138388818750

Names of 138388818750

• Cardinal: 138388818750 can be written as One hundred thirty-eight billion, three hundred eighty-eight million, eight hundred eighteen thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.3838881875 × 10¹¹

Factors of 138388818750

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 414

Divisors of 138388818750

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 17 21 25 26 30 34 35 39 42 50 51 65 70 75 78 85 91 102 105 119 125 130 150 169 170 175 182 195 210 221 238 250 255 273 325 338 350 357 367 375 390 425 442 455 507 510 525 546 595 625 650 663 714 734 750 845 850 875 910 975 1014 1050 1101 1105 1183 1190 1250 1275 1326 1365 1547 1625 1690 1750 1785 1835 1875 1950 2125 2202 2210 2275 2366 2535 2550 2569 2625 2730 2873 2975 3094 3125 3250 3315 3549 3570 3670 3750 4225 4250 4375 4550 4641 4771 4875 5070 5138 5250 5505 5525 5746 5915 5950 6239 6250 6375 6630 6825 7098 7707 7735 8125 8450 8619 8750 8925 9175 9282 9375 9542 9750 10625 11010 11050 11375 11830 12478 12675 12750 12845 13125 13650 14313 14365 14875 15414 15470 16250 16575 17238 17745 17850 18350 18717 18750 20111 21125 21250 21875 22750 23205 23855 24375 25350 25690 26250 27525 27625 28626 28730 29575 29750 31195 31875 33150 33397 34125 35490 37434 38535 38675 40222 40625 42250 43095 43673 43750 44625 45875 46410 47710 48750 53125 55050 55250 56875 59150 60333 62023 62390 63375 63750 64225 65625 66794 68250 71565 71825 74375 77070 77350 81107 81250 82875 86190 87346 88725 89250 91750 93585 100191 100555 105625 106250 113750 116025 119275 120666 121875 124046 126750 128450 131019 131250 137625 138125 143130 143650 147875 148750 155975 159375 162214 165750 166985 170625 177450 186069 187170 192675 193375 200382 201110 211250 215475 218365 223125 229375 232050 238550 243321 243750 262038 275250 276250 284375 295750 301665 310115 311950 316875 318750 321125 333970 341250 357825 359125 371875 372138 385350 386750 405535 414375 430950 434161 436730 443625 446250 458750 467925 486642 500955 502775 528125 567749 568750 580125 596375 603330 620230 633750 642250 655095 688125 690625 715650 718250 739375 743750 779875 811070 828750 834925 853125 868322 887250 930345 935850 963375 966875 1001910 1005550 1054391 1056250 1077375 1091825 1115625 1135498 1146875 1160250 1192750 1216605 1302483 1310190 1376250 1381250 1478750 1508325 1550575 1559750 1584375 1605625 1669850 1703247 1706250 1789125 1795625 1860690 1926750 1933750 2027675 2071875 2108782 2154750 2170805 2183650 2218125 2231250 2293750 2339625 2433210 2504775 2513875 2604966 2838745 2900625 2981875 3016650 3101150 3163173 3168750 3211250 3275475 3406494 3440625 3578250 3591250 3696875 3899375 4055350 4143750 4174625 4341610 4436250 4651725 4679250 4816875 4834375 5009550 5027750 5271955 5386875 5459125 5677490 5801250 5963750 6083025 6326346 6512415 6550950 6881250 7380737 7393750 7541625 7752875 7798750 8028125 8349250 8516235 8945625 8978125 9303450 9633750 9668750 10138375 10543910 10773750 10854025 10918250 11090625 11698125 12166050 12523875 12569375 13024830 14193725 14503125 14761474 14909375 15083250 15505750 15815865 16056250 16377375 17032470 17891250 17956250 19496875 20276750 20873125 21708050 22142211 22181250 23258625 23396250 24084375 25047750 25138750 26359775 26934375 27295625 28387450 29006250 29818750 30415125 31631730 32562075 32754750 36903685 37708125 38764375 38993750 41746250 42581175 44284422 44728125 46517250 48168750 50691875 52719550 53868750 54270125 54591250 58490625 60830250 62619375 62846875 65124150 70968625 73807370 75416250 77528750 79079325 81886875 85162350 89456250 101383750 104365625 108540250 110711055 116293125 116981250 125238750 125693750 131798875 136478125 141937250 152075625 158158650 162810375 163773750 184518425 188540625 193821875 208731250 212905875 221422110 232586250 253459375 263597750 271350625 272956250 304151250 313096875 325620750 354843125 369036850 377081250 387643750 395396625 409434375 425811750 506918750 542701250 553555275 581465625 626193750 658994375 709686250 760378125 790793250 814051875 818868750 922592125 1064529375 1107110550 1162931250 1317988750 1356753125 1520756250 1628103750 1774215625 1845184250 1976983125 2129058750 2713506250 2767776375 3294971875 3548431250 3953966250 4070259375 4612960625 5322646875 5535552750 6589943750 8140518750 9225921250 9884915625 10645293750 13838881875 19769831250 23064803125 27677763750 46129606250 69194409375 138388818750
• Sum of all divisors σ(n): 454542907392
• Sum of proper divisors (its aliquot sum) s(n): 316154088642
• 138388818750 is an abundant number, because the sum of its proper divisors (316154088642) is greater than itself. Its abundance is 177765269892

Bases of 138388818750

• Binary: 10000000111000100111011100101100111110₂
• Hexadecimal: 0x20389DCB3E
• Base-36: 1RKP4NY6

Squares and roots of 138388818750

• 138388818750 squared (138388818750²) is 19151465155020351562500
• 138388818750 cubed (138388818750³) is 2650348640135052084944091796875000
• The square root of 138388818750 is 372006.4767581339
• The cube root of 138388818750 is 5172.4980320859

Scales and comparisons

• 138,388,818,750 seconds is equal to 4,400 years, 17 weeks, 3 days, 10 hours, 32 minutes, 30 seconds.
• To count from 1 to 138,388,818,750 would take you about eight thousand, eight hundred 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 138388818750 cubic inches would be around 431 feet tall.

Recreational maths with 138388818750

• 138388818750 backwards is 057818883831
• The number of decimal digits it has is: 12
• The sum of 138388818750's digits is 60
• More coming soon!