8214905472

Names of 8214905472

• Cardinal: 8214905472 can be written as Eight billion, two hundred fourteen million, nine hundred five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 8.214905472 × 10⁹

Factors of 8214905472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9781

Divisors of 8214905472

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 384 3307 6469 6614 9921 12938 13228 19407 19842 25876 26456 38814 39684 51752 52912 77628 79368 103504 105824 155256 158736 207008 211648 310512 317472 414016 423296 621024 634944 828032 1242048 1269888 2484096 21392983 42785966 64178949 85571932 128357898 171143864 256715796 342287728 513431592 684575456 1026863184 1369150912 2053726368 2738301824 4107452736 8214905472
• Sum of all divisors σ(n): 21830815200
• Sum of proper divisors (its aliquot sum) s(n): 13615909728
• 8214905472 is an abundant number, because the sum of its proper divisors (13615909728) is greater than itself. Its abundance is 5401004256

Bases of 8214905472

• Binary: 111101001101001011000001010000000₂
• Hexadecimal: 0x1E9A58280
• Base-36: 3RUXXMO

Squares and roots of 8214905472

• 8214905472 squared (8214905472²) is 67484671913895542784
• 8214905472 cubed (8214905472³) is 554380200581585207252691714048
• The square root of 8214905472 is 90636.1157155359
• The cube root of 8214905472 is 2017.7507781791

Scales and comparisons

• 8,214,905,472 seconds is equal to 261 years, 10 weeks, 5 days, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 8,214,905,472 would take you about five hundred twenty-two 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 8214905472 cubic inches would be around 168.1 feet tall.

Recreational maths with 8214905472

• 8214905472 backwards is 2745094128
• The number of decimal digits it has is: 10
• The sum of 8214905472's digits is 42
• More coming soon!