400040640100

Names of 400040640100

• Cardinal: 400040640100 can be written as Four hundred billion, forty million, six hundred forty thousand, one hundred.

Scientific notation

• Scientific notation: 4.000406401 × 10¹¹

Factors of 400040640100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 732718

Divisors of 400040640100

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 25 43 50 86 100 127 172 215 254 430 508 635 860 1075 1270 2150 2540 3175 4300 5461 6350 10922 12700 21844 27305 54610 109220 136525 273050 546100 732541 1465082 2930164 3662705 7325410 14650820 18313525 31499263 36627050 62998526 73254100 93032707 125997052 157496315 186065414 314992630 372130828 465163535 629985260 787481575 930327070 1574963150 1860654140 2325817675 3149926300 4000406401 4651635350 8000812802 9303270700 16001625604 20002032005 40004064010 80008128020 100010160025 200020320050 400040640100
• Sum of all divisors σ(n): 895271810048
• Sum of proper divisors (its aliquot sum) s(n): 495231169948
• 400040640100 is an abundant number, because the sum of its proper divisors (495231169948) is greater than itself. Its abundance is 95190529848

Bases of 400040640100

• Binary: 101110100100100010001111011111001100100₂
• Hexadecimal: 0x5D2447BE64
• Base-36: 53RXV9ES

Squares and roots of 400040640100

• 400040640100 squared (400040640100²) is 160032513731617728010000
• 400040640100 cubed (400040640100³) is 64019509230008395521628099201000000
• The square root of 400040640100 is 632487.6600377275
• The cube root of 400040640100 is 7368.3125211779

Scales and comparisons

• 400,040,640,100 seconds is equal to 12,720 years, 2 weeks, 6 days, 1 minute, 40 seconds.
• To count from 1 to 400,040,640,100 would take you about twenty-five thousand, four hundred forty 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 400040640100 cubic inches would be around 614 feet tall.

Recreational maths with 400040640100

• 400040640100 backwards is 001046040004
• The number of decimal digits it has is: 12
• The sum of 400040640100's digits is 19
• More coming soon!