28908386742816

Names of 28908386742816

• Cardinal: 28908386742816 can be written as Twenty-eight trillion, nine hundred eight billion, three hundred eighty-six million, seven hundred forty-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.8908386742816 × 10¹³

Factors of 28908386742816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 218

Divisors of 28908386742816

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 67 72 84 96 98 112 126 134 139 144 147 168 196 201 224 252 268 278 288 294 336 343 392 402 417 441 469 504 536 556 588 603 672 686 784 804 834 882 938 973 1008 1029 1072 1112 1176 1206 1251 1372 1407 1568 1608 1668 1764 1876 1946 2016 2058 2144 2224 2352 2401 2412 2502 2744 2814 2919 3087 3216 3283 3336 3528 3752 3892 4116 4221 4448 4489 4704 4802 4824 5004 5488 5628 5838 6174 6432 6566 6672 6811 7056 7203 7504 7784 8232 8442 8757 8978 9313 9604 9648 9849 10008 10976 11256 11676 12348 13132 13344 13467 13622 14112 14406 15008 15568 16464 16884 17514 17956 18626 19208 19296 19698 20016 20433 21609 22512 22981 23352 24696 26264 26934 27244 27939 28812 29547 31136 31423 32928 33768 35028 35912 37252 38416 39396 40032 40401 40866 43218 45024 45962 46704 47677 49392 52528 53868 54488 55878 57624 59094 61299 62846 65191 67536 68943 70056 71824 74504 76832 78792 80802 81732 83817 86436 91924 93408 94269 95354 98784 105056 107736 108976 111756 115248 118188 122598 125692 130382 135072 137886 140112 143031 143648 149008 157584 160867 161604 163464 167634 172872 183848 188538 190708 195573 206829 215472 217952 219961 223512 230496 236376 245196 251384 260764 275772 280224 282807 286062 298016 300763 315168 321734 323208 326928 333739 335268 345744 367696 377076 381416 391146 413658 429093 430944 439922 447024 456337 472752 482601 490392 502768 521528 551544 565614 572124 586719 601526 623971 643468 646416 653856 659883 667478 670536 691488 735392 754152 762832 782292 827316 858186 879844 894048 902289 912674 945504 965202 980784 1001217 1005536 1043056 1103088 1131228 1144248 1173438 1203052 1247942 1286936 1292832 1319766 1334956 1341072 1369011 1447803 1508304 1525664 1539727 1564584 1654632 1716372 1759688 1804578 1825348 1871913 1930404 1961568 1979649 2002434 2086112 2105341 2206176 2262456 2288496 2346876 2406104 2495884 2573872 2639532 2669912 2682144 2706867 2738022 2895606 3003651 3016608 3079454 3129168 3194359 3309264 3432744 3519376 3609156 3650696 3743826 3860808 3959298 4004868 4107033 4210682 4367797 4524912 4576992 4619181 4693752 4812208 4991768 5147744 5279064 5339824 5413734 5476044 5615739 5791212 6007302 6158908 6258336 6316023 6388718 6618528 6865488 7038752 7218312 7301392 7487652 7721616 7918596 8009736 8214066 8421364 8735594 9049824 9238362 9387504 9583077 9624416 9983536 10558128 10679648 10778089 10827468 10952088 11231478 11582424 12014604 12317816 12632046 12777436 13103391 13730976 13857543 14436624 14602784 14737387 14975304 15443232 15837192 16019472 16428132 16842728 17471188 18476724 18775008 18948069 19166154 19967072 21116256 21556178 21654936 21904176 22360513 22462956 23164848 24029208 24635632 25264092 25554872 26206782 27715086 28749231 28873248 29474774 29950608 30574579 31674384 32038944 32334267 32856264 33685456 34942376 36953448 37896138 38332308 39310173 41806057 43112356 43309872 43808352 44212161 44721026 44925912 46329696 48058416 49271264 50528184 51109744 52413564 55430172 57498462 58949548 59901216 61149158 63348768 64668534 65712528 67081539 67370912 69884752 73906896 75792276 76664616 78620346 83612114 86224712 86619744 88424322 89442052 89851824 91723737 96116832 97002801 101056368 102219488 103161709 104827128 110860344 114996924 117899096 122298316 125418171 129337068 131425056 132636483 134163078 139769504 147813792 151584552 153329232 157240692 167224228 