39399986794420

Names of 39399986794420

• Cardinal: 39399986794420 can be written as Thirty-nine trillion, three hundred ninety-nine billion, nine hundred eighty-six million, seven hundred ninety-four thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.939998679442 × 10¹³

Factors of 39399986794420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 238297958

Divisors of 39399986794420

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 70 140 1181 2362 4724 5905 8267 11810 16534 23620 33068 41335 82670 165340 238296763 476593526 953187052 1191483815 1668077341 2382967630 3336154682 4765935260 6672309364 8340386705 16680773410 33361546820 281428477103 562856954206 1125713908412 1407142385515 1969999339721 2814284771030 3939998679442 5628569542060 7879997358884 9849996698605 19699993397210 39399986794420
• Sum of all divisors σ(n): 94640036416128
• Sum of proper divisors (its aliquot sum) s(n): 55240049621708
• 39399986794420 is an abundant number, because the sum of its proper divisors (55240049621708) is greater than itself. Its abundance is 15840062827288

Bases of 39399986794420

• Binary: 1000111101010110000110001101111000111110110100₂
• Hexadecimal: 0x23D586378FB4
• Base-36: DYS3QUYES

Squares and roots of 39399986794420

• 39399986794420 squared (39399986794420²) is 1552358959400470387343136400
• 39399986794420 cubed (39399986794420³) is 61162922500578106181655836469224818888000
• The square root of 39399986794420 is 6276940.8786780843
• The cube root of 39399986794420 is 34027.6553523013

Scales and comparisons

• 39,399,986,794,420 seconds is equal to 1,252,797 years, 36 weeks, 5 days, 16 hours, 13 minutes, 40 seconds.
• To count from 1 to 39,399,986,794,420 would take you about three million, one hundred thirty-one thousand, nine hundred ninety-four 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 39399986794420 cubic inches would be around 2835.6 feet tall.

Recreational maths with 39399986794420

• 39399986794420 backwards is 02449768999393
• The number of decimal digits it has is: 14
• The sum of 39399986794420's digits is 82
• More coming soon!