21827214892

Names of 21827214892

• Cardinal: 21827214892 can be written as Twenty-one billion, eight hundred twenty-seven million, two hundred fourteen thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 2.1827214892 × 10¹⁰

Factors of 21827214892

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 530

Divisors of 21827214892

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 28 151 179 191 302 358 382 604 716 764 1057 1253 1337 2114 2506 2674 4228 5012 5348 22801 27029 28841 34189 45602 54058 57682 68378 91204 108116 115364 136756 159607 189203 201887 239323 319214 378406 403774 478646 638428 756812 807548 957292 4081379 4354991 5162539 8162758 8709982 10325078 16325516 17419964 20650156 28569653 30484937 36137773 57139306 60969874 72275546 114278612 121939748 144551092 779543389 1559086778 3118173556 5456803723 10913607446 21827214892
• Sum of all divisors σ(n): 44422318080
• Sum of proper divisors (its aliquot sum) s(n): 22595103188
• 21827214892 is an abundant number, because the sum of its proper divisors (22595103188) is greater than itself. Its abundance is 767888296

Bases of 21827214892

• Binary: 10100010101000000001101111000101100₂
• Hexadecimal: 0x51500DE2C
• Base-36: A0ZCYSS

Squares and roots of 21827214892

• 21827214892 squared (21827214892²) is 476427309941546571664
• 21827214892 cubed (21827214892³) is 10399081274511624978536006020288
• The square root of 21827214892 is 147740.3631104243
• The cube root of 21827214892 is 2794.6844259115

Scales and comparisons

• 21,827,214,892 seconds is equal to 694 years, 1 week, 6 days, 19 hours, 14 minutes, 52 seconds.
• To count from 1 to 21,827,214,892 would take you about one thousand, three hundred eighty-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 21827214892 cubic inches would be around 232.9 feet tall.

Recreational maths with 21827214892

• 21827214892 backwards is 29841272812
• The number of decimal digits it has is: 11
• The sum of 21827214892's digits is 46
• More coming soon!