28009741695390

Names of 28009741695390

• Cardinal: 28009741695390 can be written as Twenty-eight trillion, nine billion, seven hundred forty-one million, six hundred ninety-five thousand, three hundred ninety.

Scientific notation

• Scientific notation: 2.800974169539 × 10¹³

Factors of 28009741695390

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 140987

Divisors of 28009741695390

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 29 30 31 35 39 42 45 54 58 62 63 65 70 78 81 87 90 91 93 105 117 126 130 135 145 155 162 174 182 186 189 195 203 210 217 234 243 261 270 273 279 290 310 315 351 377 378 390 403 405 406 434 435 455 465 486 522 546 558 567 585 609 630 651 702 754 783 806 810 819 837 870 899 910 930 945 1015 1053 1085 1131 1134 1170 1209 1215 1218 1302 1305 1365 1395 1566 1638 1674 1701 1755 1798 1827 1885 1890 1953 2015 2030 2106 2170 2262 2349 2418 2430 2457 2511 2610 2639 2697 2730 2790 2821 2835 3045 3159 3255 3393 3402 3510 3627 3654 3770 3906 3915 4030 4095 4185 4495 4698 4914 5022 5265 5278 5394 5481 5642 5655 5670 5859 6045 6090 6293 6318 6510 6786 7047 7254 7371 7533 7830 7917 8091 8190 8370 8463 8505 8990 9135 9765 10179 10530 10881 10962 11310 11687 11718 11745 12090 12285 12555 12586 13195 13485 14094 14105 14742 15066 15795 15834 16182 16443 16926 16965 17010 17577 18135 18270 18879 19530 20358 21762 22113 23374 23490 23751 24273 24570 25110 25389 26390 26970 27405 28210 29295 30537 31465 31590 32643 32886 33930 35061 35154 35235 36270 36855 37665 37758 39585 40455 42315 44226 47502 48546 49329 50778 50895 52731 54405 54810 56637 58435 58590 61074 62930 65286 70122 70470 71253 72819 73710 75330 76167 79170 80910 81809 82215 84630 87885 91611 94395 97929 98658 101790 105183 105462 108810 110565 113274 116870 118755 121365 126945 140897 142506 145638 152334 152685 163215 163618 164430 169911 175305 175770 183222 188790 195858 210366 213759 218457 221130 228501 237510 242730 245427 246645 253890 263655 281794 283185 305370 315549 326430 339822 350610 356265 364095 380835 409045 422691 427518 436914 457002 458055 489645 490854 493290 509733 525915 527310 566370 631098 641277 685503 704485 712530 728190 736281 761670 818090 845382 849555 916110 946647 979290 986279 1019466 1051830 1068795 1092285 1142505 1227135 1268073 1282554 1371006 1408970 1472562 1529199 1577745 1699110 1831661 1893294 1972558 2113455 2137590 2184570 2208843 2285010 2454270 2536146 2548665 2839941 2958837 3058398 3155490 3206385 3427515 3663322 3681405 3804219 4086013 4226910 4367807 4417686 4733235 4931395 5097330 5494983 5679882 5917674 6340365 6412770 6626529 6855030 7362810 7608438 7645995 8172026 8735614 8876511 9158305 9466470 9862790 10989966 11044215 11412657 12258039 12680730 12821627 13103421 13253058 14199705 14794185 15291990 16484949 17753022 18316610 19021095 19879587 20430065 21839035 22088430 22825314 24516078 25643254 26206842 26629533 27474915 28399410 28602091 29588370 30574649 32969898 33132645 34237971 36774117 38042190 38464881 39310263 39759174 40860130 43678070 44382555 49454847 53118169 53259066 54949830 56781491 57063285 57204182 61149298 61290195 64108135 65517105 66265290 68475942 73548234 76929762 78620526 79888599 82424745 85806273 88765110 91723947 98909694 99397935 106236338 110322351 113562982 114126570 115394643 117930789 122580390 126666403 128216270 131034210 133147665 143010455 148364541 152873245 159354507 159777198 164849490 170344473 171189855 171612546 183447894 183870585 192324405 196551315 198795870 220644702 230789286 235861578 239665797 247274235 253332806 257418819 265590845 266295330 275171841 283907455 286020910 296729082 305746490 318709014 330967053 340688946 342379710 346183929 353792367 367741170 371827183 379999209 384648810 393102630 397470437 399442995 429031365 445093623 458619735 478063521 479331594 494548470 511033419 514837638 531181690 550343682 551611755 567814910 576973215 589653945 633332015 661934106 692367858 707584734 741822705 743654366 759998418 772256457 794940874 