399984494385

Names of 399984494385

• Cardinal: 399984494385 can be written as Three hundred ninety-nine billion, nine hundred eighty-four million, four hundred ninety-four thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 3.99984494385 × 10¹¹

Factors of 399984494385

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3808

Divisors of 399984494385

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 15 21 35 49 105 147 181 245 543 735 905 1267 1301 2311 2715 3801 3903 6335 6505 6933 8869 9107 11555 16177 19005 19515 26607 27321 34665 44345 45535 48531 63749 80885 113239 133035 136605 191247 235481 242655 318745 339717 418291 566195 706443 956235 1177405 1254873 1648367 1698585 2091455 2928037 3006611 3532215 4945101 6274365 8241835 8784111 9019833 11538569 14640185 15033055 20496259 21046277 24725505 34615707 43920555 45099165 57692845 61488777 63138831 102481295 105231385 147323939 173078535 307443885 315694155 441971817 544196591 736619695 1632589773 2209859085 2720982955 3809376137 8162948865 11428128411 19046880685 26665632959 57140642055 79996898877 133328164795 399984494385
• Sum of all divisors σ(n): 749473530624
• Sum of proper divisors (its aliquot sum) s(n): 349489036239
• 399984494385 is a deficient number, because the sum of its proper divisors (349489036239) is less than itself. Its deficiency is 50495458146

Bases of 399984494385

• Binary: 101110100100000111011110000011100110001₂
• Hexadecimal: 0x5D20EF0731
• Base-36: 53R0FV3L

Squares and roots of 399984494385

• 399984494385 squared (399984494385²) is 159987595748424096528225
• 399984494385 cubed (399984494385³) is 63992557593305187910392510506516625
• The square root of 399984494385 is 632443.2736498981
• The cube root of 399984494385 is 7367.9677907607

Scales and comparisons

• 399,984,494,385 seconds is equal to 12,718 years, 14 weeks, 3 hours, 59 minutes, 45 seconds.
• To count from 1 to 399,984,494,385 would take you about twenty-five thousand, four hundred thirty-six 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 399984494385 cubic inches would be around 614 feet tall.

Recreational maths with 399984494385

• 399984494385 backwards is 583494489993
• The number of decimal digits it has is: 12
• The sum of 399984494385's digits is 75
• More coming soon!