4072406640

Names of 4072406640

• Cardinal: 4072406640 can be written as Four billion, seventy-two million, four hundred six thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.07240664 × 10⁹

Factors of 4072406640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 239072

Divisors of 4072406640

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 71 80 120 142 213 240 284 355 426 568 710 852 1065 1136 1420 1704 2130 2840 3408 4260 5680 8520 17040 238991 477982 716973 955964 1194955 1433946 1911928 2389910 2867892 3584865 3823856 4779820 5735784 7169730 9559640 11471568 14339460 16968361 19119280 28678920 33936722 50905083 57357840 67873444 84841805 101810166 135746888 169683610 203620332 254525415 271493776 339367220 407240664 509050830 678734440 814481328 1018101660 1357468880 2036203320 4072406640
• Sum of all divisors σ(n): 12802323456
• Sum of proper divisors (its aliquot sum) s(n): 8729916816
• 4072406640 is an abundant number, because the sum of its proper divisors (8729916816) is greater than itself. Its abundance is 4657510176

Bases of 4072406640

• Binary: 11110010101110111111111001110000₂
• Hexadecimal: 0xF2BBFE70
• Base-36: 1VCLT2O

Squares and roots of 4072406640

• 4072406640 squared (4072406640²) is 16584495841516089600
• 4072406640 cubed (4072406640³) is 67538810986042510953874944000
• The square root of 4072406640 is 63815.4106779859
• The cube root of 4072406640 is 1596.9220305285

Scales and comparisons

• 4,072,406,640 seconds is equal to 129 years, 25 weeks, 3 days, 8 hours, 4 minutes.
• To count from 1 to 4,072,406,640 would take you about two hundred fifty-eight 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 4072406640 cubic inches would be around 133.1 feet tall.

Recreational maths with 4072406640

• 4072406640 backwards is 0466042704
• The number of decimal digits it has is: 10
• The sum of 4072406640's digits is 33
• More coming soon!