378421875

Names of 378421875

• Cardinal: 378421875 can be written as Three hundred seventy-eight million, four hundred twenty-one thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 3.78421875 × 10⁸

Factors of 378421875

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 44

Divisors of 378421875

• Number of divisors d(n): 140
• Complete list of divisors:
  1 3 5 9 13 15 23 25 27 39 45 65 69 75 81 115 117 125 135 195 207 225 299 325 345 351 375 405 575 585 621 625 675 897 975 1035 1053 1125 1495 1625 1725 1755 1863 1875 2025 2691 2875 2925 3105 3125 3375 4485 4875 5175 5265 5625 7475 8073 8125 8625 8775 9315 9375 10125 13455 14375 14625 15525 15625 16875 22425 24219 24375 25875 26325 28125 37375 40365 40625 43125 43875 46575 46875 50625 67275 71875 73125 77625 84375 112125 121095 121875 129375 131625 140625 186875 201825 203125 215625 219375 232875 253125 336375 359375 365625 388125 421875 560625 605475 609375 646875 658125 934375 1009125 1078125 1096875 1164375 1265625 1681875 1828125 1940625 2803125 3027375 3234375 3290625 4671875 5045625 5484375 5821875 8409375 9703125 14015625 15136875 16453125 25228125 29109375 42046875 75684375 126140625 378421875
• Sum of all divisors σ(n): 794052336
• Sum of proper divisors (its aliquot sum) s(n): 415630461
• 378421875 is an abundant number, because the sum of its proper divisors (415630461) is greater than itself. Its abundance is 37208586

Bases of 378421875

• Binary: 10110100011100100001001110011₂
• Hexadecimal: 0x168E4273
• Base-36: 69AW6R

Squares and roots of 378421875

• 378421875 squared (378421875²) is 143203115478515625
• 378421875 cubed (378421875³) is 54191191465221405029296875
• The square root of 378421875 is 19453.0685240145
• The cube root of 378421875 is 723.3115683363

Scales and comparisons

• 378,421,875 seconds is equal to 12 years, 1 week, 4 days, 21 hours, 11 minutes, 15 seconds.
• To count from 1 to 378,421,875 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 378421875 cubic inches would be around 60.3 feet tall.

Recreational maths with 378421875

• 378421875 backwards is 578124873
• 378421875 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 378421875's digits is 45
• More coming soon!