1664428786136500

Names of 1664428786136500

• Cardinal: 1664428786136500 can be written as One quadrillion, six hundred sixty-four trillion, four hundred twenty-eight billion, seven hundred eighty-six million, one hundred thirty-six thousand, five hundred.

Scientific notation

• Scientific notation: 1.6644287861365 × 10¹⁵

Factors of 1664428786136500

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8179861

Divisors of 1664428786136500

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 25 50 100 125 250 500 429511 859022 1718044 2147555 4295110 7750343 8590220 10737775 15500686 21475550 31001372 38751715 42951100 53688875 77503430 107377750 155006860 193758575 214755500 387517150 775034300 968792875 1937585750 3875171500 3328857572273 6657715144546 13315430289092 16644287861365 33288575722730 66577151445460 83221439306825 166442878613650 332885757227300 416107196534125 832214393068250 1664428786136500
• Sum of all divisors σ(n): 3635121401323776
• Sum of proper divisors (its aliquot sum) s(n): 1970692615187276
• 1664428786136500 is an abundant number, because the sum of its proper divisors (1970692615187276) is greater than itself. Its abundance is 306263829050776

Bases of 1664428786136500

• Binary: 101111010011100101000000110100011010011010110110100₂
• Hexadecimal: 0x5E9CA068D35B4
• Base-36: GDZO10ZKC4

Squares and roots of 1664428786136500

• 1664428786136500 squared (1664428786136500²) is 2770323184119822854596632250000
• 1664428786136500 cubed (1664428786136500³) is 4611005654550360347043682955208388802125000000
• The square root of 1664428786136500 is 40797411.5126989399
• The cube root of 1664428786136500 is 118510.0203656951

Scales and comparisons

• 1,664,428,786,136,500 seconds is equal to 52,923,686 years, 51 weeks, 18 hours, 21 minutes, 40 seconds.
• To count from 1 to 1,664,428,786,136,500 would take you about one hundred fifty-eight million, seven hundred seventy-one thousand and sixty 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 1664428786136500 cubic inches would be around 9875.8 feet tall.

Recreational maths with 1664428786136500

• 1664428786136500 backwards is 0056316878244661
• The number of decimal digits it has is: 16
• The sum of 1664428786136500's digits is 67
• More coming soon!