2091208028

Names of 2091208028

• Cardinal: 2091208028 can be written as Two billion, ninety-one million, two hundred eight thousand and twenty-eight.

Scientific notation

• Scientific notation: 2.091208028 × 10⁹

Factors of 2091208028

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1612

Divisors of 2091208028

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 13 14 26 28 52 91 169 182 338 359 364 676 718 1183 1231 1436 2366 2462 2513 4667 4732 4924 5026 8617 9334 10052 16003 17234 18668 32006 32669 34468 60671 64012 65338 112021 121342 130676 208039 224042 242684 416078 424697 441929 448084 832156 849394 883858 1456273 1698788 1767716 2912546 3093503 5745077 5825092 6187006 11490154 12374012 22980308 40215539 74686001 80431078 149372002 160862156 298744004 522802007 1045604014 2091208028
• Sum of all divisors σ(n): 4545192960
• Sum of proper divisors (its aliquot sum) s(n): 2453984932
• 2091208028 is an abundant number, because the sum of its proper divisors (2453984932) is greater than itself. Its abundance is 362776904

Bases of 2091208028

• Binary: 1111100101001010100110101011100₂
• Hexadecimal: 0x7CA54D5C
• Base-36: YL1UFW

Squares and roots of 2091208028

• 2091208028 squared (2091208028²) is 4373151016371648784
• 2091208028 cubed (2091208028³) is 9145168513092751368697237952
• The square root of 2091208028 is 45729.7280551721
• The cube root of 2091208028 is 1278.7895514853

Scales and comparisons

• 2,091,208,028 seconds is equal to 66 years, 25 weeks, 4 days, 19 hours, 7 minutes, 8 seconds.
• To count from 1 to 2,091,208,028 would take you about one hundred thirty-two 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 2091208028 cubic inches would be around 106.6 feet tall.

Recreational maths with 2091208028

• 2091208028 backwards is 8208021902
• The number of decimal digits it has is: 10
• The sum of 2091208028's digits is 32
• More coming soon!