20742377916

Names of 20742377916

• Cardinal: 20742377916 can be written as Twenty billion, seven hundred forty-two million, three hundred seventy-seven thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 2.0742377916 × 10¹⁰

Factors of 20742377916

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 905

Divisors of 20742377916

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 52 78 156 169 338 507 676 887 1014 1774 2028 2197 2661 3548 4394 5322 6591 8788 10644 11531 13182 23062 26364 34593 46124 69186 138372 149903 299806 449709 599612 786769 899418 1573538 1798836 1948739 2360307 3147076 3897478 4720614 5846217 7794956 9441228 10227997 11692434 20455994 23384868 30683991 40911988 61367982 122735964 132963961 265927922 398891883 531855844 797783766 1595567532 1728531493 3457062986 5185594479 6914125972 10371188958 20742377916
• Sum of all divisors σ(n): 52489462480
• Sum of proper divisors (its aliquot sum) s(n): 31747084564
• 20742377916 is an abundant number, because the sum of its proper divisors (31747084564) is greater than itself. Its abundance is 11004706648

Bases of 20742377916

• Binary: 10011010100010101111001000110111100₂
• Hexadecimal: 0x4D45791BC
• Base-36: 9J1H58C

Squares and roots of 20742377916

• 20742377916 squared (20742377916²) is 430246241610164503056
• 20742377916 cubed (20742377916³) is 8924330140416676469315888911296
• The square root of 20742377916 is 144022.1438390639
• The cube root of 20742377916 is 2747.5958234429

Scales and comparisons

• 20,742,377,916 seconds is equal to 659 years, 28 weeks, 1 day, 19 hours, 38 minutes, 36 seconds.
• To count from 1 to 20,742,377,916 would take you about one thousand, three hundred nineteen 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 20742377916 cubic inches would be around 229 feet tall.

Recreational maths with 20742377916

• 20742377916 backwards is 61977324702
• The number of decimal digits it has is: 11
• The sum of 20742377916's digits is 48
• More coming soon!