7768131980

Names of 7768131980

• Cardinal: 7768131980 can be written as Seven billion, seven hundred sixty-eight million, one hundred thirty-one thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 7.76813198 × 10⁹

Factors of 7768131980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3941

Divisors of 7768131980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 29 34 35 58 68 70 85 116 119 140 145 170 203 238 290 340 406 476 493 580 595 812 841 986 1015 1190 1682 1972 2030 2380 2465 3364 3451 3881 4060 4205 4930 5887 6902 7762 8410 9860 11774 13804 14297 15524 16820 17255 19405 23548 27167 28594 29435 34510 38810 54334 57188 58870 65977 69020 71485 77620 100079 108668 112549 117740 131954 135835 142970 200158 225098 263908 271670 285940 329885 400316 450196 461839 500395 543340 562745 659770 787843 923678 1000790 1125490 1319540 1575686 1847356 1913333 2001580 2250980 2309195 3151372 3263921 3826666 3939215 4618390 6527842 7653332 7878430 9236780 9566665 13055684 13393331 15756860 16319605 19133330 22847447 26786662 32639210 38266660 45694894 53573324 55486657 65278420 66966655 91389788 110973314 114237235 133933310 221946628 228474470 267866620 277433285 388406599 456948940 554866570 776813198 1109733140 1553626396 1942032995 3884065990 7768131980
• Sum of all divisors σ(n): 20449630656
• Sum of proper divisors (its aliquot sum) s(n): 12681498676
• 7768131980 is an abundant number, because the sum of its proper divisors (12681498676) is greater than itself. Its abundance is 4913366696

Bases of 7768131980

• Binary: 111001111000001000100100110001100₂
• Hexadecimal: 0x1CF04498C
• Base-36: 3KGY0ZW

Squares and roots of 7768131980

• 7768131980 squared (7768131980²) is 60343874458698720400
• 7768131980 cubed (7768131980³) is 468759180979722719124318392000
• The square root of 7768131980 is 88137.0068699863
• The cube root of 7768131980 is 1980.4879234903

Scales and comparisons

• 7,768,131,980 seconds is equal to 247 years, 22 hours, 26 minutes, 20 seconds.
• To count from 1 to 7,768,131,980 would take you about four hundred ninety-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 7768131980 cubic inches would be around 165 feet tall.

Recreational maths with 7768131980

• 7768131980 backwards is 0891318677
• The number of decimal digits it has is: 10
• The sum of 7768131980's digits is 50
• More coming soon!