72664074945

Names of 72664074945

• Cardinal: 72664074945 can be written as Seventy-two billion, six hundred sixty-four million, seventy-four thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 7.2664074945 × 10¹⁰

Factors of 72664074945

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 157

Divisors of 72664074945

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 49 55 63 77 81 99 105 121 131 135 147 165 189 231 243 245 297 315 343 363 385 393 405 441 495 539 567 605 655 693 735 847 891 917 945 1029 1089 1155 1179 1215 1323 1331 1441 1485 1617 1701 1715 1815 1965 2079 2205 2541 2673 2695 2751 2835 3087 3267 3465 3537 3773 3969 3993 4235 4323 4455 4585 4851 5145 5445 5895 5929 6237 6419 6615 6655 7205 7623 8085 8253 8505 9261 9317 9801 10087 10395 10611 11319 11907 11979 12705 12969 13365 13755 14553 15435 15851 16335 17685 17787 18711 18865 19257 19845 19965 21615 22869 24255 24759 27783 27951 29403 29645 30261 31185 31833 32095 33957 35937 38115 38907 41265 41503 43659 44933 46305 46585 47553 49005 50435 53055 53361 56595 57771 59535 59895 64845 65219 68607 70609 72765 74277 79255 83349 83853 88935 90783 93555 96285 101871 107811 110957 114345 116721 123795 124509 130977 134799 138915 139755 142659 147015 151305 159165 160083 169785 173313 174361 179685 194535 195657 205821 207515 211827 218295 222831 224665 237765 251559 266805 272349 288855 305613 323433 326095 332871 343035 350163 353045 371385 373527 404397 416745 419265 427977 453915 456533 480249 494263 509355 519939 523083 539055 554785 583605 586971 622545 635481 654885 673995 713295 754677 776699 800415 817047 866565 871805 916839 978285 998613 1029105 1059135 1114155 1120581 1213191 1220527 1257795 1283931 1361745 1369599 1440747 1482789 1528065 1559817 1569249 1617165 1664355 1750815 1760913 1867635 1906443 2021985 2139885 2264031 2282665 2330097 2401245 2451141 2471315 2599695 2615415 2934855 2995839 3177405 3361743 3639573 3661581 3773385 3851793 3883495 4085235 4108797 4448367 4584195 4707747 4993065 5282739 5436893 5602905 5719329 6065955 6102635 6419655 6847995 6990291 7203735 7413945 7799085 7846245 8543689 8804565 8987517 9532215 10085229 10918719 10984743 11320155 11650485 12255705 12326391 13345101 14123241 14979195 15848217 16310679 16808715 17157987 18197865 18307905 19258965 20543985 20970873 22241835 23538735 25631067 26413695 26962551 27184465 28596645 32954229 34951455 36979173 40035303 42369723 42718445 44937585 48932037 50426145 54593595 54923715 59805823 61631955 62912619 66725505 70616205 76893201 79241085 81553395 85789935 98862687 104854365 110937519 120105909 128155335 134812755 146796111 164771145 179417469 184895865 188737857 200176515 211848615 230679603 244660185 296588061 299029115 314563095 384466005 440388333 494313435 538252407 554687595 600529545 692038809 733980555 897087345 943689285 1153398015 1321164999 1482940305 1614757221 2076116427 2201941665 2691262035 3460194045 4844271663 6605824995 8073786105 10380582135 14532814989 24221358315 72664074945
• Sum of all divisors σ(n): 168821452800
• Sum of proper divisors (its aliquot sum) s(n): 96157377855
• 72664074945 is an abundant number, because the sum of its proper divisors (96157377855) is greater than itself. Its abundance is 23493302910

Bases of 72664074945

• Binary: 1000011101011000111011100101011000001₂
• Hexadecimal: 0x10EB1DCAC1
• Base-36: XDQBB29

Squares and roots of 72664074945

• 72664074945 squared (72664074945²) is 5280067787612576753025
• 72664074945 cubed (72664074945³) is 383671241433760619806373355458625
• The square root of 72664074945 is 269562.7476952259
• The cube root of 72664074945 is 4172.9186311355

Scales and comparisons

• 72,664,074,945 seconds is equal to 2,310 years, 25 weeks, 4 days, 9 hours, 15 minutes, 45 seconds.
• To count from 1 to 72,664,074,945 would take you about four thousand, six hundred twenty 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 72664074945 cubic inches would be around 347.7 feet tall.

Recreational maths with 72664074945

• 72664074945 backwards is 54947046627
• The number of decimal digits it has is: 11
• The sum of 72664074945's digits is 54
• More coming soon!