20797700

Names of 20797700

• Cardinal: 20797700 can be written as Twenty million, seven hundred ninety-seven thousand, seven hundred.

Scientific notation

• Scientific notation: 2.07977 × 10⁷

Factors of 20797700

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 135

Divisors of 20797700

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 25 28 35 37 44 50 55 70 73 74 77 100 110 140 146 148 154 175 185 220 259 275 292 308 350 365 370 385 407 511 518 550 700 730 740 770 803 814 925 1022 1036 1100 1295 1460 1540 1606 1628 1825 1850 1925 2035 2044 2555 2590 2701 2849 3212 3650 3700 3850 4015 4070 5110 5180 5402 5621 5698 6475 7300 7700 8030 8140 10175 10220 10804 11242 11396 12775 12950 13505 14245 16060 18907 20075 20350 22484 25550 25900 27010 28105 28490 29711 37814 40150 40700 51100 54020 56210 56980 59422 67525 71225 75628 80300 94535 112420 118844 135050 140525 142450 148555 189070 207977 270100 281050 284900 297110 378140 415954 472675 562100 594220 742775 831908 945350 1039885 1485550 1890700 2079770 2971100 4159540 5199425 10398850 20797700
• Sum of all divisors σ(n): 58579584
• Sum of proper divisors (its aliquot sum) s(n): 37781884
• 20797700 is an abundant number, because the sum of its proper divisors (37781884) is greater than itself. Its abundance is 16984184

Bases of 20797700

• Binary: 1001111010101100100000100₂
• Hexadecimal: 0x13D5904
• Base-36: CDRLW

Squares and roots of 20797700

• 20797700 squared (20797700²) is 432544325290000
• 20797700 cubed (20797700³) is 8995927114083833000000
• The square root of 20797700 is 4560.4495392451
• The cube root of 20797700 is 275.0036363157

Scales and comparisons

• 20,797,700 seconds is equal to 34 weeks, 2 days, 17 hours, 8 minutes, 20 seconds.
• To count from 1 to 20,797,700 would take you about fifty-one weeks!

  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 20797700 cubic inches would be around 22.9 feet tall.

Recreational maths with 20797700

• 20797700 backwards is 00779702
• The number of decimal digits it has is: 8
• The sum of 20797700's digits is 32
• More coming soon!