138212061988

Names of 138212061988

• Cardinal: 138212061988 can be written as One hundred thirty-eight billion, two hundred twelve million, sixty-one thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38212061988 × 10¹¹

Factors of 138212061988

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 221

Divisors of 138212061988

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 7 11 13 14 19 22 26 28 29 38 44 52 58 61 76 77 79 91 116 122 133 143 154 158 169 182 203 209 244 247 266 286 308 316 319 338 364 377 406 418 427 494 532 551 553 572 638 671 676 754 793 812 836 854 869 988 1001 1027 1102 1106 1159 1183 1276 1342 1463 1501 1508 1586 1708 1729 1738 1769 1859 2002 2054 2204 2212 2233 2291 2318 2366 2639 2684 2717 2926 3002 3172 3211 3458 3476 3538 3718 3857 4004 4108 4147 4466 4582 4636 4697 4732 4819 4901 5278 5434 5551 5852 6004 6061 6083 6422 6916 7076 7163 7189 7436 7714 8113 8294 8723 8932 9164 9394 9638 9802 10309 10507 10556 10868 11102 11297 12122 12166 12383 12749 12844 13013 13351 14326 14378 15067 15428 16037 16226 16511 16588 17446 18788 19019 19276 19459 19513 19604 20618 21014 22204 22477 22594 22997 24244 24332 24766 25201 25498 26026 26702 28652 28756 29029 29783 30134 32074 32452 33022 33611 33733 34307 34892 35321 38038 38918 39026 41236 42028 42427 43529 44954 45188 45994 49532 50141 50402 50996 52052 53009 53404 53911 58058 59566 60268 61061 62647 64148 66044 67222 67466 68614 70642 72163 76076 77836 78052 78793 79079 84854 87058 89243 89908 91561 91988 93119 93457 100282 100804 105469 106018 107822 113399 115577 116116 119132 122122 125294 134444 134932 136213 136591 137228 139751 141284 144326 146861 157586 158158 160979 165737 169708 174116 176407 178486 183122 186238 186914 195871 200564 208481 210938 212036 214643 215644 226798 231154 235277 244244 247247 250588 252967 253669 272426 273182 279502 288652 293722 298961 304703 315172 316316 321958 327613 331474 352814 356972 366244 369721 371063 372476 373828 377377 387179 391742 416962 421876 429286 436943 438529 453596 462308 470554 478819 494494 505934 507338 544852 546364 551551 559004 565877 587444 597922 609406 640927 643916 651833 655226 662948 689117 705628 739442 742126 754754 774358 783484 793793 814411 833924 858572 873886 877058 941108 957638 978257 988988 1007171 1011868 1014676 1024309 1028027 1103102 1131754 1160159 1190293 1195844 1218812 1281854 1303666 1310452 1371097 1378234 1478884 1484252 1502501 1509508 1537261 1548716 1587586 1628822 1747772 1754116 1770769 1775683 1816763 1915276 1956514 2014342 2048618 2056054 2092727 2154581 2206204 2263508 2293291 2320318 2380586 2563708 2588047 2607332 2655269 2710253 2742194 2756468 2790359 3005002 3058601 3074522 3175172 3257644 3288571 3351733 3541538 3551366 3633526 3913028 3961139 4028684 4097236 4112108 4185454 4258969 4309162 4586582 4640636 4761172 4806373 4823819 5176094 5310538 5420506 5484388 5580718 5680259 5700877 6010004 6117202 6149044 6224647 6577142 6703466 7050197 7083076 7102732 7170163 7267052 7356401 7922278 8332051 8370908 8517938 8618324 8958521 9173164 9612746 9647638 10352188 10621076 10760827 10841012 11161436 11360518 11401754 12234404 12449294 12717341 13093223 13154284 13406932 14100394 14340326 14712802 15082067 15473809 15844556 16664102 17035876 17917042 18586883 19225492 19295276 19532513 19984393 21521654 22721036 22803508 23019997 23617919 24898588 25434682 26186446 28200788 28680652 29207959 29425604 29812783 30164134 30947618 33328204 33644611 34518497 35834084 37173766 39065026 39761813 39968786 43043308 43572529 46039994 47235838 50869364 51494807 52372892 58415918 59625566 60328268 61895236 62482849 62709647 67289222 69036994 74347532 78130052 79523626 79937572 80920411 87145058 91652561 92079988 94471676 102989614 108316663 116831836 119251132 124965698 125419294 134578444 138073988 139890751 159047252 161840822 165325433 170211899 174290116 183305122 204455713 205979228 216633326 241629479 249931396 250838588 259797109 279781502 323681644 330650866 340423798 366610244 379703467 408911426 433266652 437379943 448740461 483258958 519594218 559563004 566442877 661301732 680847596 759406934 817822852 874759886 897480922 966517916 1039188436 1132885754 1191483293 1518813868 1749519772 1794961844 1818579763 2265771508 2382966586 2657924269 3141183227 3637159526 4765933172 4936145071 5315848538 6282366454 7274319052 9872290142 10631697076 12564732908 19744580284 34553015497 69106030994 138212061988
• Sum of all divisors σ(n): 365976576000
• Sum of proper divisors (its aliquot sum) s(n): 227764514012
• 138212061988 is an abundant number, because the sum of its proper divisors (227764514012) is greater than itself. Its abundance is 89552452024

Bases of 138212061988

• Binary: 10000000101110000101001011001100100100₂
• Hexadecimal: 0x202E14B324
• Base-36: 1RHRW5K4

Squares and roots of 138212061988

• 138212061988 squared (138212061988²) is 19102574078974754512144
• 138212061988 cubed (138212061988³) is 2640206152733620778119529226782272
• The square root of 138212061988 is 371768.8286933159
• The cube root of 138212061988 is 5170.2949072485

Scales and comparisons

• 138,212,061,988 seconds is equal to 4,394 years, 37 weeks, 1 day, 15 hours, 26 minutes, 28 seconds.
• To count from 1 to 138,212,061,988 would take you about eight thousand, seven hundred eighty-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 138212061988 cubic inches would be around 430.9 feet tall.

Recreational maths with 138212061988

• 138212061988 backwards is 889160212831
• The number of decimal digits it has is: 12
• The sum of 138212061988's digits is 49
• More coming soon!