138616981020

Names of 138616981020

• Cardinal: 138616981020 can be written as One hundred thirty-eight billion, six hundred sixteen million, nine hundred eighty-one thousand and twenty.

Scientific notation

• Scientific notation: 1.3861698102 × 10¹¹

Factors of 138616981020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 384

Divisors of 138616981020

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 19 20 21 27 28 30 34 35 36 38 42 45 49 51 54 57 60 63 68 70 76 84 85 90 95 98 102 105 108 114 119 126 133 135 140 147 153 170 171 180 189 190 196 204 210 228 238 245 252 255 266 270 285 294 306 315 323 331 340 342 343 357 378 380 399 420 441 459 476 490 510 513 532 540 570 588 595 612 630 646 662 665 684 686 714 735 756 765 798 833 855 882 918 931 945 969 980 993 1020 1026 1029 1071 1140 1190 1197 1260 1292 1323 1324 1330 1372 1428 1470 1530 1596 1615 1655 1666 1710 1715 1764 1785 1836 1862 1890 1938 1986 1995 2052 2058 2142 2205 2261 2295 2317 2380 2394 2401 2499 2565 2646 2660 2793 2907 2940 2979 3060 3087 3213 3230 3310 3332 3420 3430 3570 3591 3724 3780 3876 3972 3990 4116 4165 4284 4410 4522 4590 4634 4655 4788 4802 4845 4965 4998 5130 5145 5292 5355 5586 5627 5814 5831 5958 5985 6174 6289 6426 6460 6517 6615 6620 6783 6860 6951 7140 7182 7203 7497 7980 8330 8379 8721 8820 8937 9044 9180 9261 9268 9310 9604 9690 9930 9996 10260 10290 10710 11172 11254 11305 11585 11628 11662 11916 11970 12005 12348 12495 12578 12852 13034 13230 13566 13902 13965 14364 14406 14535 14895 14994 15435 15827 16065 16219 16660 16758 16881 17442 17493 17874 17955 18522 18620 18867 19380 19551 19860 20349 20580 20853 21420 21609 22491 22508 22610 23170 23324 23940 24010 24990 25137 25156 26068 26460 27132 27804 27930 28135 28812 29070 29155 29790 29988 30870 31445 31654 32130 32438 32585 33516 33762 33915 34755 34884 34986 35748 35910 36015 37044 37485 37734 39102 39389 40698 40817 41706 41895 43218 43605 44023 44685 44982 45220 45619 46305 46340 47481 48020 48657 49980 50274 50643 52479 55860 56270 56601 58140 58310 58653 59580 61047 61740 62559 62890 63308 64260 64827 64876 65170 67524 67830 69510 69972 71820 72030 74970 75468 78204 78778 79135 81095 81396 81634 83412 83790 84405 86436 87210 87465 88046 89370 89964 91238 92610 94335 94962 97314 97755 100548 101286 101745 104265 104958 106913 108045 110789 112455 112540 113202 113533 116620 117306 118167 122094 122451 125118 125685 125780 129654 130340 132069 135660 136857 139020 142443 144060 145971 149940 151929 157437 157556 158270 162190 163268 167580 168810 169803 174420 174930 175959 176092 178740 182476 185220 188670 189924 194628 195510 196945 202572 203490 204085 208530 209916 213826 216090 220115 221578 224910 226404 227066 228095 234612 236334 237405 243285 244188 244902 250236 251370 253215 259308 262395 264138 273714 275723 283005 284886 291942 293265 303858 305235 308161 312795 314874 316540 320739 324135 324380 332367 337620 339606 340599 349860 351918 354501 367353 377340 391020 393890 396207 406980 408170 410571 417060 427329 427652 432180 437913 440230 443156 449820 454132 456190 472668 474810 486570 489804 502740 506430 524790 528276 534565 547428 551446 553945 566010 567665 569772 583884 586530 590835 607716 610470 612255 616322 625590 629748 641478 648270 660345 664734 679212 681198 684285 703836 709002 712215 729855 734706 748391 759645 775523 787185 787780 792414 794731 816340 821142 827169 849015 854658 875826 879795 880460 912380 924483 949620 962217 973140 997101 1012860 1021797 1049580 1063503 1069130 1102059 1102892 1107890 1132020 1135330 1173060 1181670 1188621 1220940 1224510 1231713 1232644 1251180 1282956 1296540 1320690 1329468 1362396 1368570 1378615 1418004 1424430 1459710 1469412 1496782 1519290 1540805 1551046 1574370 1584828 1589462 1603695 1642284 1654338 1661835 1698030 1702995 1709316 1751652 1759590 1772505 1836765 1848966 1924434 1930061 1981035 1994202 2043594 2052855 2127006 2136645 2138260 2157127 2189565 2204118 2215780 2245173 2270660 2326569 2363340 2377242 2384193 2449020 2463426 2481507 2641380 2737140 2757230 2773449 2848860 2886651 2919420 2991303 2993564 3038580 3065391 3081610 3102092 3148740 3178924 