18542209536

Names of 18542209536

• Cardinal: 18542209536 can be written as Eighteen billion, five hundred forty-two million, two hundred nine thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.8542209536 × 10¹⁰

Factors of 18542209536

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 236723

Divisors of 18542209536

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 204 256 272 288 306 384 408 512 544 576 612 768 816 1088 1152 1224 1536 1632 2176 2304 2448 3264 4352 4608 4896 6528 8704 9792 13056 19584 26112 39168 78336 236701 473402 710103 946804 1420206 1893608 2130309 2840412 3787216 4023917 4260618 5680824 7574432 8047834 8521236 11361648 12071751 15148864 16095668 17042472 22723296 24143502 30297728 32191336 34084944 36215253 45446592 48287004 60595456 64382672 68169888 72430506 90893184 96574008 121190912 128765344 136339776 144861012 181786368 193148016 257530688 272679552 289722024 363572736 386296032 515061376 545359104 579444048 772592064 1030122752 1090718208 1158888096 1545184128 2060245504 2317776192 3090368256 4635552384 6180736512 9271104768 18542209536
• Sum of all divisors σ(n): 56662198164
• Sum of proper divisors (its aliquot sum) s(n): 38119988628
• 18542209536 is an abundant number, because the sum of its proper divisors (38119988628) is greater than itself. Its abundance is 19577779092

Bases of 18542209536

• Binary: 10001010001001100111010101000000000₂
• Hexadecimal: 0x45133AA00
• Base-36: 8INJWG0

Squares and roots of 18542209536

• 18542209536 squared (18542209536²) is 343813534476929335296
• 18542209536 cubed (18542209536³) is 6375062597583983892923632582656
• The square root of 18542209536 is 136169.7820222971
• The cube root of 18542209536 is 2646.7961535569

Scales and comparisons

• 18,542,209,536 seconds is equal to 589 years, 30 weeks, 2 days, 21 hours, 45 minutes, 36 seconds.
• To count from 1 to 18,542,209,536 would take you about one thousand, one hundred seventy-nine 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 18542209536 cubic inches would be around 220.6 feet tall.

Recreational maths with 18542209536

• 18542209536 backwards is 63590224581
• The number of decimal digits it has is: 11
• The sum of 18542209536's digits is 45
• More coming soon!