18136084992

Names of 18136084992

• Cardinal: 18136084992 can be written as Eighteen billion, one hundred thirty-six million, eighty-four thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.8136084992 × 10¹⁰

Factors of 18136084992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6993

Divisors of 18136084992

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 2861 4127 5722 8254 8583 11444 12381 16508 17166 22888 24762 33016 34332 45776 49524 66032 68664 91552 99048 132064 137328 183104 198096 264128 274656 366208 396192 528256 549312 732416 792384 1056512 1098624 1464832 1584768 2113024 2197248 3169536 4394496 6339072 11807347 23614694 35422041 47229388 70844082 94458776 141688164 188917552 283376328 377835104 566752656 755670208 1133505312 1511340416 2267010624 3022680832 4534021248 6045361664 9068042496 18136084992
• Sum of all divisors σ(n): 48344262912
• Sum of proper divisors (its aliquot sum) s(n): 30208177920
• 18136084992 is an abundant number, because the sum of its proper divisors (30208177920) is greater than itself. Its abundance is 12072092928

Bases of 18136084992

• Binary: 10000111000111111101011001000000000₂
• Hexadecimal: 0x438FEB200
• Base-36: 8BXR8QO

Squares and roots of 18136084992

• 18136084992 squared (18136084992²) is 328917578837047640064
• 18136084992 cubed (18136084992³) is 5965277165151556518553728319488
• The square root of 18136084992 is 134670.2825125127
• The cube root of 18136084992 is 2627.3293303751

Scales and comparisons

• 18,136,084,992 seconds is equal to 576 years, 34 weeks, 6 days, 9 hours, 23 minutes, 12 seconds.
• To count from 1 to 18,136,084,992 would take you about one thousand, one hundred fifty-three 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 18136084992 cubic inches would be around 218.9 feet tall.

Recreational maths with 18136084992

• 18136084992 backwards is 29948063181
• The number of decimal digits it has is: 11
• The sum of 18136084992's digits is 51
• More coming soon!