388485120

Names of 388485120

• Cardinal: 388485120 can be written as Three hundred eighty-eight million, four hundred eighty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 3.8848512 × 10⁸

Factors of 388485120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 6333

Divisors of 388485120

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1024 1280 1536 1920 2048 2560 3072 3840 4096 5120 6144 6323 7680 10240 12288 12646 15360 18969 20480 25292 30720 31615 37938 50584 61440 63230 75876 94845 101168 126460 151752 189690 202336 252920 303504 379380 404672 505840 607008 758760 809344 1011680 1214016 1517520 1618688 2023360 2428032 3035040 3237376 4046720 4856064 6070080 6474752 8093440 9712128 12140160 12949504 16186880 19424256 24280320 25899008 32373760 38848512 48560640 64747520 77697024 97121280 129495040 194242560 388485120
• Sum of all divisors σ(n): 1243197216
• Sum of proper divisors (its aliquot sum) s(n): 854712096
• 388485120 is an abundant number, because the sum of its proper divisors (854712096) is greater than itself. Its abundance is 466226976

Bases of 388485120

• Binary: 10111001001111101000000000000₂
• Hexadecimal: 0x1727D000
• Base-36: 6FAL1C

Squares and roots of 388485120

• 388485120 squared (388485120²) is 150920688461414400
• 388485120 cubed (388485120³) is 58630441767415188553728000
• The square root of 388485120 is 19710.0258751735
• The cube root of 388485120 is 729.6671529449

Scales and comparisons

• 388,485,120 seconds is equal to 12 years, 18 weeks, 2 days, 8 hours, 32 minutes.
• To count from 1 to 388,485,120 would take you about eighteen 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 388485120 cubic inches would be around 60.8 feet tall.

Recreational maths with 388485120

• 388485120 backwards is 021584883
• The number of decimal digits it has is: 9
• The sum of 388485120's digits is 39
• More coming soon!