40721657859839013

Names of 40721657859839013

• Cardinal: 40721657859839013 can be written as Forty quadrillion, seven hundred twenty-one trillion, six hundred fifty-seven billion, eight hundred fifty-nine million, eight hundred thirty-nine thousand and thirteen.

Scientific notation

• Scientific notation: 4.0721657859839013 × 10¹⁶

Factors of 40721657859839013

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1622644

Divisors of 40721657859839013

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 23173 69519 567761 1031707 1703283 3095121 13156725653 23907746311 39470176959 71723238933 585762998027 1757288994081 13573885953279671 40721657859839013
• Sum of all divisors σ(n): 54298035129489216
• Sum of proper divisors (its aliquot sum) s(n): 13576377269650203
• 40721657859839013 is a deficient number, because the sum of its proper divisors (13576377269650203) is less than itself. Its deficiency is 27145280590188810

Bases of 40721657859839013

• Binary: 10010000101011000010000111001111011001101001010000100101₂
• Hexadecimal: 0x90AC21CF669425
• Base-36: B4YMFD3P6HX

Squares and roots of 40721657859839013

• 40721657859839013 squared (40721657859839013²) is 1658253418853788464532210276814169
• 40721657859839013 cubed (40721657859839013³) is 67526828367472289974354396998462833882384857375197
• The square root of 40721657859839013 is 201796079.8921500681
• The cube root of 40721657859839013 is 344039.6392144089

Scales and comparisons

• 40,721,657,859,839,013 seconds is equal to 1,294,822,759 years, 30 weeks, 2 days, 21 hours, 3 minutes, 33 seconds.
• To count from 1 to 40,721,657,859,839,013 would take you about three billion, eight hundred eighty-four million, four hundred sixty-eight thousand, two hundred seventy-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 40721657859839013 cubic inches would be around 28670 feet tall.

Recreational maths with 40721657859839013

• 40721657859839013 backwards is 31093895875612704
• The number of decimal digits it has is: 17
• The sum of 40721657859839013's digits is 78
• More coming soon!