1316638820

Names of 1316638820

• Cardinal: 1316638820 can be written as One billion, three hundred sixteen million, six hundred thirty-eight thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.31663882 × 10⁹

Factors of 1316638820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2345

Divisors of 1316638820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 28 31 35 38 49 62 70 76 95 98 124 133 140 155 190 196 217 245 266 310 380 434 490 532 589 620 665 868 931 980 1085 1178 1330 1519 1862 2170 2281 2356 2660 2945 3038 3724 4123 4340 4562 4655 5890 6076 7595 8246 9124 9310 11405 11780 15190 15967 16492 18620 20615 22810 28861 30380 31934 41230 43339 45620 57722 63868 70711 79835 82460 86678 111769 115444 141422 144305 159670 173356 216695 223538 282844 288610 303373 319340 353555 433390 447076 494977 558845 577220 606746 707110 866780 989954 1117690 1213492 1343509 1414220 1516865 1979908 2123611 2235380 2474885 2687018 3033730 3464839 4247222 4949770 5374036 6067460 6717545 6929678 8494444 9404563 9899540 10618055 13435090 13859356 17324195 18809126 21236110 26870180 34648390 37618252 42472220 47022815 65831941 69296780 94045630 131663882 188091260 263327764 329159705 658319410 1316638820
• Sum of all divisors σ(n): 3496389120
• Sum of proper divisors (its aliquot sum) s(n): 2179750300
• 1316638820 is an abundant number, because the sum of its proper divisors (2179750300) is greater than itself. Its abundance is 863111480

Bases of 1316638820

• Binary: 1001110011110100101000001100100₂
• Hexadecimal: 0x4E7A5064
• Base-36: LRW50K

Squares and roots of 1316638820

• 1316638820 squared (1316638820²) is 1733537782330992400
• 1316638820 cubed (1316638820³) is 2282443140153694682964968000
• The square root of 1316638820 is 36285.5180478383
• The cube root of 1316638820 is 1096.0294371565

Scales and comparisons

• 1,316,638,820 seconds is equal to 41 years, 44 weeks, 6 days, 21 hours, 20 seconds.
• To count from 1 to 1,316,638,820 would take you about eighty-three 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 1316638820 cubic inches would be around 91.3 feet tall.

Recreational maths with 1316638820

• 1316638820 backwards is 0288366131
• 1316638820 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1316638820's digits is 38
• More coming soon!