18609946557512

Names of 18609946557512

• Cardinal: 18609946557512 can be written as Eighteen trillion, six hundred nine billion, nine hundred forty-six million, five hundred fifty-seven thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.8609946557512 × 10¹³

Factors of 18609946557512

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 74214

Divisors of 18609946557512

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 19 38 76 139 152 278 556 1112 2641 5282 10564 14887 21128 29774 59167 59548 118334 119096 236668 282853 473336 565706 1124173 1131412 2069293 2248346 2262824 4138586 4496692 8224213 8277172 8993384 16448426 16554344 32896852 39316567 65793704 78633134 156260047 157266268 312520094 314532536 625040188 880819129 1250080376 1761638258 3523276516 7046553032 16735563451 33471126902 66942253804 122433858931 133884507608 244867717862 489735435724 979470871448 2326243319689 4652486639378 9304973278756 18609946557512
• Sum of all divisors σ(n): 36997513728000
• Sum of proper divisors (its aliquot sum) s(n): 18387567170488
• 18609946557512 is a deficient number, because the sum of its proper divisors (18387567170488) is less than itself. Its deficiency is 222379387024

Bases of 18609946557512

• Binary: 100001110110011110111010000001111110001001000₂
• Hexadecimal: 0x10ECF740FC48
• Base-36: 6LHAHOOQW

Squares and roots of 18609946557512

• 18609946557512 squared (18609946557512²) is 346330110873452739523630144
• 18609946557512 cubed (18609946557512³) is 6445184854612161089367206421110312841728
• The square root of 18609946557512 is 4313924.7278449355
• The cube root of 18609946557512 is 26500.1526311427

Scales and comparisons

• 18,609,946,557,512 seconds is equal to 591,738 years, 38 weeks, 1 day, 23 hours, 18 minutes, 32 seconds.
• To count from 1 to 18,609,946,557,512 would take you about one million, four hundred seventy-nine thousand, three hundred forty-six 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 18609946557512 cubic inches would be around 2208.3 feet tall.

Recreational maths with 18609946557512

• 18609946557512 backwards is 21575564990681
• The number of decimal digits it has is: 14
• The sum of 18609946557512's digits is 68
• More coming soon!