28788384768

Names of 28788384768

• Cardinal: 28788384768 can be written as Twenty-eight billion, seven hundred eighty-eight million, three hundred eighty-four thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.8788384768 × 10¹⁰

Factors of 28788384768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 100

Divisors of 28788384768

• Number of divisors d(n): 396
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 64 66 71 78 88 96 104 128 132 142 143 156 169 176 192 208 213 256 264 284 286 312 338 352 384 416 426 429 507 512 528 568 572 624 676 704 768 781 832 852 858 923 1014 1024 1056 1136 1144 1248 1352 1408 1536 1562 1664 1704 1716 1846 1859 2028 2112 2272 2288 2343 2496 2704 2769 2816 3072 3124 3328 3408 3432 3692 3718 4056 4224 4544 4576 4686 4992 5041 5408 5538 5577 5632 6248 6656 6816 6864 7384 7436 8112 8448 9088 9152 9372 9984 10082 10153 10816 11076 11154 11264 11999 12496 13312 13632 13728 14768 14872 15123 16224 16896 18176 18304 18744 19968 20164 20306 21632 22152 22308 23998 24992 27264 27456 29536 29744 30246 30459 32448 33792 35997 36352 36608 37488 39936 40328 40612 43264 44304 44616 47996 49984 54528 54912 55451 59072 59488 60492 60918 64896 65533 71994 72704 73216 74976 80656 81224 86528 88608 89232 95992 99968 109056 109824 110902 118144 118976 120984 121836 129792 131066 131989 143988 146432 149952 161312 162448 166353 173056 177216 178464 191984 196599 199936 218112 219648 221804 236288 237952 241968 243672 259584 262132 263978 287976 299904 322624 324896 332706 354432 356928 383968 393198 395967 399872 439296 443608 472576 475904 483936 487344 519168 524264 527956 575952 599808 645248 649792 665412 708864 713856 720863 767936 786396 791934 799744 851929 887216 945152 951808 967872 974688 1048528 1055912 1151904 1199616 1290496 1299584 1330824 1417728 1427712 1441726 1535872 1572792 1583868 1703858 1774432 1903616 1935744 1949376 2097056 2111824 2162589 2303808 2399232 2555787 2580992 2599168 2661648 2835456 2855424 2883452 3071744 3145584 3167736 3407716 3548864 3871488 3898752 4194112 4223648 4325178 4607616 5111574 5161984 5198336 5323296 5710848 5766904 6143488 6291168 6335472 6815432 7097728 7742976 7797504 8388224 8447296 8650356 9215232 9371219 10223148 10396672 10646592 11533808 12286976 12582336 12670944 13630864 14195456 15485952 15595008 16776448 16894592 17300712 18430464 18742438 20446296 21293184 23067616 25164672 25341888 27261728 28113657 28390912 31190016 33552896 33789184 34601424 36860928 37484876 40892592 42586368 46135232 50329344 50683776 54523456 56227314 56781824 67105792 67578368 69202848 74969752 81785184 85172736 92270464 100658688 101367552 109046912 112454628 135156736 138405696 149939504 163570368 170345472 184540928 201317376 202735104 218093824 224909256 276811392 299879008 327140736 369081856 405470208 436187648 449818512 553622784 599758016 654281472 738163712 872375296 899637024 1107245568 1199516032 1308562944 1799274048 2214491136 2399032064 2617125888 3598548096 4798064128 7197096192 9596128256 14394192384 28788384768
• Sum of all divisors σ(n): 91936075824
• Sum of proper divisors (its aliquot sum) s(n): 63147691056
• 28788384768 is an abundant number, because the sum of its proper divisors (63147691056) is greater than itself. Its abundance is 34359306288

Bases of 28788384768

• Binary: 11010110011111010111110010000000000₂
• Hexadecimal: 0x6B3EBE400
• Base-36: D83UZUO

Squares and roots of 28788384768

• 28788384768 squared (28788384768²) is 828771097550414413824
• 28788384768 cubed (28788384768³) is 23858981240878992423018490232832
• The square root of 28788384768 is 169671.4023281473
• The cube root of 28788384768 is 3064.8255972271

Scales and comparisons

• 28,788,384,768 seconds is equal to 915 years, 19 weeks, 5 days, 21 hours, 32 minutes, 48 seconds.
• To count from 1 to 28,788,384,768 would take you about one thousand, eight hundred thirty 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 28788384768 cubic inches would be around 255.4 feet tall.

Recreational maths with 28788384768

• 28788384768 backwards is 86748388782
• The number of decimal digits it has is: 11
• The sum of 28788384768's digits is 69
• More coming soon!