20801068992

Names of 20801068992

• Cardinal: 20801068992 can be written as Twenty billion, eight hundred one million, sixty-eight thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.0801068992 × 10¹⁰

Factors of 20801068992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3123

Divisors of 20801068992

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 23 24 32 33 36 44 46 47 48 64 66 69 72 88 92 94 96 99 132 138 141 144 176 184 188 192 198 207 253 264 276 282 288 352 368 376 396 414 423 506 517 528 552 564 576 704 736 752 759 792 828 846 1012 1034 1056 1081 1104 1128 1472 1504 1518 1551 1584 1656 1692 2024 2068 2112 2162 2208 2256 2277 3008 3036 3037 3102 3168 3243 3312 3384 4048 4136 4324 4416 4512 4554 4653 6072 6074 6204 6336 6486 6624 6768 8096 8272 8648 9024 9108 9111 9306 9729 11891 12144 12148 12408 12972 13248 13536 16192 16544 17296 18216 18222 18612 19458 23782 24288 24296 24816 25944 27072 27333 33088 33407 34592 35673 36432 36444 37224 38916 47564 48576 48592 49632 51888 54666 66814 69184 69851 71346 72864 72888 74448 77832 95128 97184 99264 100221 103776 107019 109332 133628 139702 142692 142739 145728 145776 148896 155664 190256 194368 200442 207552 209553 214038 218664 267256 279404 285384 285478 291552 297792 300663 311328 380512 400884 419106 428076 428217 437328 534512 558808 570768 570956 583104 601326 622656 628659 761024 768361 801768 838212 856152 856434 874656 1069024 1117616 1141536 1141912 1202652 1257318 1284651 1536722 1570129 1603536 1676424 1712304 1712868 1749312 2138048 2235232 2283072 2283824 2305083 2405304 2514636 2569302 3073444 3140258 3207072 3282997 3352848 3424608 3425736 4470464 4567648 4610166 4710387 4810608 5029272 5138604 6146888 6280516 6414144 6565994 6705696 6849216 6851472 6915249 9135296 9220332 9420774 9621216 9848991 10058544 10277208 12293776 12561032 13131988 13411392 13702944 13830498 14131161 18440664 18841548 19242432 19697982 20117088 20554416 24587552 25122064 26263976 27405888 27660996 28262322 29546973 36112967 36881328 37683096 39395964 40234176 41108832 49175104 50244128 52527952 55321992 56524644 59093946 72225934 73762656 75366192 78791928 82217664 100488256 105055904 108338901 110643984 113049288 118187892 144451868 147525312 150732384 157583856 210111808 216677802 221287968 226098576 236375784 288903736 301464768 315167712 325016703 433355604 442575936 452197152 472751568 577807472 630335424 650033406 866711208 904394304 945503136 1155614944 1300066812 1733422416 1891006272 2311229888 2600133624 3466844832 5200267248 6933689664 10400534496 20801068992
• Sum of all divisors σ(n): 69337562112
• Sum of proper divisors (its aliquot sum) s(n): 48536493120
• 20801068992 is an abundant number, because the sum of its proper divisors (48536493120) is greater than itself. Its abundance is 27735424128

Bases of 20801068992

• Binary: 10011010111110101110001111111000000₂
• Hexadecimal: 0x4D7D71FC0
• Base-36: 9K0F3K0

Squares and roots of 20801068992

• 20801068992 squared (20801068992²) is 432684471209943896064
• 20801068992 cubed (20801068992³) is 9000299537405080698476541247488
• The square root of 20801068992 is 144225.7570338947
• The cube root of 20801068992 is 2750.1848467263

Scales and comparisons

• 20,801,068,992 seconds is equal to 661 years, 21 weeks, 2 days, 2 hours, 43 minutes, 12 seconds.
• To count from 1 to 20,801,068,992 would take you about one thousand, three hundred twenty-two 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 20801068992 cubic inches would be around 229.2 feet tall.

Recreational maths with 20801068992

• 20801068992 backwards is 29986010802
• The number of decimal digits it has is: 11
• The sum of 20801068992's digits is 45
• More coming soon!