231474175821

Names of 231474175821

• Cardinal: 231474175821 can be written as Two hundred thirty-one billion, four hundred seventy-four million, one hundred seventy-five thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 2.31474175821 × 10¹¹

Factors of 231474175821

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 77697

Divisors of 231474175821

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 19 21 27 57 63 133 171 189 399 513 839 1197 2517 3591 5873 7551 15941 17619 22653 47823 52857 76829 111587 143469 158571 230487 334761 430407 537803 691461 1004283 1459751 1613409 2074383 3012849 4379253 4840227 10218257 13137759 14520681 30654771 39413277 64459531 91964313 193378593 275892939 451216717 580135779 1224731089 1353650151 1740407337 3674193267 4060950453 8573117623 11022579801 12182851359 25719352869 33067739403 77158058607 231474175821
• Sum of all divisors σ(n): 413038080000
• Sum of proper divisors (its aliquot sum) s(n): 181563904179
• 231474175821 is a deficient number, because the sum of its proper divisors (181563904179) is less than itself. Its deficiency is 49910271642

Bases of 231474175821

• Binary: 11010111100100111011111001111101001101₂
• Hexadecimal: 0x35E4EF9F4D
• Base-36: 2YC5QX59

Squares and roots of 231474175821

• 231474175821 squared (231474175821²) is 53580294072011221024041
• 231474175821 cubed (231474175821³) is 12402454410565609410403758101912661
• The square root of 231474175821 is 481117.6319997015
• The cube root of 231474175821 is 6139.9879027745

Scales and comparisons

• 231,474,175,821 seconds is equal to 7,360 years, 8 weeks, 3 days, 6 hours, 10 minutes, 21 seconds.
• To count from 1 to 231,474,175,821 would take you about fourteen thousand, seven hundred twenty 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 231474175821 cubic inches would be around 511.7 feet tall.

Recreational maths with 231474175821

• 231474175821 backwards is 128571474132
• The number of decimal digits it has is: 12
• The sum of 231474175821's digits is 45
• More coming soon!