55188915894

Names of 55188915894

• Cardinal: 55188915894 can be written as Fifty-five billion, one hundred eighty-eight million, nine hundred fifteen thousand, eight hundred ninety-four.

Scientific notation

• Scientific notation: 5.5188915894 × 10¹⁰

Factors of 55188915894

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4579

Divisors of 55188915894

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 49 54 63 98 126 147 189 294 378 441 882 1323 2646 4567 9134 13701 27402 31969 41103 63938 82206 95907 123309 191814 223783 246618 287721 447566 575442 671349 863163 1342698 1726326 2014047 4028094 6042141 12084282 20857489 41714978 62572467 125144934 146002423 187717401 292004846 375434802 438007269 563152203 876014538 1022016961 1126304406 1314021807 2044033922 2628043614 3066050883 3942065421 6132101766 7884130842 9198152649 18396305298 27594457947 55188915894
• Sum of all divisors σ(n): 142696469880
• Sum of proper divisors (its aliquot sum) s(n): 87507553986
• 55188915894 is an abundant number, because the sum of its proper divisors (87507553986) is greater than itself. Its abundance is 32318638092

Bases of 55188915894

• Binary: 110011011001100001000000011010110110₂
• Hexadecimal: 0xCD98406B6
• Base-36: PCQ201I

Squares and roots of 55188915894

• 55188915894 squared (55188915894²) is 3045816437555005819236
• 55188915894 cubed (55188915894³) is 168095307200785919156496171336984
• The square root of 55188915894 is 234923.2127611063
• The cube root of 55188915894 is 3807.3016556583

Scales and comparisons

• 55,188,915,894 seconds is equal to 1,754 years, 43 weeks, 3 days, 14 hours, 24 minutes, 54 seconds.
• To count from 1 to 55,188,915,894 would take you about three thousand, five hundred nine 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 55188915894 cubic inches would be around 317.3 feet tall.

Recreational maths with 55188915894

• 55188915894 backwards is 49851988155
• 55188915894 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 55188915894's digits is 63
• More coming soon!