399199698379881

Names of 399199698379881

• Cardinal: 399199698379881 can be written as Three hundred ninety-nine trillion, one hundred ninety-nine billion, six hundred ninety-eight million, three hundred seventy-nine thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 3.99199698379881 × 10¹⁴

Factors of 399199698379881

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 322315

Divisors of 399199698379881

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 63 1667 5001 11669 12329 15003 35007 36987 86303 105021 110961 258909 308309 776727 924927 2158163 2774781 6474489 19423467 20552443 61657329 143867101 184971987 431601303 513951103 1294803909 1541853309 3597657721 3801141661 4625559927 10792973163 11403424983 26607991627 32378919489 34210274949 79823974881 239471924643 6336503148887 19009509446661 44355522042209 57028528339983 133066566126627 399199698379881
• Sum of all divisors σ(n): 659447268105600
• Sum of proper divisors (its aliquot sum) s(n): 260247569725719
• 399199698379881 is a deficient number, because the sum of its proper divisors (260247569725719) is less than itself. Its deficiency is 138952128654162

Bases of 399199698379881

• Binary: 1011010110001000111101100001101110110010001101001₂
• Hexadecimal: 0x16B11EC376469
• Base-36: 3XI5T5DUG9

Squares and roots of 399199698379881

• 399199698379881 squared (399199698379881²) is 159360399186587965096185574161
• 399199698379881 cubed (399199698379881³) is 63616623288983349120232044925731875475854841
• The square root of 399199698379881 is 19979982.4419312491
• The cube root of 399199698379881 is 73631.4582250727

Scales and comparisons

• 399,199,698,379,881 seconds is equal to 12,693,315 years, 31 weeks, 2 days, 9 hours, 31 minutes, 21 seconds.
• To count from 1 to 399,199,698,379,881 would take you about thirty-one million, seven hundred thirty-three thousand, two hundred eighty-nine 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 399199698379881 cubic inches would be around 6136 feet tall.

Recreational maths with 399199698379881

• 399199698379881 backwards is 188973896991993
• The number of decimal digits it has is: 15
• The sum of 399199698379881's digits is 99
• More coming soon!