2120809140

Names of 2120809140

• Cardinal: 2120809140 can be written as Two billion, one hundred twenty million, eight hundred nine thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.12080914 × 10⁹

Factors of 2120809140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1753

Divisors of 2120809140

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 73 90 103 146 180 206 219 292 309 365 412 438 515 618 657 730 876 927 1030 1095 1236 1314 1460 1545 1567 1854 2060 2190 2628 3090 3134 3285 3708 4380 4635 4701 6180 6268 6570 7519 7835 9270 9402 13140 14103 15038 15670 18540 18804 22557 23505 28206 30076 31340 37595 45114 47010 56412 67671 70515 75190 90228 94020 112785 114391 135342 141030 150380 161401 225570 228782 270684 282060 322802 338355 343173 451140 457564 484203 571955 645604 676710 686346 807005 968406 1029519 1143910 1353420 1372692 1452609 1614010 1715865 1936812 2059038 2287820 2421015 2905218 3228020 3431730 4118076 4842030 5147595 5810436 6863460 7263045 9684060 10295190 11782273 14526090 20590380 23564546 29052180 35346819 47129092 58911365 70693638 106040457 117822730 141387276 176734095 212080914 235645460 353468190 424161828 530202285 706936380 1060404570 2120809140
• Sum of all divisors σ(n): 6588761088
• Sum of proper divisors (its aliquot sum) s(n): 4467951948
• 2120809140 is an abundant number, because the sum of its proper divisors (4467951948) is greater than itself. Its abundance is 2347142808

Bases of 2120809140

• Binary: 1111110011010001111101010110100₂
• Hexadecimal: 0x7E68FAB4
• Base-36: Z2OAT0

Squares and roots of 2120809140

• 2120809140 squared (2120809140²) is 4497831408307539600
• 2120809140 cubed (2120809140³) is 9539041960917701914591944000
• The square root of 2120809140 is 46052.2435935537
• The cube root of 2120809140 is 1284.7950719649

Scales and comparisons

• 2,120,809,140 seconds is equal to 67 years, 22 weeks, 4 days, 9 hours, 39 minutes.
• To count from 1 to 2,120,809,140 would take you about one hundred thirty-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 2120809140 cubic inches would be around 107.1 feet tall.

Recreational maths with 2120809140

• 2120809140 backwards is 0419080212
• The number of decimal digits it has is: 10
• The sum of 2120809140's digits is 27
• More coming soon!