163820378312

Names of 163820378312

• Cardinal: 163820378312 can be written as One hundred sixty-three billion, eight hundred twenty million, three hundred seventy-eight thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.63820378312 × 10¹¹

Factors of 163820378312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 141082

Divisors of 163820378312

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 23 46 71 89 92 142 178 184 284 356 568 712 1633 2047 3266 4094 6319 6532 8188 12638 13064 16376 25276 50552 140897 145337 281794 290674 563588 581348 1127176 1162696 3240631 6481262 10003687 12539833 12962524 20007374 25079666 25925048 40014748 50159332 80029496 100318664 230084801 288416159 460169602 576832318 890328143 920339204 1153664636 1780656286 1840678408 2307329272 3561312572 7122625144 20477547289 40955094578 81910189156 163820378312
• Sum of all divisors σ(n): 328686854400
• Sum of proper divisors (its aliquot sum) s(n): 164866476088
• 163820378312 is an abundant number, because the sum of its proper divisors (164866476088) is greater than itself. Its abundance is 1046097776

Bases of 163820378312

• Binary: 10011000100100011101001001100011001000₂
• Hexadecimal: 0x26247498C8
• Base-36: 239AF8W8

Squares and roots of 163820378312

• 163820378312 squared (163820378312²) is 26837116350286799969344
• 163820378312 cubed (163820378312³) is 4396466553307144280677804082467328
• The square root of 163820378312 is 404747.3017970595
• The cube root of 163820378312 is 5471.7045791439

Scales and comparisons

• 163,820,378,312 seconds is equal to 5,208 years, 51 weeks, 4 hours, 38 minutes, 32 seconds.
• To count from 1 to 163,820,378,312 would take you about ten thousand, four hundred seventeen 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 163820378312 cubic inches would be around 456 feet tall.

Recreational maths with 163820378312

• 163820378312 backwards is 213873028361
• The number of decimal digits it has is: 12
• The sum of 163820378312's digits is 44
• More coming soon!