172449424 176848644 178884104 179703648 183447474 194005602 201244617 202112736 206323418 209654256 214022053 221720688 229993848 235798192 244596632 250836342 258674136 265272966 268326156 275171211 292642399 303169104 306658464 309485127 314481384 334448456 344898848 353697288 357768208 366894948 376254513 388011204 402489234 412646836 419308512 428044106 443441376 459987696 471596384 489193264 501672684 517348272 530545932 536652312 550342422 585284798 606338208 618970254 628962768 642066159 668896912 707394576 715536416 722131963 733789896 752509026 776022408 804978468 825293672 856088212 877927197 919975392 928455381 978386528 1003345368 1034696544 1061091864 1073304624 1100684844 1170569596 1237940508 1257925536 1284132318 1337793824 1414789152 1444263926 1467579792 1498154371 1505018052 1552044816 1609956936 1650587344 1712176424 1755854394 1856910762 1926198477 2006690736 2048496793 2122183728 2146609248 2166395889 2201369688 2341139192 2475881016 2568264636 2633781591 2888527852 2935159584 2996308742 3010036104 3104089632 3219913872 3301174688 3424352848 3511708788 3713821524 3852396954 4013381472 4096993586 4244367456 4332791778 4402739376 4494463113 4682278384 4951762032 5136529272 5267563182 5777055704 5992617484 6020072208 6145490379 6439827744 6499187667 6848705696 7023417576 7427643048 7704793908 8193987172 8665583556 8805478752 8988926226 9364556768 9903524064 10273058544 10535126364 11554111408 11985234968 12040144416 12290980758 12998375334 13483389339 14046835152 14339477551 14855286096 15409587816 16387974344 17331167112 17977852452 18436471137 20546117088 21070252728 23108222816 23970469936 24581961516 25996750668 26966778678 28093670304 28678955102 29710572192 30819175632 32775948688 34662334224 35955704904 36872942274 42140505456 43018432653 47940939872 49163923032 51993501336 53933557356 57357910204 61638351264 65551897376 69324668448 71911409808 73745884548 84281010912 86036865306 98327846064 100376342857 103987002672 107867114712 114715820408 129055297959 143822819616 147491769096 172073730612 196655692128 200752685714 207974005344 215734229424 229431640816 258110595918 294983538192 301129028571 344147461224 401505371428 431468458848 458863281632 516221191836 589967076384 602258057142 688294922448 803010742856 903387085713 1032442383672 1204516114284 1376589844896 1606021485712 1806774171426 2064884767344 2409032228568 3212042971424 3613548342852 4129769534688 4818064457136 7227096685704 9636128914272 14454193371408 28908386742816
• Sum of all divisors σ(n): 98057383351200
• Sum of proper divisors (its aliquot sum) s(n): 69148996608384
• 28908386742816 is an abundant number, because the sum of its proper divisors (69148996608384) is greater than itself. Its abundance is 40240609865568

Bases of 28908386742816

• Binary: 110100100101011000010000111110111001000100000₂
• Hexadecimal: 0x1A4AC21F7220
• Base-36: A8WBV2O80

Squares and roots of 28908386742816

• 28908386742816 squared (28908386742816²) is 835694824072219861727609856
• 28908386742816 cubed (28908386742816³) is 24158589173249310077718441383708658794496
• The square root of 28908386742816 is 5376652.0012751429
• The cube root of 28908386742816 is 30690.7818358613

Scales and comparisons

• 28,908,386,742,816 seconds is equal to 919,197 years, 14 weeks, 3 days, 12 hours, 33 minutes, 36 seconds.
• To count from 1 to 28,908,386,742,816 would take you about two million, two hundred ninety-seven thousand, nine hundred ninety-three 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 28908386742816 cubic inches would be around 2557.6 feet tall.

Recreational maths with 28908386742816

• 28908386742816 backwards is 61824768380982
• 28908386742816 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28908386742816's digits is 72
• More coming soon!