8242420140

Names of 8242420140

• Cardinal: 8242420140 can be written as Eight billion, two hundred forty-two million, four hundred twenty thousand, one hundred forty.

Scientific notation

• Scientific notation: 8.24242014 × 10⁹

Factors of 8242420140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 45640

Divisors of 8242420140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 337 540 674 1011 1348 1685 2022 3033 3370 4044 5055 6066 6740 9099 10110 12132 15165 18198 20220 30330 36396 45293 45495 60660 90586 90990 135879 181172 181980 226465 271758 407637 452930 543516 679395 815274 905860 1222911 1358790 1630548 2038185 2445822 2717580 4076370 4891644 6114555 8152740 12229110 15263741 24458220 30527482 45791223 61054964 76318705 91582446 137373669 152637410 183164892 228956115 274747338 305274820 412121007 457912230 549494676 686868345 824242014 915824460 1373736690 1648484028 2060605035 2747473380 4121210070 8242420140
• Sum of all divisors σ(n): 25719744960
• Sum of proper divisors (its aliquot sum) s(n): 17477324820
• 8242420140 is an abundant number, because the sum of its proper divisors (17477324820) is greater than itself. Its abundance is 9234904680

Bases of 8242420140

• Binary: 111101011010010010101100110101100₂
• Hexadecimal: 0x1EB4959AC
• Base-36: 3SBBO30

Squares and roots of 8242420140

• 8242420140 squared (8242420140²) is 67937489764277619600
• 8242420140 cubed (8242420140³) is 559969333894125704342298744000
• The square root of 8242420140 is 90787.7752783931
• The cube root of 8242420140 is 2020.0009917323

Scales and comparisons

• 8,242,420,140 seconds is equal to 262 years, 4 weeks, 2 days, 9 hours, 9 minutes.
• To count from 1 to 8,242,420,140 would take you about five hundred twenty-four 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 8242420140 cubic inches would be around 168.3 feet tall.

Recreational maths with 8242420140

• 8242420140 backwards is 0410242428
• 8242420140 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8242420140's digits is 27
• More coming soon!