28738539984

Names of 28738539984

• Cardinal: 28738539984 can be written as Twenty-eight billion, seven hundred thirty-eight million, five hundred thirty-nine thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.8738539984 × 10¹⁰

Factors of 28738539984

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 240

Divisors of 28738539984

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 17 19 21 22 24 28 33 34 38 42 44 48 49 51 56 57 66 68 76 77 84 88 98 102 112 114 119 132 133 136 147 152 154 168 176 181 187 196 204 209 228 231 238 264 266 272 294 304 308 323 336 357 361 362 374 392 399 408 418 456 462 476 528 532 539 543 561 588 616 627 646 714 722 724 748 784 798 816 833 836 912 924 931 952 969 1064 1078 1083 1086 1122 1176 1232 1254 1267 1292 1309 1428 1444 1448 1463 1496 1596 1617 1666 1672 1848 1862 1904 1938 1991 2128 2156 2166 2172 2244 2261 2352 2499 2508 2527 2534 2584 2618 2793 2856 2888 2896 2926 2992 3077 3192 3234 3332 3344 3439 3553 3696 3724 3801 3876 3927 3971 3982 4312 4332 4344 4389 4488 4522 4998 5016 5054 5068 5168 5236 5586 5712 5776 5852 5973 6137 6154 6384 6468 6664 6783 6878 7106 7448 7581 7602 7752 7854 7942 7964 8624 8664 8688 8778 8869 8976 9044 9163 9231 9996 10032 10108 10136 10241 10317 10472 10659 11172 11704 11913 11946 12274 12308 12936 13328 13566 13756 13937 14212 14896 15162 15204 15504 15708 15827 15884 15928 17328 17556 17689 17738 18088 18326 18411 18462 19992 20216 20272 20482 20634 20944 21318 21539 22344 23408 23826 23892 24073 24548 24616 24871 25872 26607 27132 27489 27512 27797 27874 28424 30324 30408 30723 31416 31654 31768 31856 33847 35112 35378 35476 36176 36652 36822 36924 37829 39984 40432 40964 41268 41811 42636 42959 43078 44688 47481 47652 47784 48146 49096 49232 49742 53067 53214 54264 54978 55024 55594 55748 56848 58463 60648 60816 61446 62832 63308 63536 64617 65341 67507 67694 70224 70756 70952 72219 73304 73644 73848 74613 75658 81928 82536 83391 83622 85272 85918 86156 94962 95304 95568 96292 97559 98192 99484 101541 106134 106428 108528 109956 111188 111496 113487 116926 121296 122892 126616 128877 129234 130682 135014 135388 141512 141904 144438 146608 147288 147696 149226 150773 151316 163856 165072 166782 167244 168511 170544 171836 172312 174097 175389 189924 190608 192584 194579 195118 196023 198968 202521 203082 212268 212856 219912 222376 222992 226974 233852 236929 245784 253232 257754 258468 261364 264803 270028 270776 283024 288876 292677 294576 298452 300713 301546 302632 333564 334488 337022 343672 344624 348194 350778 379848 385168 389158 390236 392046 397936 405042 406164 409241 424536 425712 439824 444752 452319 453948 457387 467704 472549 473858 491568 505533 515508 516936 522291 522728 529606 540056 541552 577752 583737 585354 596904 601426 603092 605264 643093 667128 668976 674044 687344 696388 701556 710787 718751 759696 778316 780472 784092 794409 810084 812328 818482 849072 902139 904638 907896 914774 935408 945098 947716 1011066 1031016 1033872 1044582 1045456 1059212 1080112 1110797 1155504 1167474 1170708 1193808 1202852 1206184 1227723 1286186 1334256 1348088 1372161 1392776 1403112 1417647 1421574 1437502 1556632 1560944 1568184 1588818 1620168 1624656 1636964 1658503 1804278 1809276 1815792 1829548 1853621 1890196 1895432 1929279 2022132 2062032 2089164 2118424 2156253 2221594 2334948 2341416 2405704 2412368 2455446 2572372 2696176 2744322 2785552 2806224 2835294 2843148 2864687 2875004 3113264 3136368 3177636 3201709 3240336 3273928 3307843 3317006 3332391 3608556 3618552 3659096 3707242 3780392 3790864 3858558 4044264 4178328 4236848 4312506 4443188 4501651 4669896 4682832 4811408 4910892 4975509 5031257 5144744 5488644 5560863 5670588 5686296 5729374 5750008 6355272 6403418 6547856 6615686 6634012 6664782 7217112 7237104 7318192 7414484 7560784 7717116 7775579 8088528 8356656 8594061 8625012 8886376 9003302 9339792 9605127 9821784 9923529 9951018 10062514 10289488 10977288 11121726 11341176 11372592 11458748 11500016 12218767 12710544 12806836 13231372 13268024 13329564 13504953 14434224 14828968 15093771 15434232 15551158 17188122 17250024 17772752 18006604 19210254 19643568 19847058 19902036 20125028 21954576 22243452 22682352 22917496 23326737 24437534 25613672 26462744 26536048 26659128 27009906 29657936 30187542 30868464 31102316 31511557 34376244 34500048 35218799 36013208 36656301 38420508 39694116 39804072 40250056 44486904 45834992 46653474 48875068 51227344 52925488 53318256 54019812 54429053 60375084 62204632 63023114 68752488 70437598 72026416 73312602 76841016 79388232 79608144 80500112 85531369 88973808 93306948 94534671 97750136 105656397 108039624 108858106 120750168 124409264 126046228 137504976 140875196 146625204 153682032 158776464 163287159 171062738 186613896 189069342 195500272 211312794 216079248 217716212 241500336 252092456 256594107 281750392 293250408 326574318 342125476 373227792 378138684 422625588 435432424 504184912 513188214 563500784 586500816 598719583 653148636 684250952 756277368 845251176 870864848 1026376428 1197439166 1306297272 1368501904 1512554736 1690502352 1796158749 2052752856 2394878332 2612594544 3592317498 4105505712 4789756664 7184634996 9579513328 14369269992 28738539984
• Sum of all divisors σ(n): 105863599296
• Sum of proper divisors (its aliquot sum) s(n): 77125059312
• 28738539984 is an abundant number, because the sum of its proper divisors (77125059312) is greater than itself. Its abundance is 48386519328

Bases of 28738539984

• Binary: 11010110000111100110101000111010000₂
• Hexadecimal: 0x6B0F351D0
• Base-36: D7A6NDC

Squares and roots of 28738539984

• 28738539984 squared (28738539984²) is 825903680411966720256
• 28738539984 cubed (28738539984³) is 23735265942452063182154398715904
• The square root of 28738539984 is 169524.4524663037
• The cube root of 28738539984 is 3063.0557419751

Scales and comparisons

• 28,738,539,984 seconds is equal to 913 years, 41 weeks, 2 days, 23 hours, 46 minutes, 24 seconds.
• To count from 1 to 28,738,539,984 would take you about one thousand, eight hundred twenty-seven 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 28738539984 cubic inches would be around 255.3 feet tall.

Recreational maths with 28738539984

• 28738539984 backwards is 48993583782
• 28738539984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28738539984's digits is 66
• More coming soon!