6390130005

Names of 6390130005

• Cardinal: 6390130005 can be written as Six billion, three hundred ninety million, one hundred thirty thousand and five.

Scientific notation

• Scientific notation: 6.390130005 × 10⁹

Factors of 6390130005

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 995

Divisors of 6390130005

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 9 15 21 35 45 63 105 157 315 471 785 823 1099 1413 2355 2469 3297 4115 5495 5761 7065 7407 9891 12345 16485 17283 24649 28805 37035 49455 51849 73947 86415 123245 129211 172543 221841 259245 369735 387633 517629 646055 862715 904477 1109205 1162899 1552887 1938165 2588145 2713431 4522385 5814495 7764435 8140293 13567155 20286127 40701465 60858381 101430635 142002889 182575143 304291905 426008667 710014445 912875715 1278026001 2130043335 6390130005
• Sum of all divisors σ(n): 12755164032
• Sum of proper divisors (its aliquot sum) s(n): 6365034027
• 6390130005 is a deficient number, because the sum of its proper divisors (6365034027) is less than itself. Its deficiency is 25095978

Bases of 6390130005

• Binary: 101111100111000011010010101010101₂
• Hexadecimal: 0x17CE1A555
• Base-36: 2XOINV9

Squares and roots of 6390130005

• 6390130005 squared (6390130005²) is 40833761480801300025
• 6390130005 cubed (6390130005³) is 260933044455481618732759750125
• The square root of 6390130005 is 79938.2887294943
• The cube root of 6390130005 is 1855.6806161695

Scales and comparisons

• 6,390,130,005 seconds is equal to 203 years, 9 weeks, 4 days, 20 hours, 6 minutes, 45 seconds.
• To count from 1 to 6,390,130,005 would take you about four hundred six 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 6390130005 cubic inches would be around 154.6 feet tall.

Recreational maths with 6390130005

• 6390130005 backwards is 5000310936
• The number of decimal digits it has is: 10
• The sum of 6390130005's digits is 27
• More coming soon!