381395000

Names of 381395000

• Cardinal: 381395000 can be written as Three hundred eighty-one million, three hundred ninety-five thousand.

Scientific notation

• Scientific notation: 3.81395 × 10⁸

Factors of 381395000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 672

Divisors of 381395000

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 17 20 25 28 34 35 40 50 56 68 70 85 100 119 125 136 140 170 175 200 238 250 280 340 350 425 476 500 595 625 641 680 700 850 875 952 1000 1190 1250 1282 1400 1700 1750 2125 2380 2500 2564 2975 3205 3400 3500 4250 4375 4487 4760 5000 5128 5950 6410 7000 8500 8750 8974 10625 10897 11900 12820 14875 16025 17000 17500 17948 21250 21794 22435 23800 25640 29750 32050 35000 35896 42500 43588 44870 54485 59500 64100 74375 76279 80125 85000 87176 89740 108970 112175 119000 128200 148750 152558 160250 179480 217940 224350 272425 297500 305116 320500 381395 400625 435880 448700 544850 560875 595000 610232 641000 762790 801250 897400 1089700 1121750 1362125 1525580 1602500 1906975 2179400 2243500 2724250 2804375 3051160 3205000 3813950 4487000 5448500 5608750 6810625 7627900 9534875 10897000 11217500 13621250 15255800 19069750 22435000 27242500 38139500 47674375 54485000 76279000 95348750 190697500 381395000
• Sum of all divisors σ(n): 1083028320
• Sum of proper divisors (its aliquot sum) s(n): 701633320
• 381395000 is an abundant number, because the sum of its proper divisors (701633320) is greater than itself. Its abundance is 320238320

Bases of 381395000

• Binary: 10110101110111010000000111000₂
• Hexadecimal: 0x16BBA038
• Base-36: 6B2M9K

Squares and roots of 381395000

• 381395000 squared (381395000²) is 145462146025000000
• 381395000 cubed (381395000³) is 55478535183204875000000000
• The square root of 381395000 is 19529.3369063057
• The cube root of 381395000 is 725.2008955757

Scales and comparisons

• 381,395,000 seconds is equal to 12 years, 6 weeks, 4 days, 7 hours, 3 minutes, 20 seconds.
• To count from 1 to 381,395,000 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 381395000 cubic inches would be around 60.4 feet tall.

Recreational maths with 381395000

• 381395000 backwards is 000593183
• The number of decimal digits it has is: 9
• The sum of 381395000's digits is 29
• More coming soon!