664478831267901

Names of 664478831267901

• Cardinal: 664478831267901 can be written as Six hundred sixty-four trillion, four hundred seventy-eight billion, eight hundred thirty-one million, two hundred sixty-seven thousand, nine hundred one.

Scientific notation

• Scientific notation: 6.64478831267901 × 10¹⁴

Factors of 664478831267901

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 870

Divisors of 664478831267901

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 13 29 39 53 87 89 117 159 261 267 377 477 683 689 801 1131 1157 1537 2049 2067 2581 3393 3471 4611 4717 6147 6201 7743 7921 8879 10413 13833 14151 19807 19981 23229 23763 26637 33553 36199 42453 59421 59943 60787 61321 71289 79911 100659 102973 108597 136793 178263 179829 182361 183963 229709 257491 301977 308919 325791 410379 419813 466489 470587 547083 551889 689127 772473 790231 926757 1049771 1231137 1259439 1399467 1411761 1762823 1778309 2067381 2317419 2370693 2986217 3149313 3221711 3778317 4198401 4235283 5288469 5334927 5410043 5457569 6064357 7112079 8958651 9447939 9665133 12174577 13528181 13647023 15865407 16004781 16230129 16372707 18193071 22916699 24723917 26875953 28995399 36523731 40584543 40941069 41517521 41882243 48690387 49118121 54579213 68750097 70330559 74171751 93429619 109571193 121753629 122823207 124552563 125646729 156891247 158269501 175866353 206250291 210991677 222515253 280288857 286732279 321410921 373657689 376940187 470673741 474808503 527599059 539727773 632975031 716993593 840866571 860196837 964232763 1204008109 1214585047 1412021223 1424425509 1582797177 1619183319 2039586211 2150980779 2200428613 2580590511 2892698289 3612024327 3643755141 3695059369 3727519627 4857549957 6118758633 6452942337 6601285839 8315236091 9320916709 10836072981 10931265423 11085178107 11182558881 15652105417 18356275899 19803857517 24945708273 27962750127 28605571969 33255534321 33547676643 46956316251 48035771797 63812429777 74837124819 83888250381 85816715907 107156721701 108098069183 140868948753 144107315391 191437289331 195838146557 257450147721 321470165103 324294207549 432321946173 574311867993 587514439671 829561587101 964410495309 972882622647 1393037382113 1762543319013 2488684761303 2545895905241 4179112146339 5679306250153 7466054283909 7637687715723 12537336439017 17037918750459 22913063147169 51113756251377 73830981251989 221492943755967 664478831267901
• Sum of all divisors σ(n): 1103445452720520
• Sum of proper divisors (its aliquot sum) s(n): 438966621452619
• 664478831267901 is a deficient number, because the sum of its proper divisors (438966621452619) is less than itself. Its deficiency is 225512209815282

Bases of 664478831267901

• Binary: 10010111000101011100001000101100101101000000111101₂
• Hexadecimal: 0x25C5708B2D03D
• Base-36: 6JJDCZSV99

Squares and roots of 664478831267901

• 664478831267901 squared (664478831267901²) is 441532117203155647679232945801
• 664478831267901 cubed (664478831267901³) is 293388745206394750011787171971449024044033701
• The square root of 664478831267901 is 25777486.9075303965
• The cube root of 664478831267901 is 87262.3792318739

Scales and comparisons

• 664,478,831,267,901 seconds is equal to 21,128,371 years, 24 weeks, 1 day, 17 hours, 58 minutes, 21 seconds.
• To count from 1 to 664,478,831,267,901 would take you about fifty-two million, eight hundred twenty thousand, nine hundred twenty-eight 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 664478831267901 cubic inches would be around 7271.9 feet tall.

Recreational maths with 664478831267901

• 664478831267901 backwards is 109762138874466
• The number of decimal digits it has is: 15
• The sum of 664478831267901's digits is 72
• More coming soon!