20893505472

Names of 20893505472

• Cardinal: 20893505472 can be written as Twenty billion, eight hundred ninety-three million, five hundred five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0893505472 × 10¹⁰

Factors of 20893505472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 976

Divisors of 20893505472

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 144 162 168 189 192 216 224 243 252 281 288 324 336 378 432 448 486 504 562 567 576 648 672 683 756 843 864 972 1008 1124 1134 1296 1344 1366 1512 1686 1701 1728 1944 1967 2016 2049 2248 2268 2529 2592 2732 3024 3372 3402 3888 3934 4032 4098 4496 4536 4781 5058 5184 5464 5901 6048 6147 6744 6804 7587 7776 7868 8196 8992 9072 9562 10116 10928 11802 12096 12294 13488 13608 14343 15174 15552 15736 16392 17703 17984 18144 18441 19124 20232 21856 22761 23604 24588 26976 27216 28686 30348 31472 32784 35406 36288 36882 38248 40464 43029 43712 45522 47208 49176 53109 53952 54432 55323 57372 60696 62944 65568 68283 70812 73764 76496 80928 86058 91044 94416 98352 106218 108864 110646 114744 121392 125888 129087 131136 136566 141624 147528 152992 159327 161856 165969 172116 182088 188832 191923 196704 212436 221292 229488 242784 258174 273132 283248 295056 305984 318654 331938 344232 364176 377664 383846 387261 393408 424872 442584 458976 477981 485568 516348 546264 566496 575769 590112 637308 663876 688464 728352 767692 774522 849744 885168 917952 955962 1032696 1092528 1132992 1151538 1161783 1180224 1274616 1327752 1343461 1376928 1456704 1535384 1549044 1699488 1727307 1770336 1911924 2065392 2185056 2303076 2323566 2549232 2655504 2686922 2753856 3070768 3098088 3398976 3454614 3540672 3823848 4030383 4130784 4370112 4606152 4647132 5098464 5181921 5311008 5373844 6141536 6196176 6909228 7647696 8060766 8261568 9212304 9294264 10196928 10363842 10622016 10747688 12091149 12283072 12392352 13818456 15295392 15545763 16121532 18424608 18588528 20727684 21495376 24182298 24784704 27636912 30590784 31091526 32243064 36273447 36849216 37177056 41455368 42990752 46637289 48364596 55273824 62183052 64486128 72546894 74354112 82910736 85981504 93274578 96729192 108820341 110547648 124366104 128972256 145093788 165821472 186549156 193458384 217640682 248732208 257944512 290187576 326461023 331642944 373098312 386916768 435281364 497464416 580375152 652922046 746196624 773833536 870562728 994928832 1160750304 1305844092 1492393248 1741125456 2321500608 2611688184 2984786496 3482250912 5223376368 6964501824 10446752736 20893505472
• Sum of all divisors σ(n): 71334611712
• Sum of proper divisors (its aliquot sum) s(n): 50441106240
• 20893505472 is an abundant number, because the sum of its proper divisors (50441106240) is greater than itself. Its abundance is 29547600768

Bases of 20893505472

• Binary: 10011011101010110011001011111000000₂
• Hexadecimal: 0x4DD5997C0
• Base-36: 9LJGC00

Squares and roots of 20893505472

• 20893505472 squared (20893505472²) is 436538570908493942784
• 20893505472 cubed (20893505472³) is 9120821020015678204836358914048
• The square root of 20893505472 is 144545.8594080093
• The cube root of 20893505472 is 2754.2526147021

Scales and comparisons

• 20,893,505,472 seconds is equal to 664 years, 18 weeks, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 20,893,505,472 would take you about one thousand, three hundred twenty-eight 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 20893505472 cubic inches would be around 229.5 feet tall.

Recreational maths with 20893505472

• 20893505472 backwards is 27450539802
• The number of decimal digits it has is: 11
• The sum of 20893505472's digits is 45
• More coming soon!