28013217220989

Names of 28013217220989

• Cardinal: 28013217220989 can be written as Twenty-eight trillion, thirteen billion, two hundred seventeen million, two hundred twenty thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 2.8013217220989 × 10¹³

Factors of 28013217220989

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 82

Divisors of 28013217220989

• Number of divisors d(n): 648
• Complete list of divisors:
  1 3 7 9 11 13 17 21 31 33 39 51 63 77 91 93 99 117 119 121 143 153 169 187 217 221 231 273 279 341 357 363 403 429 507 527 561 651 663 693 819 847 961 1001 1023 1071 1089 1183 1209 1287 1309 1331 1521 1547 1573 1581 1683 1859 1953 1989 2057 2387 2431 2541 2821 2873 2883 3003 3069 3549 3627 3689 3751 3927 3993 4433 4641 4719 4743 5239 5577 5797 6171 6727 6851 7161 7293 7623 8463 8619 8649 9009 9317 10571 10647 11011 11067 11253 11781 11979 12493 13013 13299 13923 14157 14399 14641 15717 16337 16731 17017 17303 17391 18513 20111 20181 20449 20553 21483 21879 22627 25389 25857 26257 26741 27951 31031 31603 31713 33033 33201 33759 36673 37479 39039 39897 40579 41261 43197 43923 47151 47957 48763 49011 51051 51909 52173 57629 60333 60543 61347 61659 63767 67881 73997 75361 78771 80223 83853 87451 89063 93093 94809 95139 99099 102487 110019 112437 114359 116281 117117 121121 121737 123783 129591 131769 137423 143143 143871 146289 147033 153153 155727 158389 161051 162409 172887 179707 180999 184041 187187 190333 191301 203643 212381 221221 221991 224939 226083 236313 240669 248897 262353 267189 279279 284427 288827 294151 307461 330057 341341 343077 347633 348843 363363 365211 371349 403403 412269 429429 431613 438867 446369 453871 475167 483153 487227 518661 527527 536393 539121 561561 570999 573903 623441 633919 637143 663663 665973 674817 678249 701437 746691 787059 801567 813967 828971 866481 882453 922383 961961 979693 1024023 1029231 1042899 1046529 1090089 1127357 1136863 1210209 1236807 1257949 1279091 1288287 1332331 1339107 1361613 1425501 1449459 1461681 1486667 1511653 1574573 1582581 1609179 1617363 1684683 1712997 1742279 1786499 1870323 1901757 1911429 1976777 1990989 2024451 2059057 2093663 2104311 2240073 2336191 2433431 2441901 2474329 2486913 2599443 2647359 2737867 2760953 2885883 2939079 3072069 3128697 3177097 3235661 3382071 3410589 3630627 3754751 3773847 3823963 3837273 3996993 4017321 4084839 4437433 4460001 4534959 4723719 4747743 4827537 4910059 4992581 5226837 5359497 5610969 5705271 5802797 5900323 5930331 6177171 6280989 6312933 6857851 6973109 7008573 7300293 7325703 7422987 7460739 7715807 8213601 8282859 8657649 8817237 8953637 9118681 9531291 9706983 10146213 10231767 10581571 10776623 11264253 11321541 11471889 11511819 11990979 12505493 13312299 13380003 13604877 13837439 14070001 14171157 14655641 14730177 14977743 15680511 16078491 16353337 16628183 17320303 17408391 17700969 17790993 18531513 18842967 19165069 19326671 19651489 20573553 20919327 21025719 21744547 21900879 22268961 22649627 23147421 24640803 24848577 25698101 26767741 26860911 27217619 27356043 28593873 29120949 30370483 31744713 32329869 33792759 34415667 34948067 35592271 37516479 39936897 41302261 41512317 42063593 42210003 43966923 44190531 44933229 48811763 49060011 49884549 51960909 52225173 53102907 54010649 57495207 57980013 58954467 61720659 62757981 63830767 64903553 65233641 67948881 69442263 75436361 76704199 77094303 80303223 80582733 81652857 82068129 84873877 91111449 95234139 96989607 98490007 100305491 104844201 106776813 