138539075220

Names of 138539075220

• Cardinal: 138539075220 can be written as One hundred thirty-eight billion, five hundred thirty-nine million, seventy-five thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.3853907522 × 10¹¹

Factors of 138539075220

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 517

Divisors of 138539075220

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 52 54 60 63 65 70 78 79 84 90 91 105 108 117 126 127 130 135 140 156 158 180 182 189 195 210 234 237 252 254 260 270 273 281 315 316 351 364 378 381 390 395 420 455 468 474 508 540 546 553 562 585 630 635 702 711 756 762 780 790 819 843 889 910 945 948 1027 1092 1106 1124 1143 1170 1185 1260 1270 1365 1404 1405 1422 1524 1580 1638 1651 1659 1686 1755 1778 1820 1890 1905 1967 2054 2133 2212 2286 2340 2370 2457 2529 2540 2667 2730 2765 2810 2844 3081 3276 3302 3318 3372 3429 3510 3555 3556 3653 3780 3810 3934 4095 4108 4215 4266 4445 4572 4740 4914 4953 4977 5058 5135 5334 5460 5530 5620 5715 5901 6162 6604 6636 6858 7020 7110 7189 7306 7587 7620 7868 8001 8190 8255 8295 8430 8532 8890 9243 9828 9835 9906 9954 10033 10116 10270 10665 10668 10959 11060 11430 11557 11802 12285 12324 12645 13335 13716 14220 14378 14612 14859 14931 15174 15405 16002 16380 16510 16590 16860 17145 17703 17780 18265 18486 19670 19812 19908 20066 20540 21330 21567 21918 22199 22860 23114 23604 24003 24570 24765 24885 25290 25571 26670 27729 28756 29505 29718 29862 30099 30348 30810 32004 32877 33020 33180 34290 34671 35406 35687 35945 36530 36972 37935 39340 40005 40132 42660 43134 43836 44398 44577 46215 46228 48006 49140 49530 49770 50165 50580 51142 53109 53340 54795 55458 57785 59010 59436 59724 60198 61620 64701 65754 66597 68580 69342 70231 70812 71374 71890 73060 74295 74655 75870 76713 80010 86268 88515 88796 89154 90297 92430 96012 98631 99060 99540 100330 102284 104013 106218 107061 107835 109590 110916 110995 115570 118020 120015 120396 127855 129402 130429 131508 133194 138645 138684 140462 142748 143780 148590 149310 150495 151740 153426 155393 160020 164385 173355 177030 178308 178435 180594 184860 194103 197262 199791 200660 208026 210693 212436 214122 215670 219180 221990 222885 230139 231140 240030 249809 255710 258804 260858 265545 266388 270891 277290 280924 288587 297180 298620 300990 306852 310786 312039 321183 323505 328770 332985 346710 351155 354060 356870 361188 383565 388206 391287 394524 399582 416052 421386 428244 431340 443980 445770 451485 460278 463931 466179 480060 493155 499618 511420 520065 521716 531090 535305 541782 554580 577174 599373 601980 621572 624078 632079 642366 647010 652145 657540 665970 690417 693420 702310 713740 749427 767130 776412 776965 782574 799164 842772 865761 891540 902970 913003 920556 927862 932358 963549 970515 986310 998955 999236 1040130 1053465 1062180 1070610 1083564 1150695 1154348 1173861 1198746 1248156 1249045 1264158 1284732 1294020 1304290 1331940 1354455 1380834 1391793 1398537 1404620 1442935 1498854 1534260 1553930 1560195 1565148 1605915 1731522 1805940 1826006 1855724 1864716 1896237 1927098 1941030 1956435 1972620 1997910 2020109 2080260 2106930 2141220 2248281 2301390 2319655 2330895 2347722 2397492 2498090 2528316 2597283 2608580 2708910 2739009 2761668 2783586 2797074 2819273 2885870 2996865 2997708 3107860 3120390 3160395 3211830 3247517 3452085 3463044 3521583 3652012 3747135 3792474 3854196 3882060 3912870 3995820 4040218 4175379 4195611 4213860 4328805 