20389424328

Names of 20389424328

• Cardinal: 20389424328 can be written as Twenty billion, three hundred eighty-nine million, four hundred twenty-four thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 2.0389424328 × 10¹⁰

Factors of 20389424328

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 501

Divisors of 20389424328

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 27 28 36 39 42 52 54 56 63 72 78 81 84 91 103 104 108 117 126 156 162 168 182 189 206 216 234 243 252 273 309 312 324 351 364 373 378 412 468 486 504 546 567 618 648 702 721 728 729 746 756 819 824 927 936 972 1053 1092 1119 1134 1236 1339 1404 1442 1458 1492 1512 1638 1701 1854 1944 2106 2163 2184 2238 2268 2457 2472 2611 2678 2781 2808 2884 2916 2984 3159 3276 3357 3402 3708 4017 4212 4326 4476 4536 4849 4914 5103 5222 5356 5562 5768 5832 6318 6489 6552 6714 6804 7371 7416 7833 8034 8343 8424 8652 8952 9373 9477 9698 9828 10071 10206 10444 10712 11124 12051 12636 12978 13428 13608 14547 14742 15666 16068 16686 17304 18746 18954 19396 19467 19656 20142 20412 20888 22113 22248 23499 24102 25029 25272 25956 26856 28119 29094 29484 30213 31332 32136 33372 33943 36153 37492 37908 38419 38792 38934 40284 40824 43641 44226 46998 48204 50058 51912 56238 58188 58401 58968 60426 62664 66339 66744 67886 70497 72306 74984 75087 75816 76838 77868 80568 84357 87282 88452 90639 93996 96408 100116 101829 108459 112476 115257 116376 116802 120852 130923 132678 135772 140994 144612 150174 153676 155736 168714 174564 175203 176904 181278 187992 200232 203658 211491 216918 224952 230514 233604 241704 253071 261846 265356 268933 271544 271917 281988 289224 300348 305487 307352 325377 337428 345771 349128 350406 362556 392769 407316 422982 433836 461028 467208 499447 506142 523692 525609 530712 537866 543834 563976 600696 610974 634473 650754 674856 691542 700812 725112 759213 785538 806799 814632 845964 867672 916461 922056 976131 998894 1012284 1037313 1047384 1051218 1075732 1087668 1178307 1221948 1268946 1301508 1383084 1401624 1498341 1518426 1571076 1613598 1691928 1832922 1903419 1952262 1997788 2024568 2074626 2102436 2151464 2175336 2277639 2356614 2420397 2443896 2537892 2603016 2749383 2766168 2996682 3036852 3111939 3142152 3227196 3496129 3534921 3665844 3806838 3904524 3995576 4149252 4204872 4495023 4555278 4713228 4840794 5075784 5498766 5993364 6073704 6223878 6454392 6832917 6992258 7069842 7261191 7331688 7613676 7809048 8248149 8298504 8990046 9110556 9335817 9426456 9681588 10488387 10997532 11986728 12447756 13485069 13665834 13984516 14139684 14522382 15227352 16496298 17980092 18221112 18671634 19363176 20976774 21783573 21995064 24744447 24895512 26970138 27331668 27969032 28007451 28279368 29044764 31465161 32992596 35960184 37343268 40455207 41953548 43567146 49488894 53940276 54663336 56014902 58089528 62930322 65350719 65985192 74686536 80910414 83907096 87134292 94395483 98977788 107880552 112029804 121365621 125860644 130701438 161820828 174268584 188790966 196052157 197955576 224059608 242731242 251721288 261402876 283186449 323641656 364096863 377581932 392104314 485462484 522805752 566372898 728193726 755163864 784208628 849559347 970924968 1132745796 1456387452 1568417256 1699118694 2265491592 2548678041 2912774904 3398237388 5097356082 6796474776 10194712164 20389424328
• Sum of all divisors σ(n): 71422391040
• Sum of proper divisors (its aliquot sum) s(n): 51032966712
• 20389424328 is an abundant number, because the sum of its proper divisors (51032966712) is greater than itself. Its abundance is 30643542384

Bases of 20389424328

• Binary: 10010111111010011011110110011001000₂
• Hexadecimal: 0x4BF4DECC8
• Base-36: 9D7C4I0

Squares and roots of 20389424328

• 20389424328 squared (20389424328²) is 415728624427238251584
• 20389424328 cubed (20389424328³) is 8476467328742706672698994135552
• The square root of 20389424328 is 142791.5415141947
• The cube root of 20389424328 is 2731.9221627923

Scales and comparisons

• 20,389,424,328 seconds is equal to 648 years, 16 weeks, 4 days, 16 hours, 58 minutes, 48 seconds.
• To count from 1 to 20,389,424,328 would take you about one thousand, two hundred ninety-six 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 20389424328 cubic inches would be around 227.7 feet tall.

Recreational maths with 20389424328

• 20389424328 backwards is 82342498302
• The number of decimal digits it has is: 11
• The sum of 20389424328's digits is 45
• More coming soon!