385109225640

Names of 385109225640

• Cardinal: 385109225640 can be written as Three hundred eighty-five billion, one hundred nine million, two hundred twenty-five thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.8510922564 × 10¹¹

Factors of 385109225640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 32717

Divisors of 385109225640

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 32707 65414 98121 130828 163535 196242 261656 294363 327070 392484 490605 588726 654140 784968 981210 1177452 1308280 1471815 1962420 2354904 2943630 3924840 5887260 11774520 1069747849 2139495698 3209243547 4278991396 5348739245 6418487094 8557982792 9627730641 10697478490 12836974188 16046217735 19255461282 21394956980 25673948376 32092435470 38510922564 42789913960 48138653205 64184870940 77021845128 96277306410 128369741880 192554612820 385109225640
• Sum of all divisors σ(n): 1251643251690
• Sum of proper divisors (its aliquot sum) s(n): 866534026050
• 385109225640 is an abundant number, because the sum of its proper divisors (866534026050) is greater than itself. Its abundance is 481424800410

Bases of 385109225640

• Binary: 101100110101010010011000111000010101000₂
• Hexadecimal: 0x59AA4C70A8
• Base-36: 4WX038A0

Squares and roots of 385109225640

• 385109225640 squared (385109225640²) is 148309115673040433409600
• 385109225640 cubed (385109225640³) is 57115208692197788734781040942144000
• The square root of 385109225640 is 620571.6925867631
• The cube root of 385109225640 is 7275.4742432191

Scales and comparisons

• 385,109,225,640 seconds is equal to 12,245 years, 14 weeks, 4 days, 16 hours, 54 minutes.
• To count from 1 to 385,109,225,640 would take you about twenty-four thousand, four hundred ninety 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 385109225640 cubic inches would be around 606.3 feet tall.

Recreational maths with 385109225640

• 385109225640 backwards is 046522901583
• 385109225640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 385109225640's digits is 45
• More coming soon!