28384421688

Names of 28384421688

• Cardinal: 28384421688 can be written as Twenty-eight billion, three hundred eighty-four million, four hundred twenty-one thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.8384421688 × 10¹⁰

Factors of 28384421688

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 167

Divisors of 28384421688

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 17 18 21 24 28 34 36 41 42 49 51 56 63 68 72 82 84 97 98 102 119 123 126 136 147 153 164 168 194 196 204 238 246 252 287 289 291 294 306 328 343 357 369 388 392 408 441 476 492 504 574 578 582 588 612 679 686 697 714 738 776 833 861 867 873 882 952 984 1029 1071 1148 1156 1164 1176 1224 1358 1372 1394 1428 1476 1649 1666 1722 1734 1746 1764 2009 2023 2037 2058 2091 2142 2296 2312 2328 2499 2583 2601 2716 2744 2788 2856 2952 3087 3298 3332 3444 3468 3492 3528 3977 4018 4046 4074 4116 4182 4284 4753 4879 4947 4998 5166 5202 5432 5576 5831 6027 6069 6111 6174 6273 6596 6664 6888 6936 6984 7497 7954 8036 8092 8148 8232 8364 8568 9506 9758 9894 9996 10332 10404 11543 11662 11849 11931 12054 12138 12222 12348 12546 13192 14063 14161 14259 14637 14841 14994 15908 16072 16184 16296 16728 17493 18081 18207 19012 19516 19788 19992 20664 20808 23086 23324 23698 23862 24108 24276 24444 24696 25092 27839 28033 28126 28322 28518 29274 29682 29988 31816 33271 34153 34629 34986 35547 35793 36162 36414 38024 39032 39576 42189 42483 42777 43911 46172 46648 47396 47724 48216 48552 48888 50184 52479 55678 56066 56252 56644 57036 58548 59364 59976 66542 67609 68306 69258 69972 71094 71586 72324 72828 80801 82943 83517 84099 84378 84966 85554 87822 92344 94792 95448 99127 99813 102459 103887 104958 106641 111356 112132 112504 113288 114072 117096 118728 126567 127449 133084 135218 136612 138516 139944 142188 143172 144648 145656 161602 165886 167034 168198 168756 169932 171108 175644 194873 196231 198254 199626 202827 204918 207774 209916 213282 222712 224264 239071 242403 248829 250551 252297 253134 254898 266168 270436 273224 277032 284376 286344 297381 299439 307377 323204 331772 334068 336396 337512 339864 342216 351288 389746 392462 396508 399252 405654 409836 415548 419832 426564 473263 478142 484806 497658 501102 504594 506268 509796 540872 565607 580601 584619 588693 594762 598878 608481 614754 646408 663544 668136 672792 717213 727209 746487 779492 784924 793016 798504 811308 819672 831096 853128 892143 946526 956284 969612 995316 1002204 1009188 1012536 1019592 1131214 1149353 1161202 1169238 1177386 1189524 1197756 1216962 1229508 1364111 1373617 1419789 1434426 1454418 1492974 1558984 1569848 1622616 1696821 1741803 1753857 1766079 1784286 1893052 1912568 1939224 1990632 2004408 2018376 2151639 2262428 2298706 2322404 2338476 2354772 2379048 2395512 2433924 2459016 2728222 2747234 2839578 2868852 2908836 2985948 3312841 3393642 3448059 3483606 3507714 3532158 3568572 3786104 4064207 4092333 4120851 4259367 4303278 4524856 4597412 4644808 4676952 4709544 4867848 5090463 5225409 5456444 5494468 5679156 5737704 5817672 5971896 6625682 6787284 6896118 6967212 7015428 7064316 7137144 8045471 8128414 8184666 8241702 8518734 8606556 9194824 9615319 9938523 10180926 10344177 10450818 10912888 10988936 11358312 12192621 12276999 12362553 13251364 13574568 13792236 13934424 14030856 14128632 16090942 16256828 16369332 16483404 17037468 17213112 19230638 19877046 20361852 20688354 20901636 23189887 24136413 24385242 24553998 24725106 26502728 27584472 28845957 29815569 32181884 32513656 32738664 32966808 34074936 36577863 38461276 39754092 40723704 41376708 41803272 46379774 48272826 48770484 49107996 49450212 56318297 57691914 59631138 64363768 69569661 72409239 73155726 76922552 79508184 82753416 86537871 92759548 96545652 97540968 98215992 98900424 112636594 115383828 119262276 139139322 144818478 146311452 168954891 173075742 185519096 193091304 208708983 225273188 230767656 238524552 278278644 289636956 292622904 337909782 346151484 394228079 417417966 450546376 506864673 556557288 579273912 675819564 692302968 788456158 834835932 1013729346 1182684237 1351639128 1576912316 1669671864 2027458692 2365368474 3153824632 3548052711 4054917384 4730736948 7096105422 9461473896 14192210844 28384421688
• Sum of all divisors σ(n): 98561736000
• Sum of proper divisors (its aliquot sum) s(n): 70177314312
• 28384421688 is an abundant number, because the sum of its proper divisors (70177314312) is greater than itself. Its abundance is 41792892624

Bases of 28384421688

• Binary: 11010011011110101111110011100111000₂
• Hexadecimal: 0x69BD7E738
• Base-36: D1FCNY0

Squares and roots of 28384421688

• 28384421688 squared (28384421688²) is 805675394562204769344
• 28384421688 cubed (28384421688³) is 22868630142899402320064871132672
• The square root of 28384421688 is 168476.7689861127
• The cube root of 28384421688 is 3050.4226481571

Scales and comparisons

• 28,384,421,688 seconds is equal to 902 years, 27 weeks, 6 days, 9 hours, 34 minutes, 48 seconds.
• To count from 1 to 28,384,421,688 would take you about one thousand, eight hundred five 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 28384421688 cubic inches would be around 254.2 feet tall.

Recreational maths with 28384421688

• 28384421688 backwards is 88612448382
• The number of decimal digits it has is: 11
• The sum of 28384421688's digits is 54
• More coming soon!