66388144043664

Names of 66388144043664

• Cardinal: 66388144043664 can be written as Sixty-six trillion, three hundred eighty-eight billion, one hundred forty-four million, forty-three thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 6.6388144043664 × 10¹³

Factors of 66388144043664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 11197

Divisors of 66388144043664

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 61 72 122 144 183 244 366 488 549 732 976 1098 1464 2196 2928 3721 4392 7442 8784 11131 11163 14884 22262 22326 29768 33393 33489 44524 44652 59536 66786 66978 89048 89304 100179 133572 133956 178096 178608 200358 267144 267912 400716 534288 535824 678991 801432 1357982 1602864 2036973 2715964 4073946 5431928 6110919 8147892 10863856 12221838 16295784 24443676 32591568 41418451 48887352 82836902 97774704 123899161 124255353 165673804 247798322 248510706 331347608 371697483 372766059 495596644 497021412 662695216 743394966 745532118 991193288 994042824 1115092449 1486789932 1491064236 1982386576 1988085648 2230184898 2973579864 2982128472 4460369796 5947159728 5964256944 7557848821 8920739592 15115697642 17841479184 22673546463 30231395284 45347092926 60462790568 68020639389 90694185852 120925581136 136041278778 181388371704 272082557556 362776743408 461028778081 544165115112 922057556162 1088330230224 1383086334243 1844115112324 2766172668486 3688230224648 4149259002729 5532345336972 7376460449296 8298518005458 11064690673944 16597036010916 22129381347888 33194072021832 66388144043664
• Sum of all divisors σ(n): 188907313282857
• Sum of proper divisors (its aliquot sum) s(n): 122519169239193
• 66388144043664 is an abundant number, because the sum of its proper divisors (122519169239193) is greater than itself. Its abundance is 56131025195529

Bases of 66388144043664

• Binary: 1111000110000100110001101111100011011010010000₂
• Hexadecimal: 0x3C6131BE3690
• Base-36: NJ6AIVES0

Squares and roots of 66388144043664

• 66388144043664 squared (66388144043664²) is 4407385669562279841138544896
• 66388144043664 cubed (66388144043664³) is 292598154686881138937570229489586448338944
• 66388144043664 is a perfect square number. Its square root is 8147892
• The cube root of 66388144043664 is 40491.4667880257

Scales and comparisons

• 66,388,144,043,664 seconds is equal to 2,110,937 years, 32 weeks, 4 days, 19 hours, 14 minutes, 24 seconds.
• To count from 1 to 66,388,144,043,664 would take you about five million, two hundred seventy-seven thousand, three hundred forty-four 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 66388144043664 cubic inches would be around 3374.3 feet tall.

Recreational maths with 66388144043664

• 66388144043664 backwards is 46634044188366
• The number of decimal digits it has is: 14
• The sum of 66388144043664's digits is 63
• More coming soon!