4496562 4565015 4602780 4639310 4661790 4695444 4817745 4996180 5194566 5417820 5478018 5567172 5594148 5638546 5771740 5869305 5993730 6060327 6240780 6320790 6423660 6495034 6744843 6904170 6958965 6992685 7043166 7494270 7584948 7791849 7825740 8080436 8217027 8350758 8391222 8457819 8657610 8993124 9130030 9278620 9323580 9481185 9635490 9742551 10100545 10389132 10956036 11241405 11277092 11738610 11987460 12120654 12526137 12641580 12986415 12990068 13489686 13695045 13808340 13917930 13985370 14086332 14096365 14988540 15583698 16237585 16434054 16701516 16782444 16915638 17315220 17607915 18180981 18260060 18962370 19270980 19485102 19734911 20201090 20876895 20978055 22482810 23477220 24241308 24651081 25052274 25373457 25972830 26979372 27390090 27835860 27970740 28192730 29227653 30301635 31167396 32475170 32868108 33724215 33831276 35215830 36361962 36650549 37924740 38959245 38970204 39469822 40402180 41085135 41753790 41956110 42289095 44965620 48712755 49302162 50104548 50746914 51945660 54542943 54780180 56385460 58455306 59204733 60603270 62630685 64950340 67448430 70431660 72723924 73301098 76120371 77918490 78939644 82170270 83507580 83912220 84578190 87682959 90904905 97425510 98604324 98674555 101493828 109085886 109951647 116910612 118409466 121206540 123255405 125261370 126867285 134896860 146138265 146602196 152240742 155836980 164340540 169156380 175365918 177614199 181809810 183252745 194851020 197349110 218171772 219903294 236818932 246510810 250522740 253734570 256553843 272714715 292276530 296023665 304481484 329854941 350731836 355228398 363619620 366505490 380601855 394698220 438414795 439806588 493021620 507469140 513107686 532842597 545429430 549758235 584553060 592047330 659709882 710456796 733010980 761203710 769661529 876829590 888070995 989564823 1026215372 1065685194 1090858860 1099516470 1184094660 1282769215 1319419764 1522407420 1539323058 1649274705 1753659180 1776141990 1979129646 2131370388 2199032940 2308984587 2565538430 2664212985 3078646116 3298549410 3552283980 3848307645 3958259292 4617969174 4947824115 5131076860 5328425970 6597098820 6926953761 7696615290 9235938348 9895648230 10656851940 11544922935 13853907522 15393230580 19791296460 23089845870 27707815044 34634768805 46179691740 69269537610 138539075220
• Sum of all divisors σ(n): 543345868800
• Sum of proper divisors (its aliquot sum) s(n): 404806793580
• 138539075220 is an abundant number, because the sum of its proper divisors (404806793580) is greater than itself. Its abundance is 266267718360

Bases of 138539075220

• Binary: 10000001000001100100101000011010010100₂
• Hexadecimal: 0x2041928694
• Base-36: 1RN6L6L0

Squares and roots of 138539075220

• 138539075220 squared (138539075220²) is 19193075362812818048400
• 138539075220 cubed (138539075220³) is 2658990911391853790387461200648000
• The square root of 138539075220 is 372208.3760744777
• The cube root of 138539075220 is 5174.3693783125

Scales and comparisons

• 138,539,075,220 seconds is equal to 4,405 years, 5 weeks, 6 days, 12 hours, 27 minutes.
• To count from 1 to 138,539,075,220 would take you about eight thousand, eight hundred ten 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 138539075220 cubic inches would be around 431.2 feet tall.

Recreational maths with 138539075220

• 138539075220 backwards is 022570935831
• 138539075220 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138539075220's digits is 45
• More coming soon!