138860421681828

Names of 138860421681828

• Cardinal: 138860421681828 can be written as One hundred thirty-eight trillion, eight hundred sixty billion, four hundred twenty-one million, six hundred eighty-one thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38860421681828 × 10¹⁴

Factors of 138860421681828

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 201643

Divisors of 138860421681828

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 19 21 22 28 33 38 42 44 49 57 66 71 76 77 79 84 98 114 132 133 142 147 154 158 196 209 213 228 231 237 266 284 294 308 316 399 418 426 462 474 497 532 539 553 588 627 781 798 836 852 869 924 931 948 994 1078 1106 1254 1349 1463 1491 1501 1562 1596 1617 1659 1738 1862 1988 2156 2212 2343 2508 2607 2698 2793 2926 2982 3002 3124 3234 3318 3476 3479 3724 3871 4047 4389 4503 4686 5214 5396 5467 5586 5609 5852 5964 6004 6083 6468 6636 6958 7742 8094 8778 9006 9372 9443 10241 10428 10437 10507 10934 11172 11218 11613 12166 13916 14839 15484 16188 16401 16511 16827 17556 18012 18249 18886 20482 20874 21014 21868 22436 23226 24332 28329 29678 30723 31521 32802 33022 33654 36498 37772 38269 39263 40964 41748 42028 42581 44517 46452 49533 56658 59356 61446 61699 63042 65604 66044 66101 67308 72996 73549 76538 78526 85162 89034 99066 103873 106571 113316 114807 115577 117789 122892 123398 126084 127743 132202 147098 153076 157052 170324 178068 185097 198132 198303 201451 207746 213142 220647 229614 231154 235578 246796 255486 264404 274841 294196 311619 319713 346731 370194 396606 402902 415492 426284 431893 441294 459228 462308 471156 510972 549682 604353 623238 639426 693462 727111 740388 745997 793212 805804 809039 824523 863786 882588 1099364 1172281 1208706 1246476 1278852 1295679 1386924 1410157 1454222 1491994 1618078 1649046 1727572 2181333 2215961 2237991 2344562 2417412 2427117 2591358 2820314 2908444 2983988 3023251 3236156 3298092 3516843 3827569 4230471 4362666 4431922 4475982 4689124 4854234 5182716 5221979 5640628 6046502 6647883 7033686 7655138 8205967 8460942 8725332 8863844 8951964 9069753 9708468 9871099 10443958 11482707 12093004 13295766 14067372 14303021 15310276 15511727 15665937 15914629 16411934 16921884 18139506 19742198 20887916 22965414 24617901 26591532 26792983 28606042 29613297 31023454 31331874 31829258 32823868 36279012 39484396 42103259 42909063 45930828 46535181 47743887 49235802 53585966 57212084 57441769 59226594 62046908 62663748 63658516 80378949 84206518 85818126 93070362 95487774 98471604 100121147 107171932 108582089 111402403 114883538 118453188 126309777 157333231 160757898 168413036 171636252 172325307 175060919 186140724 187550881 190975548 200242294 217164178 222804806 229767076 252619554 271757399 294722813 300363441 302377951 314666462 321515796 325746267 334207209 344650614 350121838 375101762 400484588 434328356 445609612 471999693 505239108 525182757 543514798 562652643 589445626 600726882 604755902 629332924 651492534 668414418 689301228 700243676 700848029 750203524 779816821 815272197 884168439 907133853 943999386 1050365514 1087029596 1101332617 1125305286 1129938659 1178891252 1201453764 1209511804 1225426433 1302985068 1336828836 1401696058 1559633642 1630544394 1768336878 1814267706 1887998772 1902301793 2063059691 2100731028 2102544087 2116645657 2202665234 2250610572 2259877318 2339450463 2450852866 2803392116 2989331389 3119267284 3261088788 3303997851 3326157461 3389815977 3536673756 3628535412 3676279299 3804603586 4126119382 4205088174 4233291314 4405330468 4519754636 4678900926 4901705732 5706905379 5978662778 6189179073 6349936971 6607995702 6652314922 6779631954 7352558598 7609207172 7709328319 7909570613 8252238764 8410176348 8466582628 8577985031 8967994167 9357801852 9978472383 11413810758 11957325556 12378358146 12429325249 12699873942 13215991404 13304629844 13316112551 13559263908 14705117196 14816519599 15418656638 15819141226 17155970062 17935988334 19956944766 20925319723 21468834521 22827621516 23127984957 23283102227 23728711839 24756716292 24858650498 25399747884 25733955093 26632225102 29633039198 30837313276 31638282452 34311940124 35871976668 37287975747 39913889532 39948337653 41850639446 42937669042 44449558797 46255969914 46566204454 47457423678 49717300996 51467910186 53264450204 55366994291 59266078396 62775959169 64406503563 69849306681 74575951494 79896675306 83701278892 85875338084 87005276743 88899117594 92511939828 93132408908 94914847356 102935820372 110733988582 125551918338 128813007126 139698613362 146477238061 149151902988 150281841647 159793350612 162981715589 166100982873 174010553486 177798235188 221467977164 236157179731 251103836676 257626014252 261015830229 279397226724 292954476122 300563683294 325963431178 332201965746 348021106972 439431714183 450845524941 472314359462 488945146767 522031660458 585908952244 601127366588 609036937201 651926862356 664403931492 708471539193 878863428366 901691049882 944628718924 977890293534 1044063320916 1051972891529 1218073874402 1416943078386 1653100258117 1757726856732 1803382099764 1827110811603 1955780587068 2103945783058 2436147748804 2833886156772 3155918674587 3306200516234 3654221623206 4207891566116 4959300774351 6311837349174 6612401032468 7308443246412 9918601548702 11571701806819 12623674698348 19837203097404 23143403613638 34715105420457 46286807227276 69430210840914 138860421681828
• Sum of all divisors σ(n): 444465642700800
• Sum of proper divisors (its aliquot sum) s(n): 305605221018972
• 138860421681828 is an abundant number, because the sum of its proper divisors (305605221018972) is greater than itself. Its abundance is 166744799337144

Bases of 138860421681828

• Binary: 11111100100101011110110000110111001001010100100₂
• Hexadecimal: 0x7E4AF61B92A4
• Base-36: 1D7ZLHSS6C

Squares and roots of 138860421681828

• 138860421681828 squared (138860421681828²) is 19282216709655087724065421584
• 138860421681828 cubed (138860421681828³) is 2677536743263095500866365425420805131775552
• The square root of 138860421681828 is 11783905.1965733329
• The cube root of 138860421681828 is 51783.6700215591

Scales and comparisons

• 138,860,421,681,828 seconds is equal to 4,415,331 years, 46 weeks, 12 hours, 3 minutes, 48 seconds.
• To count from 1 to 138,860,421,681,828 would take you about eleven million, thirty-eight thousand, three hundred twenty-nine 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 138860421681828 cubic inches would be around 4315.3 feet tall.

Recreational maths with 138860421681828

• 138860421681828 backwards is 828186124068831
• 138860421681828 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138860421681828's digits is 66
• More coming soon!