164635771920

Names of 164635771920

• Cardinal: 164635771920 can be written as One hundred sixty-four billion, six hundred thirty-five million, seven hundred seventy-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6463577192 × 10¹¹

Factors of 164635771920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 29825354

Divisors of 164635771920

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 40 46 48 60 69 80 92 115 120 138 184 230 240 276 345 368 460 552 690 920 1104 1380 1840 2760 5520 29825321 59650642 89475963 119301284 149126605 178951926 238602568 298253210 357903852 447379815 477205136 596506420 685982383 715807704 894759630 1193012840 1371964766 1431615408 1789519260 2057947149 2386025680 2743929532 3429911915 3579038520 4115894298 5487859064 6859823830 7158077040 8231788596 10289735745 10975718128 13719647660 16463577192 20579471490 27439295320 32927154384 41158942980 54878590640 82317885960 164635771920
• Sum of all divisors σ(n): 532560949632
• Sum of proper divisors (its aliquot sum) s(n): 367925177712
• 164635771920 is an abundant number, because the sum of its proper divisors (367925177712) is greater than itself. Its abundance is 203289405792

Bases of 164635771920

• Binary: 10011001010101000011101000010000010000₂
• Hexadecimal: 0x26550E8410
• Base-36: 23MRVYMO

Squares and roots of 164635771920

• 164635771920 squared (164635771920²) is 27104937395694260486400
• 164635771920 cubed (164635771920³) is 4462442290983399059492018661888000
• The square root of 164635771920 is 405753.3387663003
• The cube root of 164635771920 is 5480.7677800761

Scales and comparisons

• 164,635,771,920 seconds is equal to 5,234 years, 47 weeks, 1 day, 14 hours, 52 minutes.
• To count from 1 to 164,635,771,920 would take you about ten thousand, four hundred sixty-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 164635771920 cubic inches would be around 456.7 feet tall.

Recreational maths with 164635771920

• 164635771920 backwards is 029177536461
• The number of decimal digits it has is: 12
• The sum of 164635771920's digits is 51
• More coming soon!