51169128840

Names of 51169128840

• Cardinal: 51169128840 can be written as Fifty-one billion, one hundred sixty-nine million, one hundred twenty-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 5.116912884 × 10¹⁰

Factors of 51169128840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15792951

Divisors of 51169128840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 216 270 324 360 405 540 648 810 1080 1620 3240 15792941 31585882 47378823 63171764 78964705 94757646 126343528 142136469 157929410 189515292 236894115 284272938 315858820 379030584 426409407 473788230 568545876 631717640 710682345 852818814 947576460 1137091752 1279228221 1421364690 1705637628 1895152920 2132047035 2558456442 2842729380 3411275256 4264094070 5116912884 5685458760 6396141105 8528188140 10233825768 12792282210 17056376280 25584564420 51169128840
• Sum of all divisors σ(n): 171985138380
• Sum of proper divisors (its aliquot sum) s(n): 120816009540
• 51169128840 is an abundant number, because the sum of its proper divisors (120816009540) is greater than itself. Its abundance is 69646880700

Bases of 51169128840

• Binary: 101111101001111010101111000110001000₂
• Hexadecimal: 0xBE9EAF188
• Base-36: NI8S0I0

Squares and roots of 51169128840

• 51169128840 squared (51169128840²) is 2618279746244519745600
• 51169128840 cubed (51169128840³) is 133975093674748337006530423104000
• The square root of 51169128840 is 226205.9434232443
• The cube root of 51169128840 is 3712.5246083463

Scales and comparisons

• 51,169,128,840 seconds is equal to 1,627 years, 1 week, 6 hours, 54 minutes.
• To count from 1 to 51,169,128,840 would take you about three thousand, two hundred fifty-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 51169128840 cubic inches would be around 309.4 feet tall.

Recreational maths with 51169128840

• 51169128840 backwards is 04882196115
• 51169128840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 51169128840's digits is 45
• More coming soon!