138202945621902

Names of 138202945621902

• Cardinal: 138202945621902 can be written as One hundred thirty-eight trillion, two hundred two billion, nine hundred forty-five million, six hundred twenty-one thousand, nine hundred two.

Scientific notation

• Scientific notation: 1.38202945621902 × 10¹⁴

Factors of 138202945621902

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 180

Divisors of 138202945621902

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 38 42 49 54 57 63 98 114 126 133 147 149 171 189 266 294 298 342 343 361 378 399 441 447 513 686 722 798 882 894 931 1026 1029 1043 1083 1197 1323 1341 1862 2058 2086 2166 2394 2401 2527 2646 2682 2793 2831 3087 3129 3249 3591 4023 4802 5054 5586 5662 6174 6258 6498 6517 6859 7182 7203 7301 7581 8046 8379 8493 9261 9387 9747 13034 13718 14406 14602 15162 16758 16807 16986 17689 18522 18774 19494 19551 19817 20577 21609 21903 22201 22743 25137 25479 28161 33614 35378 39102 39634 41154 43218 43806 44402 45486 45619 48013 50274 50421 50958 51107 53067 53789 56322 58653 59451 61731 64827 65709 66603 68229 76437 91238 96026 100842 102214 106134 107578 117306 118902 123462 123823 129654 131418 133206 136458 136857 138719 144039 151263 152874 153321 155407 159201 161367 175959 178353 185193 197127 199809 247646 273714 277438 288078 302526 306642 310814 318402 319333 322734 336091 351918 356706 357749 370386 371469 376523 394254 399618 410571 416157 421819 432117 453789 459963 466221 477603 484101 535059 599427 638666 672182 715498 742938 753046 821142 832314 843638 864234 866761 907578 919926 932442 955206 957999 968202 971033 1008273 1021991 1070118 1073247 1087849 1114407 1129569 1198854 1231713 1248471 1265457 1296351 1379889 1398663 1452303 1733522 1915998 1942066 2016546 2043982 2146494 2175698 2228814 2259138 2352637 2463426 2496942 2504243 2530914 2592702 2600283 2635661 2759778 2797326 2873997 2904606 2913099 2952733 3024819 3065973 3219741 3263547 3343221 3388707 3745413 3796371 4195989 4705274 5008486 5200566 5271322 5747994 5826198 5905466 6049638 6067327 6131946 6439482 6527094 6686442 6777414 6797231 7057911 7153937 7490826 7512729 7592742 7614943 7800849 7906983 8014561 8391978 8621991 8739297 8858199 9074457 9197919 9659223 9790641 10166121 11389113 12134654 13594462 14115822 14307874 15025458 15229886 15601698 15813966 16029122 16468459 17243982 17478594 17716398 18148914 18201981 18395838 18449627 19318446 19581282 20332242 20391693 20669131 21173733 21461811 22538187 22778226 22844829 23402547 23720949 24043683 26217891 26574597 27593757 29371923 32936918 36403962 36899254 40783386 41338262 42347466 42923622 45076374 45689658 46805094 47441898 47580617 48087366 49405377 50077559 52435782 53149194 53304601 54605943 55187514 55348881 56101927 58743846 61175079 62007393 63521199 64385433 67614561 68534487 71162847 72131049 79723791 95161234 98810754 100155118 106609202 109211886 110697762 112203854 115279213 122350158 124014786 127042398 128770866 129147389 135229122 137068974 142325694 142741851 144262098 144683917 148216131 150232677 152276659 159447582 159913803 163817829 166046643 168305781 183525237 186022179 193156299 205603461 216393147 230558426 258294778 285483702 289367834 296432262 300465354 304553318 319827606 327635658 332093286 336611562 345837639 350542913 367050474 372044358 373132207 386312598 387442167 392713489 411206922 428225553 432786294 434051751 444648393 450698031 456829977 479741409 498139929 504917343 558066537 691675278 701085826 746264414 774884334 785426978 856451106 868103502 889296786 901396062 904031723 913659954 959482818 996279858 1009834686 1012787419 1037512917 1051628739 1065936613 1116133074 1119396621 1162326501 1178140467 1284676659 1302155253 1352094093 1370489931 1439224227 1514752029 1808063446 2025574838 2075025834 2103257478 2131873226 2238793242 2324653002 2356280934 2453800391 2569353318 2604310506 2704188186 2712095169 2740979862 2748994423 2878448454 3029504058 3038362257 3112538751 3154886217 3197809839 3358189863 3486979503 3534421401 3906465759 4111469793 4907600782 5424190338 5497988846 6076724514 6225077502 6309772434 6395619678 6716379726 6973959006 7068842802 7089511933 7361401173 7461556291 7812931518 8136285507 8222939586 8246983269 9115086771 9464658651 9593429517 10074569589 10603264203 14179023866 14722802346 14923112582 16272571014 16493966538 17176602737 18230173542 18929317302 19186859034 19242960961 20149139178 21206528406 21268535799 22084203519 22384668873 24408856521 24740949807 27345260313 28780288551 34353205474 38485921922 42537071598 44168407038 44769337746 48817713042 49481899614 51529808211 52230894037 54690520626 57560577102 57728882883 63805607397 66252610557 67154006619 74222849421 103059616422 104461788074 115457765766 127611214794 132505221114 134308013238 134700726727 148445698842 154589424633 156692682111 173186648649 191416822191 201462019857 269401453454 309178849266 313385364222 346373297298 365616258259 382833644382 402924039714 404102180181 463768273899 470078046333 519559945947 731232516518 808204360362 927536547798 940156092666 1039119891894 1096848774777 1212306540543 1410234138999 2193697549554 2424613081086 2559313807813 2820468277998 3290546324331 3636919621629 5118627615626 6581092648662 7273839243258 7677941423439 9871638972993 15355882846878 19743277945986 23033824270317 46067648540634 69101472810951 138202945621902
• Sum of all divisors σ(n): 380758904870400
• Sum of proper divisors (its aliquot sum) s(n): 242555959248498
• 138202945621902 is an abundant number, because the sum of its proper divisors (242555959248498) is greater than itself. Its abundance is 104353013626596

Bases of 138202945621902

• Binary: 11111011011000111100001011110110000111110001110₂
• Hexadecimal: 0x7DB1E17B0F8E
• Base-36: 1CZLK1J1JI

Squares and roots of 138202945621902

• 138202945621902 squared (138202945621902²) is 19100054178570401189542097604
• 138202945621902 cubed (138202945621902³) is 2639683749016347227987510730928853364122808
• The square root of 138202945621902 is 11755974.8903228779
• The cube root of 138202945621902 is 51701.8122846419

Scales and comparisons

• 138,202,945,621,902 seconds is equal to 4,394,426 years, 9 weeks, 2 days, 21 hours, 11 minutes, 42 seconds.
• To count from 1 to 138,202,945,621,902 would take you about ten million, nine hundred eighty-six thousand and sixty-five 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 138202945621902 cubic inches would be around 4308.5 feet tall.

Recreational maths with 138202945621902

• 138202945621902 backwards is 209126549202831
• 138202945621902 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138202945621902's digits is 54
• More coming soon!