399395844892816

Names of 399395844892816

• Cardinal: 399395844892816 can be written as Three hundred ninety-nine trillion, three hundred ninety-five billion, eight hundred forty-four million, eight hundred ninety-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 3.99395844892816 × 10¹⁴

Factors of 399395844892816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10706

Divisors of 399395844892816

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 16 1051 1621 2102 2801 3242 4204 5231 5602 6484 8408 10462 11204 12968 16816 20924 22408 25936 41848 44816 83696 1703671 2943851 3407342 4540421 5497781 5887702 6814684 8479451 9080842 10995562 11775404 13629368 14652031 16958902 18161684 21991124 23550808 27258736 29304062 33917804 36323368 43982248 47101616 58608124 67835608 72646736 87964496 117216248 135671216 234432496 4771982471 8911903001 9543964942 15399284581 17823806002 19087929884 23750942251 30798569162 35647612004 38175859768 47501884502 61597138324 71295224008 76351719536 95003769004 123194276648 142590448016 190007538008 246388553296 380015076016 24962240305801 49924480611602 99848961223204 199697922446408 399395844892816
• Sum of all divisors σ(n): 775468479626496
• Sum of proper divisors (its aliquot sum) s(n): 376072634733680
• 399395844892816 is a deficient number, because the sum of its proper divisors (376072634733680) is less than itself. Its deficiency is 23323210159136

Bases of 399395844892816

• Binary: 1011010110011111110010111011101011010100010010000₂
• Hexadecimal: 0x16B3F9775A890
• Base-36: 3XKNX1YCGG

Squares and roots of 399395844892816

• 399395844892816 squared (399395844892816²) is 159517040917646336510528409856
• 399395844892816 cubed (399395844892816³) is 63710443332105259468059840718398971237994496
• The square root of 399395844892816 is 19984890.4148313007
• The cube root of 399395844892816 is 73643.5158402051

Scales and comparisons

• 399,395,844,892,816 seconds is equal to 12,699,552 years, 23 weeks, 4 days, 16 hours, 16 seconds.
• To count from 1 to 399,395,844,892,816 would take you about thirty-one million, seven hundred forty-eight thousand, eight hundred eighty-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 399395844892816 cubic inches would be around 6137 feet tall.

Recreational maths with 399395844892816

• 399395844892816 backwards is 618298448593993
• The number of decimal digits it has is: 15
• The sum of 399395844892816's digits is 88
• More coming soon!