138356421512868

Names of 138356421512868

• Cardinal: 138356421512868 can be written as One hundred thirty-eight trillion, three hundred fifty-six billion, four hundred twenty-one million, five hundred twelve thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38356421512868 × 10¹⁴

Factors of 138356421512868

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3953

Divisors of 138356421512868

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 23 26 27 36 39 46 52 54 61 69 78 92 108 117 122 138 156 169 183 207 234 244 276 299 338 351 366 414 468 507 529 549 598 621 676 702 732 793 828 897 1014 1058 1098 1196 1242 1403 1404 1521 1586 1587 1647 1794 2028 2116 2196 2379 2484 2691 2806 3042 3172 3174 3294 3588 3721 3851 3887 4209 4563 4758 4761 5382 5612 6084 6348 6588 6877 7137 7442 7702 7774 8073 8418 9126 9516 9522 10309 10764 11163 11553 11661 12627 13754 14274 14283 14884 15404 15548 16146 16836 18239 18252 19044 20618 20631 21411 22326 23106 23322 25254 27508 28548 28566 30927 32269 32292 33489 34659 34983 36478 37881 41236 41262 42822 44652 46212 46644 48373 50063 50508 54717 57132 61854 61893 64538 66978 69318 69966 72956 75762 82524 85583 85644 88573 89401 92781 96746 96807 100126 100467 103977 104949 109434 123708 123786 129076 133956 138636 139932 145119 150189 151524 164151 171166 177146 178802 185562 185679 193492 193614 200252 200934 207954 209898 218868 234911 237107 247572 256749 265719 268203 278343 290238 290421 300378 328302 342332 354292 357604 371124 371358 387228 401868 415908 419497 419796 435357 450567 469822 474214 492453 513498 531438 536406 556686 580476 580842 600756 628849 650819 656604 704733 711321 742716 770247 797157 804609 838994 870714 871263 901134 939644 948428 984906 1026996 1062876 1072812 1112579 1113372 1151449 1161684 1257698 1258491 1301638 1306071 1351701 1409466 1422642 1540494 1594314 1609218 1677988 1741428 1742526 1802268 1886547 1952457 1968409 1969812 2037179 2114199 2133963 2225158 2302898 2310741 2391471 2413827 2515396 2516982 2603276 2612142 2703402 2818932 2845284 3053843 3080988 3188628 3218436 3337737 3454347 3485052 3773094 3775473 3904914 3936818 4074358 4228398 4267926 4450316 4605796 4621482 4782942 4827654 5033964 5224284 5402953 5406804 5453461 5659641 5857371 5905227 6107686 6111537 6342597 6401889 6675474 6908694 7546188 7550946 7809828 7873636 8148716 8456796 8535852 9161529 9242964 9565884 9655308 10013211 10363041 10805906 10906922 11319282 11326419 11714742 11810454 12215372 12223074 12685194 12803778 13350948 13817388 14329571 14463527 14968837 15101892 16208859 16360383 16978923 17572113 17715681 18323058 18334611 20026422 20726082 21611812 21813844 22638564 22652838 23429484 23620908 24446148 25370388 25589317 25607556 26483327 27484587 28659142 28927054 29937674 30039633 31089123 32417718 32720766 33957846 35144226 35431362 36646116 36669222 39699959 40052844 41452164 42988713 43390581 44906511 45305676 48626577 49081149 51178634 52966654 53147043 54969174 55003833 57318284 57854108 59875348 60079266 62178246 64835436 65441532 67915692 70238389 70288452 70862724 73338444 76767951 79399918 79449981 82453761 85977426 86781162 89813022 97253154 98162298 102357268 105933308 106294086 109938348 110007666 119099877 120158532 124267919 124356492 128966139 130171743 134719533 140476778 145879731 147243447 153535902 158799836 158899962 164907522 171954852 173562324 179626044 186284423 194506308 196324596 210715167 212588172 220015332 230303853 238199754 238349943 248535838 257932278 260343486 269439066 280953556 291759462 294486894 307071804 317799924 329580133 329815044 332661121 344283251 357299631 372568846 