189917339905013120

Names of 189917339905013120

• Cardinal: 189917339905013120 can be written as One hundred eighty-nine quadrillion, nine hundred seventeen trillion, three hundred thirty-nine billion, nine hundred five million, thirteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.8991733990501312 × 10¹⁷

Factors of 189917339905013120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9572446567831

Divisors of 189917339905013120

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 62 64 80 124 128 155 160 248 310 320 496 620 640 992 1240 1984 2480 3968 4960 9920 19840 9572446567793 19144893135586 38289786271172 47862232838965 76579572542344 95724465677930 153159145084688 191448931355860 296745843601583 306318290169376 382897862711720 593491687203166 612636580338752 765795725423440 1186983374406332 1225273160677504 1483729218007915 1531591450846880 2373966748812664 2967458436015830 3063182901693760 4747933497625328 5934916872031660 6126365803387520 9495866995250656 11869833744063320 18991733990501312 23739667488126640 37983467981002624 47479334976253280 94958669952506560 189917339905013120
• Sum of all divisors σ(n): 468666983959194240
• Sum of proper divisors (its aliquot sum) s(n): 278749644054181120
• 189917339905013120 is an abundant number, because the sum of its proper divisors (278749644054181120) is greater than itself. Its abundance is 88832304149168000

Bases of 189917339905013120

• Binary: 1010100010101110001101000001111101101110011011010110000000₂
• Hexadecimal: 0x2A2B8D07DB9B580
• Base-36: 1FY02THV1F28

Squares and roots of 189917339905013120

• 189917339905013120 squared (189917339905013120²) is 36068595996596288840024107372134400
• 189917339905013120 cubed (189917339905013120³) is 6850051805782172830671891911497446286431954403328000
• The square root of 189917339905013120 is 435795066.4073804313
• The cube root of 189917339905013120 is 574806.3266123205

Scales and comparisons

• 189,917,339,905,013,120 seconds is equal to 6,038,783,956 years, 3 weeks, 6 days, 17 hours, 25 minutes, 20 seconds.
• To count from 1 to 189,917,339,905,013,120 would take you about eighteen billion, one hundred sixteen million, three hundred fifty-one thousand, eight hundred sixty-eight 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 189917339905013120 cubic inches would be around 47900.5 feet tall.

Recreational maths with 189917339905013120

• 189917339905013120 backwards is 021310509933719981
• The number of decimal digits it has is: 18
• The sum of 189917339905013120's digits is 71
• More coming soon!