27115989138

Names of 27115989138

• Cardinal: 27115989138 can be written as Twenty-seven billion, one hundred fifteen million, nine hundred eighty-nine thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 2.7115989138 × 10¹⁰

Factors of 27115989138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 327644

Divisors of 27115989138

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 54 63 73 81 126 146 162 189 219 378 438 511 567 657 1022 1134 1314 1533 1971 3066 3942 4599 5913 9198 11826 13797 27594 41391 82782 327559 655118 982677 1965354 2292913 2948031 4585826 5896062 6878739 8844093 13757478 17688186 20636217 23911807 26532279 41272434 47823614 53064558 61908651 71735421 123817302 143470842 167382649 185725953 215206263 334765298 371451906 430412526 502147947 645618789 1004295894 1291237578 1506443841 1936856367 3012887682 3873712734 4519331523 9038663046 13557994569 27115989138
• Sum of all divisors σ(n): 70391333760
• Sum of proper divisors (its aliquot sum) s(n): 43275344622
• 27115989138 is an abundant number, because the sum of its proper divisors (43275344622) is greater than itself. Its abundance is 16159355484

Bases of 27115989138

• Binary: 11001010000001111010010100010010010₂
• Hexadecimal: 0x6503D2892
• Base-36: CGG5R4I

Squares and roots of 27115989138

• 27115989138 squared (27115989138²) is 735276866932133983044
• 27115989138 cubed (27115989138³) is 19937759537154416467381780176072
• The square root of 27115989138 is 164669.3327186335
• The cube root of 27115989138 is 3004.2897570711

Scales and comparisons

• 27,115,989,138 seconds is equal to 862 years, 10 weeks, 4 days, 11 hours, 12 minutes, 18 seconds.
• To count from 1 to 27,115,989,138 would take you about one thousand, seven 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 27115989138 cubic inches would be around 250.4 feet tall.

Recreational maths with 27115989138

• 27115989138 backwards is 83198951172
• 27115989138 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27115989138's digits is 54
• More coming soon!