138008023965

Names of 138008023965

• Cardinal: 138008023965 can be written as One hundred thirty-eight billion, eight million, twenty-three thousand, nine hundred sixty-five.

Scientific notation

• Scientific notation: 1.38008023965 × 10¹¹

Factors of 138008023965

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 253

Divisors of 138008023965

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 41 45 49 63 81 105 123 135 147 189 197 205 243 245 287 315 343 369 405 441 567 591 615 735 861 945 985 1029 1107 1215 1323 1379 1435 1681 1701 1715 1773 1845 2009 2205 2583 2835 2955 3087 3321 3969 4137 4305 5043 5145 5319 5535 6027 6615 6895 7749 8077 8405 8505 8865 9261 9653 9963 10045 11767 11907 12411 12915 14063 15129 15435 15957 16605 18081 19845 20685 23247 24231 25215 26595 27783 28959 30135 35301 37233 38745 40385 42189 45387 46305 47871 48265 49815 54243 56539 58835 59535 62055 67571 69741 70315 72693 75645 79785 82369 83349 86877 90405 105903 111699 116235 121155 126567 136161 138915 144795 162729 169617 176505 186165 202713 210945 218079 226935 239355 247107 260631 271215 282695 317709 331157 335097 337855 348705 363465 379701 395773 408483 411845 416745 434385 488187 508851 529515 558495 576583 608139 632835 654237 680805 741321 781893 813645 848085 953127 993471 1013565 1090395 1139103 1187319 1235535 1303155 1526553 1588545 1655785 1675485 1729749 1824417 1898505 1962711 1978865 2042415 2223963 2318099 2345679 2440935 2544255 2770411 2859381 2882915 2980413 3040695 3271185 3417309 3561957 3706605 3909465 4579659 4765635 4967355 5189247 5473251 5695515 5936595 6671889 6954297 7632765 8311233 8648745 8941239 9122085 9813555 10685871 11119815 11590495 11728395 13738977 13852055 14296905 14902065 15567741 16226693 16419753 17086545 17809785 20015667 20862891 22898295 24933699 25946235 26823717 27366255 32057613 33359445 34771485 41556165 44706195 46703223 48680079 53429355 62588673 68694885 74801097 77838705 80471151 81133465 82098765 96172839 100078335 104314455 113586851 124668495 134118585 140109669 146040237 160288065 187766019 224403291 233516115 243400395 312943365 340760553 374005485 402355755 438120711 480864195 563298057 567934255 673209873 700548345 730201185 938830095 1022281659 1122016455 1314362133 1703802765 2190603555 2816490285 3066844977 3366049365 3943086399 5111408295 6571810665 9200534931 15334224885 19715431995 27601604793 46002674655 138008023965
• Sum of all divisors σ(n): 298032134400
• Sum of proper divisors (its aliquot sum) s(n): 160024110435
• 138008023965 is an abundant number, because the sum of its proper divisors (160024110435) is greater than itself. Its abundance is 22016086470

Bases of 138008023965

• Binary: 10000000100001111010110101001110011101₂
• Hexadecimal: 0x2021EB539D
• Base-36: 1REEEWT9

Squares and roots of 138008023965

• 138008023965 squared (138008023965²) is 19046214678724014321225
• 138008023965 cubed (138008023965³) is 2628530451823878544064623008157125
• The square root of 138008023965 is 371494.3121569965
• The cube root of 138008023965 is 5167.7494075161

Scales and comparisons

• 138,008,023,965 seconds is equal to 4,388 years, 11 weeks, 6 days, 2 hours, 12 minutes, 45 seconds.
• To count from 1 to 138,008,023,965 would take you about eight thousand, seven hundred seventy-six 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 138008023965 cubic inches would be around 430.6 feet tall.

Recreational maths with 138008023965

• 138008023965 backwards is 569320800831
• 138008023965 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138008023965's digits is 45
• More coming soon!