640480090000

Names of 640480090000

• Cardinal: 640480090000 can be written as Six hundred forty billion, four hundred eighty million, ninety thousand.

Scientific notation

• Scientific notation: 6.4048009 × 10¹¹

Factors of 640480090000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 211

Divisors of 640480090000

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 53 80 100 106 125 151 200 212 250 265 302 400 424 500 530 604 625 755 848 1000 1060 1208 1250 1325 1510 2000 2120 2416 2500 2650 2809 3020 3775 4240 5000 5300 5618 6040 6625 7550 8003 10000 10600 11236 12080 13250 14045 15100 16006 18875 21200 22472 22801 26500 28090 30200 32012 33125 37750 40015 44944 45602 53000 56180 60400 64024 66250 70225 75500 80030 91204 94375 106000 112360 114005 128048 132500 140450 151000 160060 182408 188750 200075 224720 228010 265000 280900 302000 320120 351125 364816 377500 400150 424159 456020 530000 561800 570025 640240 702250 755000 800300 848318 912040 1000375 1123600 1140050 1208453 1404500 1510000 1600600 1696636 1755625 1824080 2000750 2120795 2280100 2416906 2809000 2850125 3201200 3393272 3511250 4001500 4241590 4560200 4833812 5001875 5618000 5700250 6042265 6786544 7022500 8003000 8483180 9120400 9667624 10003750 10603975 11400500 12084530 14045000 14250625 16006000 16966360 19335248 20007500 21207950 22801000 24169060 28090000 28501250 30211325 33932720 40015000 42415900 45602000 48338120 53019875 57002500 60422650 64048009 80030000 84831800 96676240 106039750 114005000 120845300 128096018 151056625 169663600 212079500 228010000 241690600 256192036 265099375 302113250 320240045 424159000 483381200 512384072 530198750 604226500 640480090 755283125 848318000 1024768144 1060397500 1208453000 1280960180 1510566250 1601200225 2120795000 2416906000 2561920360 3021132500 3202400450 4241590000 5123840720 6042265000 6404800900 8006001125 12084530000 12809601800 16012002250 25619203600 32024004500 40030005625 64048009000 80060011250 128096018000 160120022500 320240045000 640480090000
• Sum of all divisors σ(n): 1591012282629
• Sum of proper divisors (its aliquot sum) s(n): 950532192629
• 640480090000 is an abundant number, because the sum of its proper divisors (950532192629) is greater than itself. Its abundance is 310052102629

Bases of 640480090000

• Binary: 1001010100011111100101101001011110010000₂
• Hexadecimal: 0x951F969790
• Base-36: 868DB4B4

Squares and roots of 640480090000

• 640480090000 squared (640480090000²) is 410214745686408100000000
• 640480090000 cubed (640480090000³) is 262734377236557771664729000000000000
• 640480090000 is a perfect square number. Its square root is 800300
• The cube root of 640480090000 is 8619.8930601879

Scales and comparisons

• 640,480,090,000 seconds is equal to 20,365 years, 14 weeks, 6 days, 6 minutes, 40 seconds.
• To count from 1 to 640,480,090,000 would take you about forty thousand, seven hundred thirty 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 640480090000 cubic inches would be around 718.3 feet tall.

Recreational maths with 640480090000

• 640480090000 backwards is 000090084046
• The number of decimal digits it has is: 12
• The sum of 640480090000's digits is 31
• More coming soon!