20940812976

Names of 20940812976

• Cardinal: 20940812976 can be written as Twenty billion, nine hundred forty million, eight hundred twelve thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 2.0940812976 × 10¹⁰

Factors of 20940812976

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 486

Divisors of 20940812976

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 31 34 41 48 51 61 62 68 82 93 102 122 123 124 136 164 183 186 204 244 246 248 272 328 331 366 372 408 488 492 496 527 656 662 697 732 744 816 976 984 993 1037 1054 1271 1324 1394 1464 1488 1581 1891 1968 1986 2074 2091 2108 2501 2542 2648 2788 2928 3111 3162 3782 3813 3972 4148 4182 4216 5002 5084 5296 5576 5627 5673 6222 6324 7503 7564 7626 7944 8296 8364 8432 10004 10168 10261 11152 11254 11346 12444 12648 13571 15006 15128 15252 15888 16592 16728 16881 20008 20191 20336 20522 21607 22508 22692 24888 25296 27142 30012 30256 30504 30783 32147 33456 33762 40016 40382 40713 41044 42517 43214 45016 45384 49776 54284 60024 60573 61008 61566 64294 64821 67524 77531 80764 81426 82088 85034 86428 90032 90768 96441 108568 120048 121146 123132 127551 128588 129642 135048 155062 161528 162852 164176 170068 172856 174437 192882 217136 230707 232593 242292 246264 255102 257176 259284 270096 310124 323056 325704 340136 343247 345712 348874 385764 420701 461414 465186 484584 492528 510204 514352 518568 523311 620248 625921 651408 680272 686494 692121 697748 771528 827831 841402 922828 930372 969168 1020408 1029741 1037136 1046622 1240496 1251842 1262103 1318027 1372988 1384242 1395496 1543056 1655662 1682804 1845656 1860744 1877763 2040816 2059482 2093244 2483493 2503684 2524206 2636054 2745976 2768484 2790992 3311324 3365608 3691312 3721488 3755526 3954081 4118964 4186488 4966986 5007368 5048412 5272108 5491952 5536968 6622648 6731216 7151917 7511052 7908162 8237928 8372976 9933972 10014736 10096824 10544216 10640657 11073936 13245296 14073127 14303834 15022104 15816324 16475856 19867944 20193648 21088432 21281314 21455751 25662761 28146254 28607668 30044208 31632648 31921971 39735888 42219381 42562628 42911502 51325522 56292508 57215336 63265296 63843942 76988283 84438762 85125256 85823004 102651044 112585016 114430672 127687884 153976566 168877524 170250512 171646008 205302088 225170032 255375768 307953132 337755048 343292016 410604176 436266937 510751536 615906264 675510096 872533874 1231812528 1308800811 1745067748 2617601622 3490135496 5235203244 6980270992 10470406488 20940812976
• Sum of all divisors σ(n): 61748047872
• Sum of proper divisors (its aliquot sum) s(n): 40807234896
• 20940812976 is an abundant number, because the sum of its proper divisors (40807234896) is greater than itself. Its abundance is 19866421920

Bases of 20940812976

• Binary: 10011100000001010110111001010110000₂
• Hexadecimal: 0x4E02B72B0
• Base-36: 9MBMAPC

Squares and roots of 20940812976

• 20940812976 squared (20940812976²) is 438517648095809976576
• 20940812976 cubed (20940812976³) is 9182916055449739248712956850176
• The square root of 20940812976 is 144709.4087335029
• The cube root of 20940812976 is 2756.3297928639

Scales and comparisons

• 20,940,812,976 seconds is equal to 665 years, 44 weeks, 2 days, 12 hours, 29 minutes, 36 seconds.
• To count from 1 to 20,940,812,976 would take you about one thousand, three hundred thirty-one 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 20940812976 cubic inches would be around 229.7 feet tall.

Recreational maths with 20940812976

• 20940812976 backwards is 67921804902
• 20940812976 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20940812976's digits is 48
• More coming soon!