328939139338640

Names of 328939139338640

• Cardinal: 328939139338640 can be written as Three hundred twenty-eight trillion, nine hundred thirty-nine billion, one hundred thirty-nine million, three hundred thirty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.2893913933864 × 10¹⁴

Factors of 328939139338640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 95621842881

Divisors of 328939139338640

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 43 80 86 172 215 344 430 688 860 1720 3440 95621842831 191243685662 382487371324 478109214155 764974742648 956218428310 1529949485296 1912436856620 3824873713240 4111739241733 7649747426480 8223478483466 16446956966932 20558696208665 32893913933864 41117392417330 65787827867728 82234784834660 164469569669320 328939139338640
• Sum of all divisors σ(n): 782569161737088
• Sum of proper divisors (its aliquot sum) s(n): 453630022398448
• 328939139338640 is an abundant number, because the sum of its proper divisors (453630022398448) is greater than itself. Its abundance is 124690883059808

Bases of 328939139338640

• Binary: 1001010110010101100011100100011011001000110010000₂
• Hexadecimal: 0x12B2B1C8D9190
• Base-36: 38LKJYLSI8

Squares and roots of 328939139338640

• 328939139338640 squared (328939139338640²) is 108200957388845221176597049600
• 328939139338640 cubed (328939139338640³) is 35591529799103607468252946144607119276544000
• The square root of 328939139338640 is 18136679.3911851461
• The cube root of 328939139338640 is 69030.1023411131

Scales and comparisons

• 328,939,139,338,640 seconds is equal to 10,459,247 years, 8 weeks, 13 hours, 37 minutes, 20 seconds.
• To count from 1 to 328,939,139,338,640 would take you about twenty-six million, one hundred forty-eight thousand, one hundred seventeen 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 328939139338640 cubic inches would be around 5752.5 feet tall.

Recreational maths with 328939139338640

• 328939139338640 backwards is 046833931939823
• The number of decimal digits it has is: 15
• The sum of 328939139338640's digits is 71
• More coming soon!