372803757 386898417 390515229 404158599 421430334 460607706 476399508 476699886 497071676 515864556 520686972 538878132 558853269 583518924 588973788 632145501 659160266 665322242 688566502 690911559 714599262 715049829 745137692 745607514 773796834 781030458 808317198 842860668 913099057 921215412 953399772 988740399 997983363 1032849753 1071898893 1117706538 1118411271 1264291002 1318320532 1330644484 1377133004 1381823118 1429198524 1430099658 1491215028 1547593668 1562060916 1615482947 1616634396 1676559807 1826198114 1896436503 1977480798 1995966726 2065699506 2143797786 2235413076 2236822542 2421697499 2528582004 2739297171 2763646236 2860199316 2966221197 2993950089 3098549259 3230965894 3353119614 3355233813 3652396228 3792873006 3954961596 3991933452 4131399012 4284541729 4287595572 4473645084 4843394998 4846448841 5029679421 5478594342 5932442394 5987900178 6197098518 6461931788 6706239228 6710467626 7265092497 7580343059 7585746012 8217891513 8569083458 8898663591 8981850267 9295647777 9686789996 9692897682 10059358842 10957188684 11864884788 11975800356 12394197036 12853625187 13420935252 14530184994 14539346523 15160686118 16435783026 17138166916 17797327182 17963700534 18591295554 19385795364 20118717684 21001278311 21795277491 22741029177 24653674539 25707250374 29060369988 29078693046 30321372236 32871566052 35594654364 35927401068 37182591108 38560875561 42002556622 43590554982 43618039569 45482058354 49307349078 51414500748 55699042477 58157386092 63003834933 65385832473 68223087531 77121751122 84005113244 87181109964 87236079138 90964116708 98544459767 98614698156 111398084954 115682626683 126007669866 130771664946 136446175062 154243502244 167097127431 174472158276 189011504799 197088919534 204669262593 222796169908 231365253366 252015339732 261543329892 272892350124 295633379301 334194254862 378023009598 394177839068 409338525186 462730506732 501291382293 567034514397 591266758602 668388509724 756046019196 818677050372 886900137903 1002582764586 1134069028794 1182533517204 1281077976971 1503874146879 1773800275806 2005165529172 2268138057588 2562155953942 2660700413709 3007748293758 3547600551612 3843233930913 5124311907884 5321400827418 6015496587516 7686467861826 10642801654836 11529701792739 15372935723652 23059403585478 34589105378217 46118807170956 69178210756434 138356421512868
• Sum of all divisors σ(n): 412911398783520
• Sum of proper divisors (its aliquot sum) s(n): 274554977270652
• 138356421512868 is an abundant number, because the sum of its proper divisors (274554977270652) is greater than itself. Its abundance is 136198555757784

Bases of 138356421512868

• Binary: 11111011101010110011101010110110100111010100100₂
• Hexadecimal: 0x7DD59D5B4EA4
• Base-36: 1D1K2940X0

Squares and roots of 138356421512868

• 138356421512868 squared (138356421512868²) is 19142499373846403113889585424
• 138356421512868 cubed (138356421512868³) is 2648487712177704707426875500652731401236032
• The square root of 138356421512868 is 11762500.6487935209
• The cube root of 138356421512868 is 51720.9436815529

Scales and comparisons

• 138,356,421,512,868 seconds is equal to 4,399,306 years, 12 weeks, 3 days, 5 hours, 7 minutes, 48 seconds.
• To count from 1 to 138,356,421,512,868 would take you about ten million, nine hundred ninety-eight thousand, two hundred sixty-five 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 138356421512868 cubic inches would be around 4310.1 feet tall.

Recreational maths with 138356421512868

• 138356421512868 backwards is 868215124653831
• The number of decimal digits it has is: 15
• The sum of 138356421512868's digits is 63
• More coming soon!