18253739412

Names of 18253739412

• Cardinal: 18253739412 can be written as Eighteen billion, two hundred fifty-three million, seven hundred thirty-nine thousand, four hundred twelve.

Scientific notation

• Scientific notation: 1.8253739412 × 10¹⁰

Factors of 18253739412

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 81648

Divisors of 18253739412

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 271 276 414 542 813 828 1084 1626 2439 3252 4878 6233 9756 12466 18699 24932 37398 56097 74796 81349 112194 162698 224388 244047 325396 488094 732141 976188 1464282 1871027 2928564 3742054 5613081 7484108 11226162 16839243 22045579 22452324 33678486 44091158 66136737 67356972 88182316 132273474 198410211 264546948 396820422 507048317 793640844 1014096634 1521144951 2028193268 3042289902 4563434853 6084579804 9126869706 18253739412
• Sum of all divisors σ(n): 48325804800
• Sum of proper divisors (its aliquot sum) s(n): 30072065388
• 18253739412 is an abundant number, because the sum of its proper divisors (30072065388) is greater than itself. Its abundance is 11818325976

Bases of 18253739412

• Binary: 10001000000000000011111010110010100₂
• Hexadecimal: 0x44001F594
• Base-36: 8DVSZH0

Squares and roots of 18253739412

• 18253739412 squared (18253739412²) is 333199002521202105744
• 18253739412 cubed (18253739412³) is 6082127764360354243236644382528
• The square root of 18253739412 is 135106.4003369197
• The cube root of 18253739412 is 2632.9985226983

Scales and comparisons

• 18,253,739,412 seconds is equal to 580 years, 21 weeks, 3 days, 3 hours, 10 minutes, 12 seconds.
• To count from 1 to 18,253,739,412 would take you about one thousand, one hundred sixty 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 18253739412 cubic inches would be around 219.4 feet tall.

Recreational maths with 18253739412

• 18253739412 backwards is 21493735281
• The number of decimal digits it has is: 11
• The sum of 18253739412's digits is 45
• More coming soon!