1949427123

Names of 1949427123

• Cardinal: 1949427123 can be written as One billion, nine hundred forty-nine million, four hundred twenty-seven thousand, one hundred twenty-three.

Scientific notation

• Scientific notation: 1.949427123 × 10⁹

Factors of 1949427123

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 74

Divisors of 1949427123

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 21 23 41 49 69 123 147 161 287 343 483 861 943 1029 1127 1681 2009 2401 2829 3381 5043 6027 6601 7203 7889 11767 14063 16807 19803 23667 35301 38663 42189 46207 50421 55223 82369 98441 115989 138621 165669 247107 270641 295323 323449 386561 576583 689087 811923 970347 1159683 1729749 1894487 2067261 2264143 4036081 5683461 6792429 12108243 13261409 15849001 28252567 39784227 47547003 84757701 92829863 278489589 649809041 1949427123
• Sum of all divisors σ(n): 3243320064
• Sum of proper divisors (its aliquot sum) s(n): 1293892941
• 1949427123 is a deficient number, because the sum of its proper divisors (1293892941) is less than itself. Its deficiency is 655534182

Bases of 1949427123

• Binary: 1110100001100011110010110110011₂
• Hexadecimal: 0x7431E5B3
• Base-36: W8MZLF

Squares and roots of 1949427123

• 1949427123 squared (1949427123²) is 3800266107888057129
• 1949427123 cubed (1949427123³) is 7408341825334622815046109867
• The square root of 1949427123 is 44152.3173004543
• The cube root of 1949427123 is 1249.2106211831

Scales and comparisons

• 1,949,427,123 seconds is equal to 61 years, 51 weeks, 1 day, 19 hours, 32 minutes, 3 seconds.
• To count from 1 to 1,949,427,123 would take you about one hundred twenty-three 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 1949427123 cubic inches would be around 104.1 feet tall.

Recreational maths with 1949427123

• 1949427123 backwards is 3217249491
• The number of decimal digits it has is: 10
• The sum of 1949427123's digits is 42
• More coming soon!