138421321038

Names of 138421321038

• Cardinal: 138421321038 can be written as One hundred thirty-eight billion, four hundred twenty-one million, three hundred twenty-one thousand and thirty-eight.

Scientific notation

• Scientific notation: 1.38421321038 × 10¹¹

Factors of 138421321038

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 287

Divisors of 138421321038

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 18 21 22 23 26 27 33 39 42 46 54 63 66 69 77 78 81 89 91 99 117 126 138 139 143 154 161 162 178 182 189 198 207 231 234 243 253 267 273 278 286 297 299 322 351 378 414 417 429 462 483 486 506 534 546 567 594 598 621 623 693 702 759 801 819 834 858 891 897 966 973 979 1001 1053 1134 1157 1242 1246 1251 1287 1386 1449 1518 1529 1602 1638 1701 1771 1782 1794 1807 1863 1869 1946 1958 2002 2047 2079 2093 2106 2277 2314 2403 2457 2502 2574 2673 2691 2898 2919 2937 3003 3058 3159 3197 3289 3402 3471 3542 3614 3726 3738 3753 3861 4094 4158 4186 4347 4554 4587 4806 4914 5313 5346 5382 5421 5589 5607 5838 5874 6006 6141 6237 6279 6318 6394 6578 6831 6853 6942 7209 7371 7506 7722 8073 8099 8694 8757 8811 9009 9174 9591 9867 10413 10626 10703 10842 11178 11214 11259 11583 12282 12371 12474 12558 12649 12727 13041 13662 13706 13761 14329 14418 14742 15939 16146 16198 16263 16821 17514 17622 18018 18423 18711 18837 19182 19734 19877 20493 20559 20826 21406 21627 22113 22379 22517 22518 23023 23166 24219 24297 24742 25298 25454 26082 26271 26433 26611 27027 27522 28658 28773 29601 31239 31878 32109 32526 33642 33777 34749 35167 36846 37113 37422 37674 37947 38181 39123 39754 40986 41118 41283 41561 42987 43254 44226 44758 45034 46046 47817 48438 48594 48789 50463 52542 52866 53222 54054 55269 56511 57546 59202 59631 61479 61677 62478 64218 67137 67551 67554 69069 69498 70334 72657 72891 74226 75894 76362 78246 78813 79299 79833 81081 82566 83122 85974 86319 86597 88803 89089 93717 95634 96327 97578 100926 105501 110538 111339 113022 113841 114543 119262 122958 123354 123849 124683 128961 134274 135102 136081 138138 139139 143451 145314 145782 146367 151389 157619 157626 158598 159666 160823 162162 165807 169533 172638 173194 177606 178178 178893 185031 186277 187434 192654 201411 202653 207207 211002 218673 222678 227682 229086 236439 237897 239499 243243 246169 247698 249366 257922 258957 259791 266409 267267 272162 278278 281151 284533 286902 288981 290927 292721 292734 302778 315238 316503 321646 331614 334017 339066 341523 343629 357786 370062 371547 372554 374049 386883 402822 405306 408243 414414 417417 430353 437346 439101 457171 472857 472878 475794 478998 482469 486486 492338 497421 508599 517914 519582 532818 534534 536679 555093 558831 562302 569066 577962 581854 585442 604233 607959 621621 633006 656019 668034 683046 687258 718497 738507 743094 748098 773766 776871 779373 799227 801801 816486 834834 853599 860706 866943 872781 878163 878202 914342 945714 949509 952567 964938 994842 1002051 1017198 1024569 1030887 1073358 1110186 1117662 1122147 1125761 1160649 1208466 1215918 1224729 1243242 1252251 1312038 1371513 1418571 1436994 1447407 1477014 1553742 1558746 1598454 1603602 1610037 1665279 1676493 1707198 1733886 1745562 1756326 1769053 1812699 1823877 1864863 1899018 1905134 1968057 1991731 2004102 2049047 2049138 2061774 2155491 2215521 2244294 2251522 2321298 2338119 2405403 2449458 2504502 2560797 2600829 2618343 2634489 2743026 2837142 2848527 2857701 2894814 3006153 3073707 3092661 3129863 3200197 3220074 3330558 