401291642620

Names of 401291642620

• Cardinal: 401291642620 can be written as Four hundred one billion, two hundred ninety-one million, six hundred forty-two thousand, six hundred twenty.

Scientific notation

• Scientific notation: 4.0129164262 × 10¹¹

Factors of 401291642620

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1140940

Divisors of 401291642620

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 110 220 1601 3202 6404 8005 16010 17611 32020 35222 70444 88055 176110 352220 1139321 2278642 4557284 5696605 11393210 12532531 22786420 25065062 50130124 62662655 125325310 250650620 1824052921 3648105842 7296211684 9120264605 18240529210 20064582131 36481058420 40129164262 80258328524 100322910655 200645821310 401291642620
• Sum of all divisors σ(n): 919897697376
• Sum of proper divisors (its aliquot sum) s(n): 518606054756
• 401291642620 is an abundant number, because the sum of its proper divisors (518606054756) is greater than itself. Its abundance is 117314412136

Bases of 401291642620

• Binary: 101110101101110110110001000011011111100₂
• Hexadecimal: 0x5D6ED886FC
• Base-36: 54CMOL4S

Squares and roots of 401291642620

• 401291642620 squared (401291642620²) is 161034982436657800464400
• 401291642620 cubed (401291642620³) is 64621992621289258851195274832728000
• The square root of 401291642620 is 633475.8421755325
• The cube root of 401291642620 is 7375.9852296409

Scales and comparisons

• 401,291,642,620 seconds is equal to 12,759 years, 43 weeks, 2 days, 4 hours, 43 minutes, 40 seconds.
• To count from 1 to 401,291,642,620 would take you about twenty-five thousand, five hundred nineteen 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 401291642620 cubic inches would be around 614.7 feet tall.

Recreational maths with 401291642620

• 401291642620 backwards is 026246192104
• The number of decimal digits it has is: 12
• The sum of 401291642620's digits is 37
• More coming soon!