27998138532

Names of 27998138532

• Cardinal: 27998138532 can be written as Twenty-seven billion, nine hundred ninety-eight million, one hundred thirty-eight thousand, five hundred thirty-two.

Scientific notation

• Scientific notation: 2.7998138532 × 10¹⁰

Factors of 27998138532

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 61347

Divisors of 27998138532

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 156 182 273 364 421 546 842 1092 1263 1684 2526 2947 5052 5473 5894 8841 10946 11788 16419 17682 21892 32838 35364 38311 60901 65676 76622 114933 121802 153244 182703 229866 243604 365406 426307 459732 730812 791713 852614 1278921 1583426 1705228 2375139 2557842 3166852 4750278 5115684 5541991 9500556 11083982 16625973 22167964 25639321 33251946 51278642 66503892 76917963 102557284 153835926 179475247 307671852 333311173 358950494 538425741 666622346 717900988 999933519 1076851482 1333244692 1999867038 2153702964 2333178211 3999734076 4666356422 6999534633 9332712844 13999069266 27998138532
• Sum of all divisors σ(n): 80597219584
• Sum of proper divisors (its aliquot sum) s(n): 52599081052
• 27998138532 is an abundant number, because the sum of its proper divisors (52599081052) is greater than itself. Its abundance is 24600942520

Bases of 27998138532

• Binary: 11010000100110100011011000010100100₂
• Hexadecimal: 0x684D1B0A4
• Base-36: CV1D9YC

Squares and roots of 27998138532

• 27998138532 squared (27998138532²) is 783895761257063115024
• 27998138532 cubed (27998138532³) is 21947622118322851557909402504768
• The square root of 27998138532 is 167326.4430148445
• The cube root of 27998138532 is 3036.5216785605

Scales and comparisons

• 27,998,138,532 seconds is equal to 890 years, 13 weeks, 1 day, 12 hours, 42 minutes, 12 seconds.
• To count from 1 to 27,998,138,532 would take you about one thousand, seven hundred eighty 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 27998138532 cubic inches would be around 253 feet tall.

Recreational maths with 27998138532

• 27998138532 backwards is 23583189972
• The number of decimal digits it has is: 11
• The sum of 27998138532's digits is 57
• More coming soon!