27994841840

Names of 27994841840

• Cardinal: 27994841840 can be written as Twenty-seven billion, nine hundred ninety-four million, eight hundred forty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.799484184 × 10¹⁰

Factors of 27994841840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 16680

Divisors of 27994841840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 3923 7846 12743 15692 19615 25486 27461 31384 39230 50972 54922 62768 63715 78460 89201 101944 109844 127430 137305 156920 178402 203888 219688 254860 274610 313840 356804 439376 446005 509720 549220 713608 892010 1019440 1098440 1427216 1784020 2196880 3568040 7136080 49990789 99981578 199963156 249953945 349935523 399926312 499907890 699871046 799852624 999815780 1399742092 1749677615 1999631560 2799484184 3499355230 3999263120 5598968368 6998710460 13997420920 27994841840
• Sum of all divisors σ(n): 74411094528
• Sum of proper divisors (its aliquot sum) s(n): 46416252688
• 27994841840 is an abundant number, because the sum of its proper divisors (46416252688) is greater than itself. Its abundance is 18421410848

Bases of 27994841840

• Binary: 11010000100100111110110001011110000₂
• Hexadecimal: 0x6849F62F0
• Base-36: CUZEM7K

Squares and roots of 27994841840

• 27994841840 squared (27994841840²) is 783711169646614585600
• 27994841840 cubed (27994841840³) is 21939870242498384015309141504000
• The square root of 27994841840 is 167316.5916458975
• The cube root of 27994841840 is 3036.4024936173

Scales and comparisons

• 27,994,841,840 seconds is equal to 890 years, 7 weeks, 5 days, 8 hours, 57 minutes, 20 seconds.
• To count from 1 to 27,994,841,840 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 27994841840 cubic inches would be around 253 feet tall.

Recreational maths with 27994841840

• 27994841840 backwards is 04814849972
• 27994841840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27994841840's digits is 56
• More coming soon!