3207390 3308676 3323670 3396060 3405990 3519180 3545010 3673530 3697932 3741955 3848868 3860122 3877615 3962070 3973655 3988404 4087188 4105710 4135845 4254012 4273290 4314254 4379130 4408236 4490346 4622415 4653138 4754484 4768386 4811085 4926852 4963014 4985505 5108985 5238737 5317515 5510295 5514460 5546898 5773302 5790183 5943105 5982606 6130782 6158565 6163220 6414780 6471381 6647340 6735519 6811980 6979707 7090020 7152579 7347060 7444521 7483910 7720244 7755230 7924140 7947310 8211420 8271690 8320347 8546580 8628508 8758260 8980692 9244830 9306276 9536772 9622170 9650305 9926028 9971010 10217970 10477474 10635030 10785635 11020590 11093796 11225865 11546604 11580366 11632845 11886210 11920965 11965212 12261564 12317130 12407535 12942762 13471038 13510427 13867245 13959414 14305158 14433255 14889042 14956515 14967820 15099889 15326955 15510460 15716211 15894620 16543380 16640694 17370549 18489660 19244340 19300610 19414143 19942020 20206557 20435940 20939121 20954948 21270060 21457737 21571270 22041180 22451730 23160732 23265690 23772420 23841930 24634260 24815070 25885524 26193685 26942076 27020854 27734490 27918828 28610316 28866510 28950915 29778084 29913030 30199778 30653910 31432422 32356905 33281388 33677595 34741098 34898535 35762895 36671159 37222605 38601220 38828286 40413114 40531281 41601735 41878242 42915474 43142540 44903460 45299667 46531380 47148633 47683860 49630140 52111647 52387370 54041708 55468980 57733020 57901830 58242429 59826060 60399556 61307820 62864844 64713810 67355190 67552135 69482196 69797070 71525790 73342318 74445210 75499445 77656572 78581055 80826228 81062562 83203470 83756484 85830948 86852745 90599334 94297266 97070715 101032785 104223294 104695605 104774740 107288685 110013477 115803660 116484858 121593843 129427620 134710380 135104270 135899001 139594140 141445899 143051580 146684636 148890420 150998890 157162110 162125124 166406940 173705490 181198668 183355795 188594532 194141430 202065570 202656405 208446588 209391210 214577370 220026954 226498335 232969716 235743165 243187686 256698113 260558235 270208540 271798002 282891798 291212145 301997780 314324220 330040431 347410980 364781529 366711590 388282860 404131140 405312810 407697003 418782420 429154740 440053908 452996670 471486330 486375372 513396226 521116470 543596004 550067385 565783596 582424290 607969215 660080862 679495005 707229495 729563058 733423180 770094339 810625620 815394006 905993340 942972660 990121293 1026792452 1042232940 1100134770 1164848580 1215938430 1283490565 1320161724 1358990010 1414458990 1459126116 1540188678 1630788012 1650202155 1823907645 1980242586 2038485015 2200269540 2310283017 2431876860 2566981130 2717980020 2828917980 3080377356 3300404310 3647815290 3850471695 3960485172 4076970030 4620566034 4950606465 5133962260 6600808620 6930849051 7295630580 7700943390 8153940060 9241132068 9901212930 11551415085 13861698102 15401886780 19802425860 23102830170 27723396204 34654245255 46205660340 69308490510 138616981020
• Sum of all divisors σ(n): 562422873600
• Sum of proper divisors (its aliquot sum) s(n): 423805892580
• 138616981020 is an abundant number, because the sum of its proper divisors (423805892580) is greater than itself. Its abundance is 285188911560

Bases of 138616981020

• Binary: 10000001000110001101110100011000011100₂
• Hexadecimal: 0x204637461C
• Base-36: 1ROGYZ30

Squares and roots of 138616981020

• 138616981020 squared (138616981020²) is 19214667427099040240400
• 138616981020 cubed (138616981020³) is 2663479190047799894663743037208000
• The square root of 138616981020 is 372313.0148410073
• The cube root of 138616981020 is 5175.3391115733

Scales and comparisons

• 138,616,981,020 seconds is equal to 4,407 years, 30 weeks, 5 days, 4 hours, 57 minutes.
• To count from 1 to 138,616,981,020 would take you about eight thousand, eight hundred fifteen 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 138616981020 cubic inches would be around 431.3 feet tall.

Recreational maths with 138616981020

• 138616981020 backwards is 020189616831
• 138616981020 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138616981020's digits is 45
• More coming soon!