18376772211

Names of 18376772211

• Cardinal: 18376772211 can be written as Eighteen billion, three hundred seventy-six million, seven hundred seventy-two thousand, two hundred eleven.

Scientific notation

• Scientific notation: 1.8376772211 × 10¹⁰

Factors of 18376772211

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 442

Divisors of 18376772211

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 21 27 63 81 189 199 233 243 567 597 699 1393 1631 1701 1791 2097 4179 4893 5373 6291 12537 14679 16119 18873 37611 44037 46367 48357 54289 56619 112833 132111 139101 162867 324569 338499 380023 396333 417303 488601 973707 1140069 1251909 1465803 2921121 3420207 3755727 4397409 8763363 10260621 10803511 11267181 13192227 26290089 30781863 32410533 75624577 78870267 92345589 97231599 226873731 291694797 680621193 875084391 2041863579 2625253173 6125590737 18376772211
• Sum of all divisors σ(n): 31754195200
• Sum of proper divisors (its aliquot sum) s(n): 13377422989
• 18376772211 is a deficient number, because the sum of its proper divisors (13377422989) is less than itself. Its deficiency is 4999349222

Bases of 18376772211

• Binary: 10001000111010101110100101001110011₂
• Hexadecimal: 0x447574A73
• Base-36: 8FX206R

Squares and roots of 18376772211

• 18376772211 squared (18376772211²) is 337705756894981828521
• 18376772211 cubed (18376772211³) is 6205941768802423711714680029931
• The square root of 18376772211 is 135560.9538584027
• The cube root of 18376772211 is 2638.9008763961

Scales and comparisons

• 18,376,772,211 seconds is equal to 584 years, 16 weeks, 6 days, 2 hours, 56 minutes, 51 seconds.
• To count from 1 to 18,376,772,211 would take you about one thousand, one hundred sixty-eight 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 18376772211 cubic inches would be around 219.9 feet tall.

Recreational maths with 18376772211

• 18376772211 backwards is 11227767381
• The number of decimal digits it has is: 11
• The sum of 18376772211's digits is 45
• More coming soon!