3352986 3366441 3377283 3481947 3538106 3625398 3647754 3674187 3698929 3729726 3756753 3936114 3983462 4098094 4114539 4255713 4310982 4342221 4431042 4676238 4810806 4830111 5029479 5121594 5201658 5236686 5268978 5307159 5438097 5471631 5594589 5697054 5715402 5975193 6012306 6147141 6147414 6185322 6259726 6400394 6466473 6646563 6732882 6754566 6963894 7014357 7216209 7348374 7397858 7513506 7682391 7855029 7903467 8229078 8511426 8545581 8573103 8684442 9389589 9600591 9660222 10058958 10099323 10131849 10614318 10876194 10943262 11022561 11096787 11189178 11270259 11950386 12294282 12343617 12383371 12767139 12932946 13026663 13293126 14028714 14432418 15088437 15364782 15710058 15806934 15921477 17091162 17146206 17925579 18441423 18779178 19201182 19939689 20198646 20263698 21043071 21648627 21909041 22045122 22193574 22540518 23047173 23565087 23710401 24687234 24766742 25534278 25719309 25892503 26053326 28168767 28801773 30176874 30395547 31842954 33067683 33290361 33810777 35851158 36882846 37030851 37150113 38301417 39079989 39879378 40688219 42086142 43297254 43818082 45265311 46094346 47130174 47420802 47764431 51438618 51785006 53776737 55324269 56337534 57603546 59819067 60791094 65727123 66135366 66580722 67621554 69141519 70695261 71131203 74061702 74300226 76602834 77157927 77677509 78159978 81376438 84506301 86405319 90530622 91186641 95528862 99871083 107553474 110648538 111092553 111450339 119638134 122064657 131454246 138283038 141390522 142262406 143293293 154315854 155355018 161330211 165972807 169012602 172810638 182373282 197181369 199742166 222185106 222900678 231473781 233032527 244129314 253518903 259215957 273559923 284817533 286586586 299613249 322660422 331945614 334351017 366193971 394362738 429879879 462947562 466065054 483990633 497918421 507037806 518431914 547119846 569635066 591544107 599226498 668702034 699097581 732387942 760556709 777647871 854452599 859759758 898839747 967981266 995836842 1003053051 1098581913 1183088214 1398195162 1521113418 1555295742 1708905198 1774632321 1797679494 2006106102 2097292743 2197163826 2563357797 3009159153 3295745739 3549264642 4194585486 5126715594 5323896963 6018318306 6291878229 6591491478 7690073391 9887237217 10647793926 12583756458 15380146782 19774474434 23070220173 46140440346 69210660519 138421321038
• Sum of all divisors σ(n): 443816755200
• Sum of proper divisors (its aliquot sum) s(n): 305395434162
• 138421321038 is an abundant number, because the sum of its proper divisors (305395434162) is greater than itself. Its abundance is 166974113124

Bases of 138421321038

• Binary: 10000000111010100011011011110101001110₂
• Hexadecimal: 0x203A8DBD4E
• Base-36: 1RL8HAVI

Squares and roots of 138421321038

• 138421321038 squared (138421321038²) is 19160462117905061397444
• 138421321038 cubed (138421321038³) is 2652216478058973911700696836626872
• The square root of 138421321038 is 372050.1593038229
• The cube root of 138421321038 is 5172.9029416309

Scales and comparisons

• 138,421,321,038 seconds is equal to 4,401 years, 19 weeks, 1 day, 14 hours, 57 minutes, 18 seconds.
• To count from 1 to 138,421,321,038 would take you about eight thousand, eight hundred two 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 138421321038 cubic inches would be around 431.1 feet tall.

Recreational maths with 138421321038

• 138421321038 backwards is 830123124831
• The number of decimal digits it has is: 12
• The sum of 138421321038's digits is 36
• More coming soon!