138991349952

Names of 138991349952

• Cardinal: 138991349952 can be written as One hundred thirty-eight billion, nine hundred ninety-one million, three hundred forty-nine thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 1.38991349952 × 10¹¹

Factors of 138991349952

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1767

Divisors of 138991349952

• Number of divisors d(n): 784
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 19 21 24 26 27 28 32 36 38 39 42 48 52 54 56 57 63 64 72 76 78 81 84 91 96 104 108 112 114 117 126 133 144 152 156 162 168 171 182 189 192 208 216 224 228 234 243 247 252 266 273 288 304 312 324 336 342 351 364 378 399 416 432 448 456 468 486 494 504 513 532 546 567 576 608 624 648 672 684 702 728 729 741 756 798 819 832 864 912 936 972 988 1008 1026 1053 1064 1092 1134 1197 1216 1248 1296 1344 1368 1404 1456 1458 1482 1512 1539 1596 1638 1701 1723 1728 1729 1824 1872 1944 1976 2016 2052 2106 2128 2184 2223 2268 2394 2457 2496 2592 2736 2808 2912 2916 2964 3024 3078 3159 3192 3276 3402 3446 3458 3591 3648 3744 3888 3952 4032 4104 4212 4256 4368 4446 4536 4617 4788 4914 5103 5169 5184 5187 5472 5616 5824 5832 5928 6048 6156 6318 6384 6552 6669 6804 6892 6916 7182 7371 7488 7776 7904 8208 8424 8512 8736 8892 9072 9234 9477 9576 9828 10206 10338 10374 10773 10944 11232 11664 11856 12061 12096 12312 12636 12768 13104 13338 13608 13784 13832 13851 14364 14742 15507 15552 15561 15808 16416 16848 17472 17784 18144 18468 18954 19152 19656 20007 20412 20676 20748 21546 22113 22399 22464 23328 23712 24122 24624 25272 25536 26208 26676 27216 27568 27664 27702 28728 29484 31014 31122 32319 32737 32832 33696 35568 36183 36288 36936 37908 38304 39312 40014 40824 41352 41496 43092 44226 44798 46521 46656 46683 47424 48244 49248 50544 52416 53352 54432 55136 55328 55404 57456 58968 60021 62028 62244 64638 65474 66339 67197 67392 71136 72366 73872 75816 76608 78624 80028 81648 82704 82992 86184 88452 89596 93042 93366 96488 96957 98211 98496 101088 106704 108549 108864 110272 110656 110808 114912 117936 120042 124056 124488 129276 130948 132678 134394 139563 140049 142272 144732 147744 151632 156793 157248 160056 163296 165408 165984 172368 176904 179192 180063 186084 186732 192976 193914 196422 201591 202176 213408 217098 221616 229159 229824 235872 240084 248112 248976 258552 261896 265356 268788 279126 280098 289464 294633 295488 303264 313586 320112 325647 326592 330816 331968 344736 353808 358384 360126 372168 373464 385952 387828 392844 403182 418689 420147 425581 426816 434196 443232 458318 470379 471744 480168 496224 497952 517104 523792 530712 537576 558252 560196 578928 589266 604773 606528 627172 640224 651294 687477 689472 707616 716768 720252 744336 746928 771904 775656 785688 806364 837378 840294 851162 868392 883899 886464 916636 940758 960336 976941 992448 995904 1034208 1047584 1061424 1075152 1116504 1120392 1157856 1178532 1209546 1254344 1256067 1260441 1276743 1280448 1302588 1374954 1411137 1415232 1433536 1440504 1488672 1493856 1551312 1571376 1612728 1674756 1680588 1702324 1736784 1767798 1814319 1833272 1881516 1920672 1953882 2062431 2068416 2095168 2122848 2150304 2233008 2240784 2315712 2357064 2419092 2508688 2512134 2520882 2553486 2605176 2651697 2749908 2822274 2881008 2930823 2977344 2979067 2987712 3102624 3142752 3225456 3349512 3361176 3404648 3473568 3535596 3628638 3666544 3763032 3830229 3841344 3907764 4124862 4233411 4245696 4300608 4466016 4481568 4714128 4838184 5017376 5024268 5041764 5106972 5210352 5303394 5442957 5499816 5644548 5762016 5861646 