796772535 798885990 825515523 851722365 858062730 886664821 890187246 917239470 956127042 992901159 1022066838 1038551787 1061377101 1103223510 1115481549 1139997627 1153946430 1179307890 1192411311 1198328985 1266664030 1287094095 1375859205 1434190563 1483645410 1533100257 1544512914 1593545070 1646663239 1651031046 1654835265 1703444730 1730919645 1768961835 1773329642 1859135915 1899996045 1985802318 1987352185 2077103574 2122754202 2225468115 2230963098 2279995254 2316769371 2384822622 2390317605 2396657970 2476546569 2555167095 2574188190 2659994463 2751718410 2868381126 3066200514 3115655361 3293326478 3309670530 3346444647 3419992881 3461839290 3537923670 3577233933 3718271830 3799992090 3861282285 3974704370 4127577615 4302571689 4433324105 4450936230 4599300771 4633538742 4780635210 4939989717 4953093138 4964505795 5110334190 5192758935 5306885505 5319988926 5577407745 5699988135 5962056555 6231310722 6692889294 6839985762 6950308113 7154467866 7170952815 7429639707 7665501285 7722564570 7979983389 8233316195 8255155230 8605143378 8866648210 9198601542 9879979434 9929011590 10039333941 10259978643 10385517870 10613771010 10731701799 11154815490 11399976270 11526642673 11583846855 11924113110 12382732845 12907715067 13299972315 13797902313 13900616226 14341905630 14819969151 14859279414 15331002570 15578276805 15959966778 16466632390 16732223235 17099964405 17886169665 20078667882 20519957286 21463403598 21512858445 22996503855 23053285346 23167693710 23939950167 24699948585 24765465690 25815430134 26599944630 27595804626 29639938302 30118001823 30779935929 31156553610 32195105397 33464446470 34199928810 34579928019 34751540565 35772339330 37148198535 39899916945 43025716890 44459907453 45993007710 47879900334 49399897170 50196669705 51299893215 53658508995 57633213365 60236003646 61559871858 64390210794 64538575335 68989511565 69159856038 69503081130 71819850501 74099845755 74296397070 79799833890 88919814906 90354005469 96585316191 100393339410 102599786430 103739784057 107317017990 115266426730 119699750835 129077150670 133379722359 137979023130 143639701002 148199691510 150590009115 153899679645 160975526985 172899640095 180708010938 193170632382 207479568114 215459551503 222299537265 239399501670 266759444718 301180018230 307799359290 311219352171 321951053970 345799280190 359099252505 400139167077 430919103006 444599074530 451770027345 482926580955 518698920285 622438704342 666898611795 718198505010 800278334154 903540054690 933658056513 965853161910 1037397840570 1077297757515 1333797223590 1556096760855 1867316113026 2000695835385 2154595515030 2800974169539 3112193521710 4001391670770 4668290282565 5601948339078 9336580565130 14004870847695 28009741695390
• Sum of all divisors σ(n): 99258560593920
• Sum of proper divisors (its aliquot sum) s(n): 71248818898530
• 28009741695390 is an abundant number, because the sum of its proper divisors (71248818898530) is greater than itself. Its abundance is 43239077203140

Bases of 28009741695390

• Binary: 110010111100110000110101101000011100110011110₂
• Hexadecimal: 0x197986B4399E
• Base-36: 9XFHX0JVI

Squares and roots of 28009741695390

• 28009741695390 squared (28009741695390²) is 784545629842469071547252100
• 28009741695390 cubed (28009741695390³) is 21974920440134615030703568245949737819000
• The square root of 28009741695390 is 5292423.0457693005
• The cube root of 28009741695390 is 30369.4109205193

Scales and comparisons

• 28,009,741,695,390 seconds is equal to 890,623 years, 7 weeks, 4 days, 4 hours, 16 minutes, 30 seconds.
• To count from 1 to 28,009,741,695,390 would take you about two million, two hundred twenty-six thousand, five hundred fifty-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 28009741695390 cubic inches would be around 2530.8 feet tall.

Recreational maths with 28009741695390

• 28009741695390 backwards is 09359614790082
• 28009741695390 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28009741695390's digits is 63
• More coming soon!