728436942212742

Names of 728436942212742

• Cardinal: 728436942212742 can be written as Seven hundred twenty-eight trillion, four hundred thirty-six billion, nine hundred forty-two million, two hundred twelve thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 7.28436942212742 × 10¹⁴

Factors of 728436942212742

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 832

Divisors of 728436942212742

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 23 42 46 49 63 69 98 126 138 147 161 207 294 322 343 414 441 483 529 686 797 882 966 1029 1058 1127 1449 1587 1594 2058 2254 2391 2898 3087 3174 3381 3703 4761 4782 5579 6174 6762 7173 7406 7889 9522 10143 11109 11158 12167 14346 15778 16737 18331 20286 22218 23667 24334 25921 33327 33474 36501 36662 39053 47334 50211 51842 54993 66654 71001 73002 77763 78106 85169 100422 109503 109986 117159 128317 142002 155526 164979 170338 181447 219006 233289 234318 255507 256634 273371 279841 329958 351477 362894 384951 421613 466578 511014 544341 546742 559682 596183 702954 766521 769902 820113 839523 843226 898219 1088682 1154853 1192366 1264839 1533042 1633023 1640226 1679046 1788549 1796438 1958887 2309706 2460339 2518569 2529678 2694657 2951291 3266046 3577098 3794517 3917774 4173281 4920678 5037138 5365647 5389314 5876661 5902582 6287533 6436343 7589034 8083971 8346562 8853873 9697099 10731294 11753322 12519843 12575066 12872686 13712209 16167942 17629983 17707746 18862599 19309029 19394198 20659037 25039686 26561619 27424418 29091297 35259966 37559529 37725198 38618058 41136627 41318074 45054401 53123238 56587797 57927087 58182594 61977111 67879693 75119058 82273254 87273891 90108802 95985463 113175594 115854174 123409881 123954222 135163203 135759386 144613259 148035889 174547782 185931333 191970926 203639079 223033277 246819762 270326406 287956389 289226518 296071778 315380807 371862666 405489609 407278158 433839777 444107667 446066554 475157851 575912778 610917237 630761614 669099831 810979218 863869167 867679554 888215334 946142421 950315702 1036251223 1221834474 1301519331 1332323001 1338199662 1425473553 1561232939 1727738334 1892284842 2007299493 2072502446 2207665649 2603038662 2664646002 2838427263 2850947106 3108753669 3122465878 3326104957 4014598986 4276420659 4415331298 4683698817 5129765371 5676854526 6217507338 6622996947 6652209914 7253758561 8552841318 9326261007 9367397634 9978314871 10259530742 10928630573 13245993894 14051096451 14507517122 15389296113 18652522014 19868990841 19956629742 21761275683 21857261146 28102192902 29934944613 30778592226 32785891719 35908357597 39737981682 43522551366 46167888339 50776309927 59869889226 65283827049 65571783438 71816715194 76500414011 92335776678 98357675157 101552619854 107725072791 117984603533 130567654098 152328929781 153000828022 196715350314 215450145582 229501242033 235969207066 251358503179 304657859562 323175218373 353953810599 456986789343 459002484066 502717006358 646350436746 688503726099 707907621198 754075509537 825892224731 913973578686 1061861431797 1377007452198 1508151019074 1651784449462 1759509522253 2123722863594 2262226528611 2477676674193 3519019044506 4524453057222 4955353348386 5278528566759 5781245573117 7433030022579 10557057133518 11562491146234 14866060045158 15835585700277 17343736719351 31671171400554 34687473438702 40468719011819 52031210158053 80937438023638 104062420316106 121406157035457 242812314070914 364218471106371 728436942212742
• Sum of all divisors σ(n): 1926635955098400
• Sum of proper divisors (its aliquot sum) s(n): 1198199012885658
• 728436942212742 is an abundant number, because the sum of its proper divisors (1198199012885658) is greater than itself. Its abundance is 469762070672916

Bases of 728436942212742

• Binary: 10100101101000001001110001001011101000111010000110₂
• Hexadecimal: 0x29682712E8E86
• Base-36: 767JB7PITI

Squares and roots of 728436942212742

• 728436942212742 squared (728436942212742²) is 530620378780249627875187158564
• 728436942212742 cubed (728436942212742³) is 386523486194451969548507157795452337775222488
• The square root of 728436942212742 is 26989570.9897868143
• The cube root of 728436942212742 is 89976.8229295273

Scales and comparisons

• 728,436,942,212,742 seconds is equal to 23,162,041 years, 29 weeks, 11 hours, 5 minutes, 42 seconds.
• To count from 1 to 728,436,942,212,742 would take you about fifty-seven million, nine hundred five thousand, one hundred 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 728436942212742 cubic inches would be around 7498.1 feet tall.

Recreational maths with 728436942212742

• 728436942212742 backwards is 247212249634827
• 728436942212742 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 728436942212742's digits is 63
• More coming soon!