213746907231

Names of 213746907231

• Cardinal: 213746907231 can be written as Two hundred thirteen billion, seven hundred forty-six million, nine hundred seven thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 2.13746907231 × 10¹¹

Factors of 213746907231

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13129

Divisors of 213746907231

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 11 13 33 39 99 117 143 169 429 507 1061 1287 1521 1859 3183 5577 9549 11671 12041 13793 16731 35013 36123 41379 105039 108369 124137 132451 151723 156533 179309 397353 455169 469599 537927 1192059 1365507 1408797 1613781 1721863 1972399 2034929 5165589 5917197 6104787 12775501 15496767 17751591 18314361 22384219 38326503 67152657 114979509 140530511 166081513 201457971 421591533 498244539 1264774599 1494733617 1826896643 2159059669 5480689929 6477179007 16442069787 19431537021 23749656359 71248969077 213746907231
• Sum of all divisors σ(n): 365089066992
• Sum of proper divisors (its aliquot sum) s(n): 151342159761
• 213746907231 is a deficient number, because the sum of its proper divisors (151342159761) is less than itself. Its deficiency is 62404747470

Bases of 213746907231

• Binary: 11000111000100010011101111100001011111₂
• Hexadecimal: 0x31C44EF85F
• Base-36: 2Q6ZE15R

Squares and roots of 213746907231

• 213746907231 squared (213746907231²) is 45687740350817720087361
• 213746907231 cubed (213746907231³) is 9765613198360250610504076882607391
• The square root of 213746907231 is 462327.7054546915
• The cube root of 213746907231 is 5979.0650696539

Scales and comparisons

• 213,746,907,231 seconds is equal to 6,796 years, 25 weeks, 3 days, 12 hours, 53 minutes, 51 seconds.
• To count from 1 to 213,746,907,231 would take you about thirteen thousand, five hundred ninety-two 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 213746907231 cubic inches would be around 498.3 feet tall.

Recreational maths with 213746907231

• 213746907231 backwards is 132709647312
• The number of decimal digits it has is: 12
• The sum of 213746907231's digits is 45
• More coming soon!