20646968320

Names of 20646968320

• Cardinal: 20646968320 can be written as Twenty billion, six hundred forty-six million, nine hundred sixty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.064696832 × 10¹⁰

Factors of 20646968320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 6988

Divisors of 20646968320

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 53 55 64 80 88 106 110 128 160 176 212 220 256 265 320 352 424 440 512 530 583 640 704 848 880 1024 1060 1166 1280 1408 1696 1760 2120 2332 2560 2816 2915 3392 3520 4240 4664 5120 5632 5830 6784 6917 7040 8480 9328 11264 11660 13568 13834 14080 16960 18656 23320 27136 27668 28160 33920 34585 37312 46640 54272 55336 56320 67840 69170 74624 76087 93280 110672 135680 138340 149248 152174 186560 221344 271360 276680 298496 304348 366601 373120 380435 442688 553360 596992 608696 733202 746240 760870 885376 1106720 1217392 1466404 1492480 1521740 1770752 1833005 2213440 2434784 2932808 2984960 3043480 3541504 3666010 4032611 4426880 4869568 5865616 6086960 7083008 7332020 8065222 8853760 9739136 11731232 12173920 14664040 16130444 17707520 19478272 20163055 23462464 24347840 29328080 32260888 35415040 38956544 40326110 46924928 48695680 58656160 64521776 77913088 80652220 93849856 97391360 117312320 129043552 161304440 187699712 194782720 234624640 258087104 322608880 375399424 389565440 469249280 516174208 645217760 938498560 1032348416 1290435520 1876997120 2064696832 2580871040 4129393664 5161742080 10323484160 20646968320
• Sum of all divisors σ(n): 55058535648
• Sum of proper divisors (its aliquot sum) s(n): 34411567328
• 20646968320 is an abundant number, because the sum of its proper divisors (34411567328) is greater than itself. Its abundance is 13764599008

Bases of 20646968320

• Binary: 10011001110101001111011110000000000₂
• Hexadecimal: 0x4CEA7BC00
• Base-36: 9HGO6PS

Squares and roots of 20646968320

• 20646968320 squared (20646968320²) is 426297300807083622400
• 20646968320 cubed (20646968320³) is 8801746864665365983283642368000
• The square root of 20646968320 is 143690.5296809779
• The cube root of 20646968320 is 2743.3766033345

Scales and comparisons

• 20,646,968,320 seconds is equal to 656 years, 26 weeks, 3 days, 12 hours, 58 minutes, 40 seconds.
• To count from 1 to 20,646,968,320 would take you about one thousand, three hundred thirteen 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 20646968320 cubic inches would be around 228.6 feet tall.

Recreational maths with 20646968320

• 20646968320 backwards is 02386964602
• The number of decimal digits it has is: 11
• The sum of 20646968320's digits is 46
• More coming soon!