138603385872

Names of 138603385872

• Cardinal: 138603385872 can be written as One hundred thirty-eight billion, six hundred three million, three hundred eighty-five thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.38603385872 × 10¹¹

Factors of 138603385872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 102

Divisors of 138603385872

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 37 42 48 49 53 54 56 63 72 74 81 84 98 106 108 111 112 126 144 147 148 159 162 168 189 196 212 216 222 243 252 259 294 296 318 324 333 336 343 371 378 392 424 432 441 444 477 486 504 518 567 588 592 636 648 666 686 742 756 777 784 848 882 888 954 972 999 1008 1029 1036 1113 1134 1176 1272 1296 1323 1332 1372 1431 1484 1512 1554 1701 1764 1776 1813 1908 1944 1961 1998 2058 2072 2226 2268 2331 2352 2544 2597 2646 2664 2744 2809 2862 2968 2997 3024 3087 3108 3339 3402 3528 3626 3816 3888 3922 3969 3996 4116 4144 4293 4452 4536 4662 5194 5292 5328 5439 5488 5618 5724 5883 5936 5994 6174 6216 6678 6804 6993 7056 7252 7632 7791 7844 7938 7992 8232 8427 8586 8904 8991 9072 9261 9324 10017 10388 10584 10878 11236 11448 11766 11907 11988 12348 12432 12691 12879 13356 13608 13727 13986 14504 15582 15688 15876 15984 16317 16464 16854 17172 17649 17808 17982 18179 18522 18648 19663 20034 20776 20979 21168 21756 22472 22896 23373 23532 23814 23976 24696 25281 25382 25758 26712 27216 27454 27783 27972 29008 30051 31164 31376 31752 32634 33708 34344 35298 35964 36358 37044 37296 38073 39326 40068 41181 41552 41958 43512 44944 46746 47064 47628 47952 48951 49392 50562 50764 51516 52947 53424 54537 54908 55566 55944 58989 60102 62328 62937 63504 65268 67416 68688 70119 70596 71928 72716 74088 75843 76146 78652 80136 82362 83349 83916 87024 90153 93492 94128 95256 96089 97902 101124 101528 103032 103933 105894 109074 109816 111132 111888 114219 117978 120204 123543 124656 125874 130536 134832 137641 140238 141192 143856 145432 146853 148176 151686 152292 157304 158841 160272 163611 164724 166698 167832 176967 180306 186984 190512 192178 195804 202248 203056 206064 207866 210357 211788 218148 219632 222264 227529 228438 235956 240408 247086 251748 261072 275282 280476 282384 288267 290864 293706 303372 304584 311799 314608 317682 327222 329448 333396 335664 342657 353934 360612 370629 373968 384356 391608 404496 412923 415732 420714 423576 436296 440559 444528 455058 456876 471912 476523 480816 490833 494172 503496 530901 550564 560952 576534 587412 606744 609168 623598 631071 635364 654444 658896 666792 672623 682587 685314 707868 721224 727531 741258 768712 783216 825846 831464 841428 847152 864801 872592 881118 910116 913752 935397 943824 953046 963487 981666 988344 1006992 1027971 1061802 1101128 1111887 1121904 1153068 1174824 1213488 1238769 1247196 1262142 1270728 1308888 1333584 1345246 1365174 1370628 1415736 1442448 1455062 1472499 1482516 1537424 1592703 1651692 1662928 1682856 1729602 1762236 1820232 1827504 1870794 1906092 1926974 1963332 1976688 2017869 2055942 2123604 2182593 2202256 2223774 2306136 2349648 2477538 2494392 2524284 2541456 2594403 2617776 2690492 2730348 2741256 2806191 2831472 2890461 2910124 2944998 2965032 3083913 3185406 3303384 3335661 3365712 3459204 3524472 3640464 3716307 3741588 3812184 3853948 3926664 4035738 4111884 4247208 4365186 4417497 4447548 4612272 4778109 4955076 4988784 5048568 5092717 5188806 5380984 5460696 5482512 5612382 5780922 5820248 5889996 5930064 6053607 6167826 6370812 6547779 6606768 6671322 6918408 7048944 7432614 7483176 7624368 7707896 7783209 7853328 8071476 8223768 8418573 8494416 8671383 8730372 8834994 8895096 9556218 9910152 10097136 10185434 10377612 10761968 10921392 11148921 11224764 11561844 11640496 11779992 12107214 12335652 12741624 13095558 13342644 13836816 14865228 14966352 15278151 15415792 15566418 16142952 16447536 16837146 17342766 17460744 17669988 17790192 18160821 19112436 19643337 19820304 20370868 20755224 22297842 22449528 23123688 23349627 23559984 24214428 24671304 25255719 25483248 26014149 26191116 26685288 29730456 30556302 31132836 32285904 33446763 33674292 34685532 34921488 35339976 35649019 36321642 38224872 39286674 40741736 41510448 44595684 44899056 45834453 46247376 46699254 48428856 49342608 50511438 52028298 52382232 53370576 54482463 58930011 59460912 61112604 62265672 66893526 67348584 69371064 70679952 71298038 72643284 76449744 78042447 78573348 81483472 89191368 91668906 93398508 96857712 101022876 104056596 104764464 106947057 108964926 117860022 122225208 124531344 133787052 134697168 137503359 138742128 142596076 145286568 156084894 157146696 163447389 176790033 178382736 183337812 186797016 202045752 208113192 213894114 217929852 234127341 235720044 244450416 267574104 275006718 285192152 290573136 312169788 314293392 320841171 326894778 353580066 366675624 373594032 404091504 412510077 416226384 427788228 435859704 468254682 471440088 535148208 550013436 570384304 624339576 641682342 653789556 707160132 733351248 825020154 855576456 871719408 936509364 942880176 962523513 1100026872 1237530231 1248679152 1283364684 1307579112 1414320264 1650040308 1711152912 1873018728 1925047026 2200053744 2475060462 2566729368 2615158224 2828640528 2887570539 3300080616 3746037456 3850094052 4950120924 5133458736 5775141078 6600161232 7700188104 8662711617 9900241848 11550282156 15400376208 17325423234 19800483696 23100564312 34650846468 46201128624 69301692936 138603385872
• Sum of all divisors σ(n): 491052598400
• Sum of proper divisors (its aliquot sum) s(n): 352449212528
• 138603385872 is an abundant number, because the sum of its proper divisors (352449212528) is greater than itself. Its abundance is 213845826656

Bases of 138603385872

• Binary: 10000001000101011001111101010000010000₂
• Hexadecimal: 0x204567D410
• Base-36: 1RO8VL00

Squares and roots of 138603385872

• 138603385872 squared (138603385872²) is 19210898575182529200384
• 138603385872 cubed (138603385872³) is 2662695588163879097593731162574848
• The square root of 138603385872 is 372294.7567076389
• The cube root of 138603385872 is 5175.1699120015

Scales and comparisons

• 138,603,385,872 seconds is equal to 4,407 years, 8 weeks, 1 day, 20 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,603,385,872 would take you about eight thousand, eight hundred fourteen 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 138603385872 cubic inches would be around 431.3 feet tall.

Recreational maths with 138603385872

• 138603385872 backwards is 278583306831
• 138603385872 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138603385872's digits is 54
• More coming soon!