 9028319 10201844 10533712 17853227 18056638 20403688 35706454 36113276 40807376 63198233 71412908 72226552 126396466 142825816 144453104 252792932 285651632 505585864 1011171728 1471615997 2943231994 5886463988 10301311979 11772927976 20602623958 23545855952 41205247916 82410495832 164820991664
• Sum of all divisors σ(n): 367859693568
• Sum of proper divisors (its aliquot sum) s(n): 203038701904
• 164820991664 is an abundant number, because the sum of its proper divisors (203038701904) is greater than itself. Its abundance is 38217710240

Bases of 164820991664

• Binary: 10011001100000000110001011111010110000₂
• Hexadecimal: 0x266018BEB0
• Base-36: 23PU5V3K

Squares and roots of 164820991664

• 164820991664 squared (164820991664²) is 27165959293104357488896
• 164820991664 cubed (164820991664³) is 4477520350193316638359403588562944
• The square root of 164820991664 is 405981.5164068433
• The cube root of 164820991664 is 5482.8223476465

Scales and comparisons

• 164,820,991,664 seconds is equal to 5,240 years, 41 weeks, 3 days, 8 hours, 47 minutes, 44 seconds.
• To count from 1 to 164,820,991,664 would take you about ten thousand, four hundred eighty-one 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 164820991664 cubic inches would be around 456.9 feet tall.

Recreational maths with 164820991664

• 164820991664 backwards is 466199028461
• 164820991664 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 164820991664's digits is 56
• More coming soon!