518900211388

Names of 518900211388

• Cardinal: 518900211388 can be written as Five hundred eighteen billion, nine hundred million, two hundred eleven thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 5.18900211388 × 10¹¹

Factors of 518900211388

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 249

Divisors of 518900211388

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 13 23 26 46 52 92 169 211 299 338 422 529 598 676 844 1058 1196 2116 2197 2743 3887 4394 4853 5486 6877 7774 8788 9706 10972 12167 13754 15548 19412 24334 27508 35659 48668 50531 63089 71318 89401 101062 111619 126178 142636 158171 178802 202124 223238 252356 279841 316342 357604 446476 463567 559682 632684 820157 927134 1119364 1162213 1451047 1640314 1854268 2056223 2324426 2567237 2902094 3280628 3637933 4112446 4648852 5134474 5804188 7275866 8224892 10268948 10662041 14551732 18863611 21324082 26730899 33374081 37727222 42648164 47293129 53461798 59046451 66748162 75454444 94586258 106923596 118092902 133496324 189172516 236185804 245226943 433863053 490453886 614810677 767603863 867726106 980907772 1229621354 1535207726 1735452212 2459242708 3070415452 5640219689 9978850219 11280439378 19957700438 22560878756 39915400876 129725052847 259450105694 518900211388
• Sum of all divisors σ(n): 1033302047120
• Sum of proper divisors (its aliquot sum) s(n): 514401835732
• 518900211388 is a deficient number, because the sum of its proper divisors (514401835732) is less than itself. Its deficiency is 4498375656

Bases of 518900211388

• Binary: 111100011010000110111001101111010111100₂
• Hexadecimal: 0x78D0DCDEBC
• Base-36: 6MDNSDKS

Squares and roots of 518900211388

• 518900211388 squared (518900211388²) is 269257429378511084886544
• 518900211388 cubed (518900211388³) is 139717737022298883412328893596763072
• The square root of 518900211388 is 720347.2852645451
• The cube root of 518900211388 is 8035.7783511387

Scales and comparisons

• 518,900,211,388 seconds is equal to 16,499 years, 21 weeks, 6 days, 11 hours, 36 minutes, 28 seconds.
• To count from 1 to 518,900,211,388 would take you about thirty-two thousand, nine hundred ninety-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 518900211388 cubic inches would be around 669.6 feet tall.

Recreational maths with 518900211388

• 518900211388 backwards is 883112009815
• 518900211388 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 518900211388's digits is 46
• More coming soon!