31685713552433985

Names of 31685713552433985

• Cardinal: 31685713552433985 can be written as Thirty-one quadrillion, six hundred eighty-five trillion, seven hundred thirteen billion, five hundred fifty-two million, four hundred thirty-three thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 3.1685713552433985 × 10¹⁶

Factors of 31685713552433985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8388419

Divisors of 31685713552433985

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 5 11 15 33 55 121 165 363 605 1815 3828659 4559741 11485977 13679223 19143295 22798705 42115249 50157151 57429885 68396115 126345747 150471453 210576245 250785755 463267739 551728661 631728735 752357265 1389803217 1655185983 2316338695 2758643305 6949016085 8275929915 17457693417319 52373080251957 87288467086595 192034627590509 261865401259785 576103882771527 960173137952545 2112380903495599 2880519413857635 6337142710486797 10561904517477995 31685713552433985
• Sum of all divisors σ(n): 55724984163858240
• Sum of proper divisors (its aliquot sum) s(n): 24039270611424255
• 31685713552433985 is a deficient number, because the sum of its proper divisors (24039270611424255) is less than itself. Its deficiency is 7646442941009730

Bases of 31685713552433985

• Binary: 1110000100100011111110100010100101111110110001101000001₂
• Hexadecimal: 0x7091FD14BF6341
• Base-36: 8NZNBUS8LKX

Squares and roots of 31685713552433985

• 31685713552433985 squared (31685713552433985²) is 1003984443326898705495917782980225
• 31685713552433985 cubed (31685713552433985³) is 31811963482356004467500483111558956109555872946625
• The square root of 31685713552433985 is 178004813.2844558365
• The cube root of 31685713552433985 is 316437.4168289015

Scales and comparisons

• 31,685,713,552,433,985 seconds is equal to 1,007,507,680 years, 32 weeks, 1 day, 18 hours, 19 minutes, 45 seconds.
• To count from 1 to 31,685,713,552,433,985 would take you about three billion, twenty-two million, five hundred twenty-three thousand and forty-one 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 31685713552433985 cubic inches would be around 26369.8 feet tall.

Recreational maths with 31685713552433985

• 31685713552433985 backwards is 58933425531758613
• The number of decimal digits it has is: 17
• The sum of 31685713552433985's digits is 78
• More coming soon!