6513857940

Names of 6513857940

• Cardinal: 6513857940 can be written as Six billion, five hundred thirteen million, eight hundred fifty-seven thousand, nine hundred forty.

Scientific notation

• Scientific notation: 6.51385794 × 10⁹

Factors of 6513857940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 190

Divisors of 6513857940

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 53 60 106 127 159 212 254 265 318 381 508 530 635 636 762 795 1060 1270 1524 1590 1905 2540 3180 3810 6731 7620 13462 16129 20193 26924 32258 33655 40386 48387 64516 67310 80645 80772 96774 100965 134620 161290 193548 201930 241935 322580 403860 483870 854837 967740 1709674 2048383 2564511 3419348 4096766 4274185 5129022 6145149 8193532 8548370 10241915 10258044 12290298 12822555 17096740 20483830 24580596 25645110 30725745 40967660 51290220 61451490 108564299 122902980 217128598 325692897 434257196 542821495 651385794 1085642990 1302771588 1628464485 2171285980 3256928970 6513857940
• Sum of all divisors σ(n): 18730414080
• Sum of proper divisors (its aliquot sum) s(n): 12216556140
• 6513857940 is an abundant number, because the sum of its proper divisors (12216556140) is greater than itself. Its abundance is 5702698200

Bases of 6513857940

• Binary: 110000100010000011001010110010100₂
• Hexadecimal: 0x184419594
• Base-36: 2ZQ6KYC

Squares and roots of 6513857940

• 6513857940 squared (6513857940²) is 42430345262501043600
• 6513857940 cubed (6513857940³) is 276385241385083807112146184000
• The square root of 6513857940 is 80708.4750196657
• The cube root of 6513857940 is 1867.5809168733

Scales and comparisons

• 6,513,857,940 seconds is equal to 207 years, 6 weeks, 1 day, 20 hours, 59 minutes.
• To count from 1 to 6,513,857,940 would take you about four hundred fourteen 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 6513857940 cubic inches would be around 155.6 feet tall.

Recreational maths with 6513857940

• 6513857940 backwards is 0497583156
• The number of decimal digits it has is: 10
• The sum of 6513857940's digits is 48
• More coming soon!