3805720425

Names of 3805720425

• Cardinal: 3805720425 can be written as Three billion, eight hundred five million, seven hundred twenty thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 3.805720425 × 10⁹

Factors of 3805720425

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 118

Divisors of 3805720425

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 9 13 15 19 25 31 39 45 47 57 65 75 93 95 117 141 155 171 195 225 235 247 279 285 325 403 423 465 475 585 589 611 705 741 775 855 893 975 1175 1209 1235 1395 1425 1457 1767 1833 2015 2115 2209 2223 2325 2679 2925 2945 3055 3525 3627 3705 4275 4371 4465 5301 5499 6045 6175 6627 6975 7285 7657 8037 8835 9165 10075 10575 11045 11115 11609 13113 13395 14725 15275 18135 18525 18941 19881 21855 22325 22971 26505 27495 27683 28717 30225 33135 34827 36425 38285 40185 41971 44175 45825 55225 55575 56823 58045 65565 66975 68479 68913 83049 86151 90675 94705 99405 104481 109275 114855 125913 132525 137475 138415 143585 165675 170469 174135 191425 200925 205437 209855 249147 258453 284115 290225 327825 342395 344565 359879 377739 415245 430755 473525 497025 522405 545623 574275 616311 629565 692075 717925 852345 870675 890227 1027185 1049275 1079637 1245735 1292265 1301101 1420575 1636869 1711975 1722825 1799395 1888695 2076225 2153775 2612025 2670681 2728115 3081555 3147825 3238911 3903303 4261725 4451135 4910607 5135925 5398185 6228675 6461325 6505505 8012043 8184345 8996975 9443475 11709909 13353405 13640575 15407775 16194555 16914313 19516515 22255675 24553035 26990925 32527525 40060215 40921725 50742939 58549545 66767025 80972775 84571565 97582575 122765175 152228817 200301075 253714695 292747725 422857825 761144085 1268573475 3805720425
• Sum of all divisors σ(n): 8149756160
• Sum of proper divisors (its aliquot sum) s(n): 4344035735
• 3805720425 is an abundant number, because the sum of its proper divisors (4344035735) is greater than itself. Its abundance is 538315310

Bases of 3805720425

• Binary: 11100010110101101010111101101001₂
• Hexadecimal: 0xE2D6AF69
• Base-36: 1QXTSO9

Squares and roots of 3805720425

• 3805720425 squared (3805720425²) is 14483507953262180625
• 3805720425 cubed (3805720425³) is 55120182043379826184601765625
• The square root of 3805720425 is 61690.5213545809
• The cube root of 3805720425 is 1561.2733993673

Scales and comparisons

• 3,805,720,425 seconds is equal to 121 years, 3 days, 16 hours, 33 minutes, 45 seconds.
• To count from 1 to 3,805,720,425 would take you about two hundred forty-two 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 3805720425 cubic inches would be around 130.1 feet tall.

Recreational maths with 3805720425

• 3805720425 backwards is 5240275083
• The number of decimal digits it has is: 10
• The sum of 3805720425's digits is 36
• More coming soon!