27123681390

Names of 27123681390

• Cardinal: 27123681390 can be written as Twenty-seven billion, one hundred twenty-three million, six hundred eighty-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 2.712368139 × 10¹⁰

Factors of 27123681390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 110646

Divisors of 27123681390

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 13 15 17 26 30 34 37 39 51 65 74 78 85 102 111 130 170 185 195 221 222 255 370 390 442 481 510 555 629 663 962 1105 1110 1258 1326 1443 1887 2210 2405 2886 3145 3315 3774 4810 6290 6630 7215 8177 9435 14430 16354 18870 24531 40885 49062 81770 110569 122655 221138 245310 331707 552845 663414 1105690 1437397 1658535 1879673 2874794 3317070 3759346 4091053 4312191 5639019 7186985 8182106 8624382 9398365 11278038 12273159 14373970 18796730 20455265 21560955 24435749 24546318 28195095 40910530 43121910 48871498 53183689 56390190 61365795 69547901 73307247 106367378 122178745 122731590 139095802 146614494 159551067 208643703 244357490 265918445 319102134 347739505 366536235 417287406 531836890 695479010 733072470 797755335 904122713 1043218515 1595510670 1808245426 2086437030 2712368139 4520613565 5424736278 9041227130 13561840695 27123681390
• Sum of all divisors σ(n): 76234919040
• Sum of proper divisors (its aliquot sum) s(n): 49111237650
• 27123681390 is an abundant number, because the sum of its proper divisors (49111237650) is greater than itself. Its abundance is 21987556260

Bases of 27123681390

• Binary: 11001010000101100101000100001101110₂
• Hexadecimal: 0x650B2886E
• Base-36: CGKQMI6

Squares and roots of 27123681390

• 27123681390 squared (27123681390²) is 735694092146232332100
• 27123681390 cubed (27123681390³) is 19954732155879707064797069619000
• The square root of 27123681390 is 164692.6877247439
• The cube root of 27123681390 is 3004.5738154159

Scales and comparisons

• 27,123,681,390 seconds is equal to 862 years, 23 weeks, 2 days, 11 hours, 56 minutes, 30 seconds.
• To count from 1 to 27,123,681,390 would take you about one thousand, seven hundred twenty-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 27123681390 cubic inches would be around 250.4 feet tall.

Recreational maths with 27123681390

• 27123681390 backwards is 09318632172
• The number of decimal digits it has is: 11
• The sum of 27123681390's digits is 42
• More coming soon!