138467818125

Names of 138467818125

• Cardinal: 138467818125 can be written as One hundred thirty-eight billion, four hundred sixty-seven million, eight hundred eighteen thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.38467818125 × 10¹¹

Factors of 138467818125

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1908

Divisors of 138467818125

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 5 7 9 13 15 21 25 35 39 45 63 65 75 91 105 117 125 157 175 195 225 273 315 325 375 455 471 525 585 625 785 819 875 975 1099 1125 1365 1413 1575 1625 1723 1875 2041 2275 2355 2625 2925 3297 3925 4095 4375 4875 5169 5495 5625 6123 6825 7065 7875 8125 8615 9891 10205 11375 11775 12061 13125 14287 14625 15507 16485 18369 19625 20475 22399 24375 25845 27475 30615 34125 35325 36183 39375 42861 43075 49455 51025 56875 58875 60305 67197 71435 73125 77535 82425 91845 98125 102375 108549 111995 128583 129225 137375 153075 156793 170625 176625 180915 201591 214305 215375 247275 255125 270511 294375 301525 335985 357175 387675 412125 459225 470379 511875 542745 559975 642915 646125 686875 765375 783965 811533 883125 904575 1007955 1071525 1076875 1236375 1275625 1352555 1411137 1507625 1679925 1785875 1893577 1938375 2060625 2296125 2351895 2434599 2713725 2799875 3214575 3230625 3516643 3826875 3919825 4057665 4522875 5039775 5357625 5680731 6181875 6762775 7055685 7538125 8399625 8929375 9467885 9691875 10549929 11480625 11759475 12172995 13568625 13999375 16072875 17042193 17583215 19599125 20288325 22614375 24616501 25198875 26788125 28403655 31649787 33813875 35278425 41998125 47339425 52749645 58797375 60864975 67843125 73849503 80364375 85210965 87916075 97995625 101441625 123082505 125994375 142018275 158248935 169069375 176392125 221548509 236697125 263748225 293986875 304324875 369247515 426054825 439580375 507208125 615412525 710091375 791244675 881960625 1107742545 1183485625 1318741125 1521624375 1846237575 2130274125 2197901875 3077062625 3550456875 3956223375 5538712725 6593705625 9231187875 10651370625 15385313125 19781116875 27693563625 46155939375 138467818125
• Sum of all divisors σ(n): 309746749312
• Sum of proper divisors (its aliquot sum) s(n): 171278931187
• 138467818125 is an abundant number, because the sum of its proper divisors (171278931187) is greater than itself. Its abundance is 32811113062

Bases of 138467818125

• Binary: 10000000111101010100110011101010001101₂
• Hexadecimal: 0x203D533A8D
• Base-36: 1RM05W99

Squares and roots of 138467818125

• 138467818125 squared (138467818125²) is 19173336656298078515625
• 138467818125 cubed (138467818125³) is 2654890092973677971688532470703125
• The square root of 138467818125 is 372112.6417161879
• The cube root of 138467818125 is 5173.4820864953

Scales and comparisons

• 138,467,818,125 seconds is equal to 4,402 years, 44 weeks, 18 hours, 48 minutes, 45 seconds.
• To count from 1 to 138,467,818,125 would take you about eight thousand, eight hundred five 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 138467818125 cubic inches would be around 431.1 feet tall.

Recreational maths with 138467818125

• 138467818125 backwards is 521818764831
• The number of decimal digits it has is: 12
• The sum of 138467818125's digits is 54
• More coming soon!