138646866069907741

Names of 138646866069907741

• Cardinal: 138646866069907741 can be written as One hundred thirty-eight quadrillion, six hundred forty-six trillion, eight hundred sixty-six billion, sixty-nine million, nine hundred seven thousand, seven hundred forty-one.

Scientific notation

• Scientific notation: 1.38646866069907741 × 10¹⁷

Factors of 138646866069907741

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 281

Divisors of 138646866069907741

• Number of divisors d(n): 384
• Complete list of divisors:
  1 7 13 37 49 67 91 157 169 259 343 469 481 637 871 1099 1183 1369 1813 2041 2479 3283 3367 4459 4489 5809 6097 6253 7693 8281 9583 10519 11323 12691 14287 17353 17797 22981 23569 26533 31423 32227 40663 42679 43771 50653 53851 57967 58357 67081 73633 75517 79261 91723 100009 121471 124579 136747 164983 166093 185731 214933 219961 225589 231361 284641 298753 300763 306397 354571 389203 408499 418951 469567 515431 528619 554827 642061 658489 700063 704773 758641 850297 872053 957229 981721 1162651 1192399 1300117 1504531 1539727 1579123 1619527 1777711 1992487 2105341 2144779 2159209 2481997 2724421 2794129 2859493 2932657 3393751 3608017 3700333 3883789 3909919 4494427 4609423 4933411 5059639 5310487 6104371 6145441 6700603 6872047 7952521 8138557 8346793 8560357 9100819 9162049 10531717 11053861 11128231 11336689 12443977 14400511 14737387 15114463 15501187 17373979 19070947 19558903 20016451 20528599 23756257 25902331 26076601 27369433 28069717 31460989 32265961 34533877 35417473 36323677 37173409 43018087 44118763 46904221 47219791 48104329 50828947 55667647 56969899 58427551 59922499 64134343 65775307 73722019 77897617 79356823 79890733 87107839 100803577 103161709 103382773 105801241 108508309 119106637 133496629 136912321 143700193 144667003 166293799 182536207 187206643 191586031 196488019 225861727 227381317 241737139 247922311 254265739 260213863 301126609 308831341 330538537 336730303 338995813 355802629 389673529 408992857 411744547 419457493 448940401 460427149 532818907 545283319 559235131 573543919 609754873 613857283 705625039 723679411 740608687 759558163 833746459 958386247 964834237 1012669021 1038579529 1164056593 1277753449 1310446501 1341102217 1343976049 1375416133 1591669219 1735456177 1747132267 1779860173 1880671039 2107886263 2161819387 2313769759 2372970691 2433686359 2490618403 2727714703 2882211829 2936202451 2955957121 3142582807 3222990043 3729732349 3816983233 3914645917 4014807433 4297000981 4406945569 4939375273 5065755877 5316907141 5352679111 5836225213 6753839659 6926645791 7088683147 7270056703 7980144679 8944274143 9173125507 9407832343 9627912931 11141684533 12229925869 12459021211 12542845081 13164697273 15132735709 15234548239 16196388313 16610794837 17035804513 17434328821 20175482803 20691699847 22560930301 22712719471 26108126443 27402521419 28103652031 30079006867 30848618983 35460291139 35698866769 37468753777 38427442573 40853576491 47276877613 48486520537 49620782029 50890396921 55861012753 64211878549 64643893879 65854826401 69584828443 77991791731 85609481083 87799915567 90046395283 92152880911 106641837673 116275563859 119250631591 141228379621 144841898929 158989036297 163056986053 182756885101 196725564217 198049127107 210553048069 215940332881 249892067383 262281276439 268992098011 295265353123 330938143291 339405643759 356232778447 391027089271 452507257153 460983784807 464085267997 487093799101 599266367581 614599408969 630324766981 645070166377 746492863711 834754421137 840370620427 1013893292503 1112923254079 1141398902371 1386343889749 1511582330167 1749244471681 1835968935073 1882944686077 2066857471861 2375839506313 2391824073523 2574638652391 2737189624897 3167550800071 3248596875979 3409656593707 4302195862783 4412273368867 5225450045977 5882594342989 6033108483961 7790462778553 7989792316597 9704407228243 10924818065551 12244711301767 13180612802539 14468002303027 16742768514661 18022470566737 22172855600497 22740178131853 23867596155949 30885913582069 31093712955799 41178160400923 42231759387727 55928546216179 67930850597701 76473726458857 101276016121189 117199379602627 126157293967159 159181246922971 217655990690593 288247122806461 295622315714089 404218268425387 535316085211999 820395657218389 883101057770113 1523591934834151 2069356209998623 2829527878977709 3747212596483993 10665143543839057 19806695152843963 138646866069907741
• Sum of all divisors σ(n): 183834740123520000
• Sum of proper divisors (its aliquot sum) s(n): 45187874053612259
• 138646866069907741 is a deficient number, because the sum of its proper divisors (45187874053612259) is less than itself. Its deficiency is 93458992016295482

Bases of 138646866069907741

• Binary: 111101100100100101001011100010001010100010110100100011101₂
• Hexadecimal: 0x1EC92971151691D
• Base-36: 11X67MZ20UN1

Squares and roots of 138646866069907741

• 138646866069907741 squared (138646866069907741²) is 19222953471006934402466504251723081
• 138646866069907741 cubed (138646866069907741³) is 2665202255362766571675767263888698420919001950270021
• The square root of 138646866069907741 is 372353146.9853689059
• The cube root of 138646866069907741 is 517571.1009621351

Scales and comparisons

• 138,646,866,069,907,741 seconds is equal to 4,408,541,478 years, 5 weeks, 4 days, 8 hours, 9 minutes, 1 second.
• To count from 1 to 138,646,866,069,907,741 would take you about thirteen billion, two hundred twenty-five million, six hundred twenty-four thousand, four hundred thirty-four 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 138646866069907741 cubic inches would be around 43130.9 feet tall.

Recreational maths with 138646866069907741

• 138646866069907741 backwards is 147709960668646831
• 138646866069907741 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138646866069907741's digits is 91
• More coming soon!