1427997186

Names of 1427997186

• Cardinal: 1427997186 can be written as One billion, four hundred twenty-seven million, nine hundred ninety-seven thousand, one hundred eighty-six.

Scientific notation

• Scientific notation: 1.427997186 × 10⁹

Factors of 1427997186

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 124

Divisors of 1427997186

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 21 22 33 42 63 66 77 99 101 126 154 198 202 231 303 462 606 693 707 909 1111 1386 1414 1818 2121 2222 3333 4242 6363 6666 7777 9999 10201 12726 15554 19998 20402 23331 30603 46662 61206 69993 71407 91809 112211 139986 142814 183618 214221 224422 336633 428442 642663 673266 785477 1009899 1030301 1285326 1570954 2019798 2060602 2356431 3090903 4712862 6181806 7069293 7212107 9272709 11333311 14138586 14424214 18545418 21636321 22666622 33999933 43272642 64908963 67999866 79333177 101999799 129817926 158666354 203999598 237999531 475999062 713998593 1427997186
• Sum of all divisors σ(n): 3896021376
• Sum of proper divisors (its aliquot sum) s(n): 2468024190
• 1427997186 is an abundant number, because the sum of its proper divisors (2468024190) is greater than itself. Its abundance is 1040027004

Bases of 1427997186

• Binary: 1010101000111011000001000000010₂
• Hexadecimal: 0x551D8202
• Base-36: NM6XOI

Squares and roots of 1427997186

• 1427997186 squared (1427997186²) is 2039175963223918596
• 1427997186 cubed (1427997186³) is 2911937537242595242981070856
• The square root of 1427997186 is 37788.8500221957
• The cube root of 1427997186 is 1126.0969543409

Scales and comparisons

• 1,427,997,186 seconds is equal to 45 years, 21 weeks, 17 hours, 53 minutes, 6 seconds.
• To count from 1 to 1,427,997,186 would take you about ninety 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 1427997186 cubic inches would be around 93.8 feet tall.

Recreational maths with 1427997186

• 1427997186 backwards is 6817997241
• The number of decimal digits it has is: 10
• The sum of 1427997186's digits is 54
• More coming soon!