138749746122

Names of 138749746122

• Cardinal: 138749746122 can be written as One hundred thirty-eight billion, seven hundred forty-nine million, seven hundred forty-six thousand, one hundred twenty-two.

Scientific notation

• Scientific notation: 1.38749746122 × 10¹¹

Factors of 138749746122

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1060

Divisors of 138749746122

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 31 39 54 61 62 78 93 117 122 127 183 186 234 254 279 351 366 381 403 549 558 702 762 793 806 823 837 1098 1143 1209 1586 1646 1647 1651 1674 1891 2286 2379 2418 2469 3294 3302 3429 3627 3782 3937 4758 4938 4953 5673 6858 7137 7254 7407 7747 7874 9906 10699 10881 11346 11811 14274 14814 14859 15494 17019 21398 21411 21762 22221 23241 23622 24583 25513 29718 32097 34038 35433 42822 44442 44577 46482 49166 50203 51026 51057 51181 64194 69723 70866 73749 76539 89154 96291 100406 100711 102114 102362 104521 106299 139446 147498 150609 153078 153543 192582 201422 209042 209169 212598 221247 229617 240157 288873 301218 302133 307086 313563 331669 418338 442494 451827 459234 460629 480314 577746 604266 627126 652639 663338 663741 688851 720471 903654 906399 921258 940689 995007 1305278 1327482 1355481 1358773 1377702 1381887 1440942 1556293 1812798 1881378 1957917 1990014 2161413 2710962 2717546 2719197 2763774 2822067 2985021 3112586 3122041 3240151 3915834 4076319 4322826 4668879 5438394 5644134 5873751 5970042 6244082 6375781 6480302 6484239 8152638 8955063 9337758 9366123 9720453 11747502 12228957 12751562 12968478 14006637 17621253 17910126 18732246 19127343 19440906 20231809 24457914 28013274 28098369 29161359 35242506 36686871 38254686 40463618 42019911 42121963 56196738 57382029 58322718 60695427 73373742 82885153 84039822 84243926 84295107 87484077 114764058 121390854 126365889 165770306 168590214 172146087 174968154 182086281 197649211 248655459 252731778 344292174 364172562 379097667 395298422 497310918 546258843 592947633 745966377 758195334 1092517686 1137293001 1185895266 1491932754 1778842899 2237899131 2274586002 2569439743 3557685798 4475798262 5138879486 5336528697 7708319229 10673057394 15416638458 23124957687 46249915374 69374873061 138749746122
• Sum of all divisors σ(n): 351550832640
• Sum of proper divisors (its aliquot sum) s(n): 212801086518
• 138749746122 is an abundant number, because the sum of its proper divisors (212801086518) is greater than itself. Its abundance is 74051340396

Bases of 138749746122

• Binary: 10000001001110001000010001101111001010₂
• Hexadecimal: 0x204E211BCA
• Base-36: 1RQO0LAI

Squares and roots of 138749746122

• 138749746122 squared (138749746122²) is 19251492048919454038884
• 138749746122 cubed (138749746122³) is 2671139634257275852322002516207848
• The square root of 138749746122 is 372491.2698601137
• The cube root of 138749746122 is 5176.9908697027

Scales and comparisons

• 138,749,746,122 seconds is equal to 4,411 years, 42 weeks, 1 day, 20 hours, 8 minutes, 42 seconds.
• To count from 1 to 138,749,746,122 would take you about eight thousand, eight hundred twenty-three 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 138749746122 cubic inches would be around 431.4 feet tall.

Recreational maths with 138749746122

• 138749746122 backwards is 221647947831
• 138749746122 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138749746122's digits is 54
• More coming soon!