28731013488320

Names of 28731013488320

• Cardinal: 28731013488320 can be written as Twenty-eight trillion, seven hundred thirty-one billion, thirteen million, four hundred eighty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.873101348832 × 10¹³

Factors of 28731013488320

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 19671

Divisors of 28731013488320

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 17 20 22 26 31 32 34 40 44 52 55 61 62 64 65 68 80 85 88 104 110 122 124 130 136 143 155 160 170 176 187 208 220 221 244 248 260 272 286 305 310 320 340 341 352 374 403 416 440 442 488 496 520 527 544 572 610 620 671 680 682 704 715 748 793 806 832 880 884 935 976 992 1037 1040 1054 1088 1105 1144 1220 1240 1342 1360 1364 1430 1496 1586 1612 1705 1760 1768 1870 1891 1952 1984 2015 2074 2080 2108 2210 2288 2431 2440 2480 2635 2684 2720 2728 2860 2992 3172 3224 3355 3410 3520 3536 3740 3782 3904 3965 4030 4148 4160 4216 4420 4433 4576 4862 4880 4960 5185 5270 5368 5440 5456 5720 5797 5984 6344 6448 6710 6820 6851 7072 7480 7564 7930 8060 8296 8432 8723 8840 8866 9152 9455 9724 9760 9920 10370 10540 10736 10912 11407 11440 11594 11968 12155 12688 12896 13420 13481 13640 13702 14144 14960 15128 15860 16120 16592 16864 17446 17680 17732 18910 19448 19520 19531 20740 20801 21080 21472 21824 22165 22814 22880 23188 24310 24583 25376 25792 26840 26962 27280 27404 28985 29920 30256 31720 32147 32240 33184 33728 34255 34892 35360 35464 37820 38896 39062 41480 41602 42160 42944 43615 44330 45628 45760 46376 48620 49166 50752 53680 53924 54560 54808 57035 57970 59840 60512 63440 64294 64480 66368 67405 68510 69784 70720 70928 75361 75640 77792 78124 82960 83204 84320 87230 88660 91256 92752 97240 97655 98332 104005 107360 107848 109120 109616 114070 115940 121024 122915 126880 128588 128960 134810 137020 139568 141856 148291 150722 151280 155584 156248 160735 165920 166408 168640 174460 177320 182512 185504 194480 195310 196664 208010 214720 214841 215696 219232 228140 231880 245830 253760 253903 257176 269620 270413 274040 279136 283712 296582 301444 302560 312496 321470 331840 332027 332816 348920 353617 354640 365024 371008 376805 388960 390620 393328 416020 417911 429682 431392 438464 456280 463760 491660 507806 514352 539240 540826 548080 558272 593164 602888 605120 605461 624992 642940 664054 665632 697840 707234 709280 730048 741455 753610 777920 781240 786656 832040 835822 859364 862784 912560 927520 983320 1015612 1028704 1074205 1078480 1081652 1096160 1186328 1191391 1205776 1210922 1249984 1269515 1285880 1328108 1331264 1352065 1395680 1414468 1418560 1482910 1507220 1562480 1573312 1660135 1664080 1671644 1718728 1768085 1825120 1855040 1966640 2031224 2057408 2089555 2148410 2156960 2163304 2192320 2372656 2382782 2411552 2421844 2539030 2571760 2656216 2704130 2791360 2792933 2828936 2965820 3014440 3027305 3124960 3320270 3328160 3343288 3437456 3536170 3650240 3652297 3933280 4062448 4179110 4296820 4313920 4316351 4326608 4597021 4745312 4765564 4823104 4843688 5078060 5143520 5312432 5408260 5585866 5657872 5931640 5956955 6028880 6054610 6249920 6640540 6656320 6660071 6686576 6874912 7072340 7304594 7866560 7870993 8124896 8358220 8593640 8632702 8653216 9194042 9490624 9531128 9687376 10156120 10287040 10292837 10624864 10816520 11171732 11315744 11863280 11913910 12057760 12109220 13105301 13281080 13320142 13373152 13749824 13964665 14144680 14609188 15488083 15741986 16249792 16716440 17187280 17265404 17306432 18261485 18388084 19062256 19374752 20253647 20312240 20585674 21249728 21581755 21633040 22343464 22631488 22985105 23726560 23827820 24115520 24218440 26210602 26562160 26640284 26746304 27929330 28289360 29218376 30976166 31483972 33300355 33432880 34374560 34530808 36522970 36776168 36933121 38124512 38749504 39354965 40507294 40624480 41171348 43163510 43266080 44686928 45970210 47453120 47479861 47655640 48436880 51464185 52421204 53124320 53280568 55858660 56578720 58436752 61952332 62967944 65526505 66600710 66865760 68749120 69061616 73045940 73552336 73866242 76249024 77440415 78709930 81014588 81248960 82342696 86327020 86532160 86580923 89373856 91940420 94959722 95311280 96873760 101268235 102928370 104842408 106248640 106561136 111717320 113157440 113221207 116873504 123904664 125935888 131053010 133201420 133731520 133806881 138123232 146091880 147104672 147732484 154880830 157419860 162029176 164685392 170368913 172654040 173161846 178747712 183880840 184665605 189919444 190622560 