8142974800

Names of 8142974800

• Cardinal: 8142974800 can be written as Eight billion, one hundred forty-two million, nine hundred seventy-four thousand, eight hundred.

Scientific notation

• Scientific notation: 8.1429748 × 10⁹

Factors of 8142974800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7654

Divisors of 8142974800

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 37 40 50 73 74 80 100 146 148 185 200 292 296 365 370 400 584 592 730 740 925 1168 1460 1480 1825 1850 2701 2920 2960 3650 3700 5402 5840 7300 7400 7537 10804 13505 14600 14800 15074 21608 27010 29200 30148 37685 43216 54020 60296 67525 75370 108040 120592 135050 150740 188425 216080 270100 278869 301480 376850 540200 550201 557738 602960 753700 1080400 1100402 1115476 1394345 1507400 2200804 2230952 2751005 2788690 3014800 4401608 4461904 5502010 5577380 6971725 8803216 11004020 11154760 13755025 13943450 20357437 22008040 22309520 27510050 27886900 40714874 44016080 55020100 55773800 81429748 101787185 110040200 111547600 162859496 203574370 220080400 325718992 407148740 508935925 814297480 1017871850 1628594960 2035743700 4071487400 8142974800
• Sum of all divisors σ(n): 20370178616
• Sum of proper divisors (its aliquot sum) s(n): 12227203816
• 8142974800 is an abundant number, because the sum of its proper divisors (12227203816) is greater than itself. Its abundance is 4084229016

Bases of 8142974800

• Binary: 111100101010110111110111101010000₂
• Hexadecimal: 0x1E55BEF50
• Base-36: 3QO47KG

Squares and roots of 8142974800

• 8142974800 squared (8142974800²) is 66308038593435040000
• 8142974800 cubed (8142974800³) is 539944687303768976156992000000
• The square root of 8142974800 is 90238.4330537715
• The cube root of 8142974800 is 2011.8442846605

Scales and comparisons

• 8,142,974,800 seconds is equal to 258 years, 47 weeks, 6 days, 9 hours, 26 minutes, 40 seconds.
• To count from 1 to 8,142,974,800 would take you about five hundred seventeen 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 8142974800 cubic inches would be around 167.7 feet tall.

Recreational maths with 8142974800

• 8142974800 backwards is 0084792418
• The number of decimal digits it has is: 10
• The sum of 8142974800's digits is 43
• More coming soon!