138521625450

Names of 138521625450

• Cardinal: 138521625450 can be written as One hundred thirty-eight billion, five hundred twenty-one million, six hundred twenty-five thousand, four hundred fifty.

Scientific notation

• Scientific notation: 1.3852162545 × 10¹¹

Factors of 138521625450

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 542

Divisors of 138521625450

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 10 13 15 25 26 30 39 43 50 65 75 78 86 103 129 130 150 195 206 215 258 309 325 373 390 430 515 559 618 645 650 746 975 1030 1075 1118 1119 1290 1339 1545 1677 1849 1865 1950 2150 2238 2575 2678 2795 3090 3225 3354 3698 3730 4017 4429 4849 5150 5547 5590 5595 6450 6695 7725 8034 8385 8858 9245 9325 9698 11094 11190 13287 13390 13975 14547 15450 16039 16770 18490 18650 20085 22145 24037 24245 26574 27735 27950 27975 29094 32078 33475 38419 40170 41925 44290 46225 48074 48117 48490 55470 55950 57577 66435 66950 72111 72735 76838 80195 83850 92450 96234 100425 110725 115154 115257 120185 121225 132870 138675 144222 145470 160390 172731 190447 192095 200850 208507 221450 230514 240370 240585 242450 277350 287885 332175 345462 360555 363675 380894 384190 400975 417014 481170 499447 571341 575770 576285 600925 625521 664350 689677 721110 727350 801950 863655 952235 960475 998894 1042535 1142682 1152570 1201850 1202925 1251042 1379354 1439425 1498341 1652017 1727310 1802775 1904470 1920950 2069031 2085070 2405850 2475811 2497235 2856705 2878850 2881425 2996682 3127605 3304034 3448385 3605550 4138062 4318275 4761175 4951622 4956051 4994470 5212675 5713410 5762850 6255210 6896770 7427433 7491705 8260085 8636550 8965801 9522350 9912102 10345155 10425350 12379055 12486175 14283525 14854866 14983410 15638025 16520170 17241925 17931602 20690310 21476221 24758110 24780255 24972350 26897403 28567050 31276050 34483850 37137165 37458525 41300425 42952442 44829005 49560510 51725775 53794806 61895275 64428663 71036731 74274330 74917050 82600850 89658010 103451550 107381105 123790550 123901275 128857326 134487015 142073462 185685825 213110193 214762210 224145025 247802550 268974030 322143315 355183655 371371650 426220386 448290050 536905525 644286630 672435075 710367310 923477503 1065550965 1073811050 1344870150 1610716575 1775918275 1846955006 2131101930 2770432509 3221433150 3551836550 4617387515 5327754825 5540865018 9234775030 10655509650 13852162545 23086937575 27704325090 46173875150 69260812725 138521625450
• Sum of all divisors σ(n): 383465706624
• Sum of proper divisors (its aliquot sum) s(n): 244944081174
• 138521625450 is an abundant number, because the sum of its proper divisors (244944081174) is greater than itself. Its abundance is 106422455724

Bases of 138521625450

• Binary: 10000001000000100010000100001101101010₂
• Hexadecimal: 0x204088436A
• Base-36: 1RMW7696

Squares and roots of 138521625450

• 138521625450 squared (138521625450²) is 19188240717310087702500
• 138521625450 cubed (138521625450³) is 2657986293687667300232356028625000
• The square root of 138521625450 is 372184.9344747849
• The cube root of 138521625450 is 5174.1521222867

Scales and comparisons

• 138,521,625,450 seconds is equal to 4,404 years, 29 weeks, 13 hours, 17 minutes, 30 seconds.
• To count from 1 to 138,521,625,450 would take you about eight thousand, eight hundred 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 138521625450 cubic inches would be around 431.2 feet tall.

Recreational maths with 138521625450

• 138521625450 backwards is 054526125831
• The number of decimal digits it has is: 12
• The sum of 138521625450's digits is 42
• More coming soon!