193747520 202536470 205856740 209684816 213122272 222790117 223434640 226442414 233747008 237399305 247809328 251871776 262106020 263297411 266402840 267613762 276246464 292183760 294209344 295464968 309761660 314839720 324058352 329370784 340737826 345308080 346323692 367761680 369331210 379838888 381245120 405072940 406264331 411713480 419369632 426244544 432904615 445580234 446869280 452884828 474798610 480130573 495618656 503743552 524212040 526594822 532805680 535227524 566106035 584367520 590929936 619523320 627863057 629679440 648116704 658741568 669034405 681475652 690616160 692647384 735523360 738662420 759677776 810145880 812528662 823426960 838739264 851844565 865809230 891160468 893738560 905769656 949597220 960261146 991237312 1048424080 1053189644 1065611360 1070455048 1113950585 1132212070 1168735040 1181859872 1239046640 1255726114 1259358880 1296233408 1316487055 1338068810 1362951304 1381232320 1385294768 1471046720 1471875691 1477324840 1519355552 1620291760 1625057324 1646853920 1703689130 1731618460 1782320936 1811539312 1899194440 1920522292 2031321655 2096848160 2106379288 2131222720 2140910096 2227901170 2264424140 2363719744 2400652865 2478093280 2511452228 2518717760 2632974110 2676137620 2725902608 2770589536 2896271521 2943751382 2954649680 3038711104 3139315285 3240583520 3250114648 3293707840 3407378260 3463236920 3564641872 3623078624 3798388880 3841044584 4062643310 4193696320 4212758576 4281820192 4455802340 4528848280 4801305730 4956186560 5022904456 5265948220 5281436303 5352275240 5451805216 5541179072 5792543042 5887502764 5909299360 6278630570 6481167040 6500229296 6814756520 6906493627 6926473840 7129283744 7246157248 7359378455 7596777760 7682089168 8125286620 8162219741 8425517152 8563640384 8911604680 9057696560 9602611460 10045808912 10531896440 10562872606 10704550480 10903610432 11585086084 11775005528 11818598720 12557261140 13000458592 13629513040 13812987254 13852947680 14258567488 14481357605 14718756910 15193555520 15364178336 16250573240 16324439482 16851034304 17823209360 18115393120 19205222920 20091617824 21063792880 21125745212 21409100960 23170172168 23550011056 25114522280 26000917184 26407181515 27259026080 27625974508 27705895360 28962715210 29437513820 30728356672 32501146480 32648878964 34532468135 35646418720 36230786240 38410445840 40183235648 40811098705 42127585760 42251490424 42818201920 46340344336 47100022112 50229044560 52814363030 54518052160 55251949016 57925430420 58875027640 65002292960 65297757928 69064936270 71292837440 76820891680 81622197410 84255171520 84502980848 89784417151 92680688672 94200044224 100458089120 105628726060 110503898032 115850860840 117750055280 130004585920 130595515856 138129872540 153641783360 163244394820 169005961696 179568834302 185361377344 200916178240 211257452120 221007796064 231701721680 235500110560 261191031712 276259745080 326488789640 338011923392 359137668604 422514904240 442015592128 448922085755 463403443360 471000221120 522382063424 552519490160 652977579280 718275337208 845029808480 897844171510 926806886720 1105038980320 1305955158560 1436550674416 1690059616960 1795688343020 2210077960640 2611910317120 2873101348832 3591376686040 5746202697664 7182753372080 14365506744160 28731013488320
• Sum of all divisors σ(n): 89294588780544
• Sum of proper divisors (its aliquot sum) s(n): 60563575292224
• 28731013488320 is an abundant number, because the sum of its proper divisors (60563575292224) is greater than itself. Its abundance is 31832561803904

Bases of 28731013488320

• Binary: 110100010000101110101110110100101111011000000₂
• Hexadecimal: 0x1A2175DA5EC0
• Base-36: A6MUFM94W

Squares and roots of 28731013488320

• 28731013488320 squared (28731013488320²) is 825471136066025774776422400
• 28731013488320 cubed (28731013488320³) is 23716622344531820557198170406713786368000
• The square root of 28731013488320 is 5360131.8536319607
• The cube root of 28731013488320 is 30627.8831840731

Scales and comparisons

• 28,731,013,488,320 seconds is equal to 913,557 years, 18 weeks, 4 days, 8 hours, 5 minutes, 20 seconds.
• To count from 1 to 28,731,013,488,320 would take you about two million, two hundred eighty-three thousand, eight 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 28731013488320 cubic inches would be around 2552.3 feet tall.

Recreational maths with 28731013488320

• 28731013488320 backwards is 02388431013782
• The number of decimal digits it has is: 14
• The sum of 28731013488320's digits is 50
• More coming soon!