5958134 6187293 6205248 6285504 6450912 6699024 6722352 6809296 6947136 7071192 7257276 7333088 7526064 7660458 7815528 7955091 8249724 8466822 8792469 8932032 8937201 8963136 9428256 9676368 10034752 10048536 10083528 10213944 10420704 10606788 10885914 10999632 11289096 11490687 11524032 11723292 11916268 12374586 12700233 12901824 13398048 13444704 13618592 14142384 14514552 14666176 15052128 15320916 15631056 15910182 16328871 16499448 16933644 17584938 17874402 18561879 18856512 19352736 20097072 20167056 20427888 20841408 21213576 21771828 21999264 22578192 22981374 23446584 23832536 23865273 24749172 25400466 26796096 26811603 26889408 27237184 28284768 29029104 30104256 30641832 31262112 31820364 32657742 32998896 33867288 34472061 35169876 35748804 37123758 38100699 38705472 40194144 40334112 40855776 42427152 43543656 43998528 45156384 45962748 46893168 47665072 47730546 49498344 50800932 53623206 55685637 56569536 58058208 61283664 62524224 63640728 65315484 65997792 67734576 68944122 70339752 71497608 74247516 76201398 80388288 80434809 80668224 81711552 84854304 87087312 90312768 91925496 93786336 95330144 95461092 98996688 101601864 103416183 107246412 111371274 114302097 116116416 122567328 127281456 130630968 131995584 135469152 137888244 140679504 142995216 148495032 152402796 160869618 167056911 169708608 174174624 183850992 187572672 190660288 190922184 197993376 203203728 206832366 214492824 222742548 228604194 241304427 245134656 254562912 261261936 270938304 275776488 281359008 285990432 296990064 304805592 310248549 321739236 334113822 348349248 367701984 381844368 395986752 406407456 413664732 428985648 445485096 457208388 482608854 509125824 522523872 551552976 562718016 571980864 593980128 609611184 620497098 643478472 668227644 723913281 735403968 763688736 812814912 827329464 857971296 890970192 914416776 965217708 1045047744 1103105952 1187960256 1219222368 1240994196 1286956944 1336455288 1447826562 1527377472 1654658928 1715942592 1781940384 1828833552 1930435416 2171739843 2206211904 2438444736 2481988392 2573913888 2672910576 2895653124 3309317856 3563880768 3657667104 3860870832 4343479686 4963976784 5147827776 5345821152 5791306248 6618635712 7315334208 7721741664 8686959372 9927953568 10691642304 11582612496 15443483328 17373918744 19855907136 23165224992 34747837488 46330449984 69495674976 138991349952
• Sum of all divisors σ(n): 536054767360
• Sum of proper divisors (its aliquot sum) s(n): 397063417408
• 138991349952 is an abundant number, because the sum of its proper divisors (397063417408) is greater than itself. Its abundance is 258072067456

Bases of 138991349952

• Binary: 10000001011100100001111011000011000000₂
• Hexadecimal: 0x205C87B0C0
• Base-36: 1RUNV000

Squares and roots of 138991349952

• 138991349952 squared (138991349952²) is 19318595361479330402304
• 138991349952 cubed (138991349952³) is 2685117648468457552361268211089408
• The square root of 138991349952 is 372815.4368477787
• The cube root of 138991349952 is 5179.9940116109

Scales and comparisons

• 138,991,349,952 seconds is equal to 4,419 years, 25 weeks, 5 days, 4 hours, 19 minutes, 12 seconds.
• To count from 1 to 138,991,349,952 would take you about eight thousand, eight hundred thirty-eight 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 138991349952 cubic inches would be around 431.7 feet tall.

Recreational maths with 138991349952

• 138991349952 backwards is 259943199831
• 138991349952 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138991349952's digits is 63
• More coming soon!