638936827116

Names of 638936827116

• Cardinal: 638936827116 can be written as Six hundred thirty-eight billion, nine hundred thirty-six million, eight hundred twenty-seven thousand, one hundred sixteen.

Scientific notation

• Scientific notation: 6.38936827116 × 10¹¹

Factors of 638936827116

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 47820

Divisors of 638936827116

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 151 196 294 302 453 588 604 906 1057 1812 2114 3171 4228 6342 7399 12684 14798 22197 22801 29596 44394 45602 47657 68403 88788 91204 95314 136806 142971 159607 190628 273612 285942 319214 333599 478821 571884 638428 667198 957642 1000797 1117249 1334396 1915284 2001594 2234498 2335193 3351747 4003188 4468996 4670386 6703494 7005579 7196207 9340772 13406988 14011158 14392414 21588621 28022316 28784828 43177242 50373449 86354484 100746898 151120347 201493796 302240694 352614143 604481388 705228286 1057842429 1086627257 1410456572 2115684858 2173254514 3259881771 4231369716 4346509028 6519763542 7606390799 13039527084 15212781598 22819172397 30425563196 45638344794 53244735593 91276689588 106489471186 159734206779 212978942372 319468413558 638936827116
• Sum of all divisors σ(n): 1745854942104
• Sum of proper divisors (its aliquot sum) s(n): 1106918114988
• 638936827116 is an abundant number, because the sum of its proper divisors (1106918114988) is greater than itself. Its abundance is 467981287872

Bases of 638936827116

• Binary: 1001010011000011100110100100010011101100₂
• Hexadecimal: 0x94C39A44EC
• Base-36: 85IUHN1O

Squares and roots of 638936827116

• 638936827116 squared (638936827116²) is 408240269045061272877456
• 638936827116 cubed (638936827116³) is 260839742204633640922130004125896896
• The square root of 638936827116 is 799335.2407569681
• The cube root of 638936827116 is 8612.9641641549

Scales and comparisons

• 638,936,827,116 seconds is equal to 20,316 years, 11 weeks, 1 day, 3 hours, 58 minutes, 36 seconds.
• To count from 1 to 638,936,827,116 would take you about forty thousand, six hundred thirty-two 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 638936827116 cubic inches would be around 717.7 feet tall.

Recreational maths with 638936827116

• 638936827116 backwards is 611728639836
• The number of decimal digits it has is: 12
• The sum of 638936827116's digits is 60
• More coming soon!