112549437 116397281 118542853 123906783 124536951 126190779 126630009 131900769 137560423 146435289 147180033 149653647 152211829 154770011 155882727 162031947 172485621 173940039 176863401 179886707 182910013 190523333 191492301 194710659 195700923 203846643 212593381 216166379 226309083 230112597 231282909 239190017 240909669 244958571 249145897 254621631 273334347 282679111 294445151 295470021 300916473 314532603 320330439 334075313 349191843 355628559 371720349 378572337 412681269 439305867 454324871 456635487 462699523 464310033 486095841 536929393 539660121 548730039 571569999 574476903 584131977 594117139 637780143 648499137 678927249 690337791 702138437 717570051 747437691 763864893 829799971 843746189 848037333 883335453 886410063 902749419 1002225939 1047575529 1066885677 1083390077 1103360401 1238043807 1280370091 1303971383 1362974613 1369906461 1388098569 1392930099 1513164653 1610788179 1618980363 1646190117 1674330119 1714709997 1782351417 1913340429 1945497411 1978753777 2012010143 2106415311 2152710153 2242313073 2338527191 2377830169 2489399913 2531238567 2544111999 2631090187 2650006359 3006677817 3109470221 3238896661 3250170231 3310081203 3674828443 3841110273 3911914149 4088923839 4164295707 4539493959 4832364537 5022990357 5347054251 5906223323 5936261331 6036030429 6319245933 7015581573 7133490507 7468199739 7593715701 7723522807 7893270561 9127799681 9328410663 9716689983 9750510693 9930243609 11024485329 11523330819 11735742447 13618481877 14084071001 14343685213 15068971071 16644811183 17718669969 17808783993 18108091287 18417631309 21046744719 21400471521 21766291547 23170568421 23679811683 25723799101 26156131859 27383399043 27985231989 29150069949 33073455987 34204172431 40423112873 42252213003 43031055639 49934433549 53156009907 55252893927 65298874641 69511705263 77171397303 78468395577 82150197129 100405796491 102612517293 121269338619 126756639009 129093166917 149803300647 165758681781 183092923013 195896623923 231514191909 235405186731 239429207017 282961790111 301217389473 307837551879 363808015857 444654241603 549278769039 718287621051 848885370333 903652168419 1333962724809 1647836307117 2154862863153 2546656110999 3112579691221 4001888174427 9337739073663 28013217220989
• Sum of all divisors σ(n): 60264568099008
• Sum of proper divisors (its aliquot sum) s(n): 32251350878019
• 28013217220989 is an abundant number, because the sum of its proper divisors (32251350878019) is greater than itself. Its abundance is 4238133657030

Bases of 28013217220989

• Binary: 110010111101001010101110111001000100101111101₂
• Hexadecimal: 0x197A55DC897D
• Base-36: 9XH3E94L9

Squares and roots of 28013217220989

• 28013217220989 squared (28013217220989²) is 784740339070314672062138121
• 28013217220989 cubed (28013217220989³) is 21983101580449285957570281731885098221669
• The square root of 28013217220989 is 5292751.3847704011
• The cube root of 28013217220989 is 30370.6669751793

Scales and comparisons

• 28,013,217,220,989 seconds is equal to 890,733 years, 34 weeks, 1 day, 4 hours, 3 minutes, 9 seconds.
• To count from 1 to 28,013,217,220,989 would take you about two million, two hundred twenty-six thousand, eight hundred thirty-four 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 28013217220989 cubic inches would be around 2530.9 feet tall.

Recreational maths with 28013217220989

• 28013217220989 backwards is 98902271231082
• The number of decimal digits it has is: 14
• The sum of 28013217220989's digits is 54
• More coming soon!