164920029440

Names of 164920029440

• Cardinal: 164920029440 can be written as One hundred sixty-four billion, nine hundred twenty million, twenty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.6492002944 × 10¹¹

Factors of 164920029440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2112261

Divisors of 164920029440

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 61 64 80 122 128 160 244 256 305 320 488 610 640 976 1220 1280 1952 2440 3904 4880 7808 9760 15616 19520 39040 78080 2112193 4224386 8448772 10560965 16897544 21121930 33795088 42243860 67590176 84487720 128843773 135180352 168975440 257687546 270360704 337950880 515375092 540721408 644218865 675901760 1030750184 1288437730 1351803520 2061500368 2576875460 2703607040 4123000736 5153750920 8246001472 10307501840 16492002944 20615003680 32984005888 41230007360 82460014720 164920029440
• Sum of all divisors σ(n): 401511181848
• Sum of proper divisors (its aliquot sum) s(n): 236591152408
• 164920029440 is an abundant number, because the sum of its proper divisors (236591152408) is greater than itself. Its abundance is 71671122968

Bases of 164920029440

• Binary: 10011001100101111111111111000100000000₂
• Hexadecimal: 0x2665FFF100
• Base-36: 23RH4L4W

Squares and roots of 164920029440

• 164920029440 squared (164920029440²) is 27198616110490466713600
• 164920029440 cubed (164920029440³) is 4485596569669346063246252048384000
• The square root of 164920029440 is 406103.4713468971
• The cube root of 164920029440 is 5483.9203020627

Scales and comparisons

• 164,920,029,440 seconds is equal to 5,243 years, 49 weeks, 1 day, 15 hours, 17 minutes, 20 seconds.
• To count from 1 to 164,920,029,440 would take you about ten thousand, four hundred eighty-seven 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 164920029440 cubic inches would be around 457 feet tall.

Recreational maths with 164920029440

• 164920029440 backwards is 044920029461
• The number of decimal digits it has is: 12
• The sum of 164920029440's digits is 41
• More coming soon!