38939274747

Names of 38939274747

• Cardinal: 38939274747 can be written as Thirty-eight billion, nine hundred thirty-nine million, two hundred seventy-four thousand, seven hundred forty-seven.

Scientific notation

• Scientific notation: 3.8939274747 × 10¹⁰

Factors of 38939274747

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 133

Divisors of 38939274747

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 19 27 31 37 43 57 81 93 111 129 171 243 279 333 361 387 513 589 703 729 817 837 999 1083 1147 1161 1333 1539 1591 1767 2109 2187 2451 2511 2997 3249 3441 3483 3999 4617 4773 5301 6327 7353 7533 8991 9747 10323 10449 11191 11997 13357 13851 14319 15523 15903 18981 21793 22059 22599 25327 26973 29241 30229 30969 31347 33573 35991 40071 41553 42957 46569 47709 49321 56943 65379 66177 67797 75981 80919 87723 90687 92907 94041 100719 107973 120213 128871 139707 143127 147963 170829 196137 198531 227943 263169 272061 278721 302157 323919 360639 386613 414067 419121 429381 443889 481213 512487 574351 588411 595593 683829 789507 816183 836163 906471 937099 971757 1081917 1159839 1242201 1257363 1288143 1331667 1443639 1537461 1723053 1765233 1786779 2051487 2448549 2508489 2719413 2811297 2915271 3245751 3479517 3726603 3772089 3995001 4330917 5169159 5295699 6154461 7345647 8158239 8433891 9737253 11179809 11316267 11985003 12992751 15507477 15887097 17804881 18463383 22036941 24474717 25301673 29211759 33539427 33948801 35955009 38978253 46522431 47661291 53414643 55390149 66110823 75905019 100618281 107865027 116934759 139567293 160243929 227715057 301854843 350804277 418701879 480731787 683145171 905564529 1052412831 1256105637 1442195361 2049435513 4326586083 12979758249 38939274747
• Sum of all divisors σ(n): 66862878720
• Sum of proper divisors (its aliquot sum) s(n): 27923603973
• 38939274747 is a deficient number, because the sum of its proper divisors (27923603973) is less than itself. Its deficiency is 11015670774

Bases of 38939274747

• Binary: 100100010000111101100010110111111011₂
• Hexadecimal: 0x910F62DFB
• Base-36: HVZFSOR

Squares and roots of 38939274747

• 38939274747 squared (38939274747²) is 1516267117822351914009
• 38939274747 cubed (38939274747³) is 59042341890726381517317769230723
• The square root of 38939274747 is 197330.3695506599
• The cube root of 38939274747 is 3389.4504246537

Scales and comparisons

• 38,939,274,747 seconds is equal to 1,238 years, 7 weeks, 5 days, 1 hour, 12 minutes, 27 seconds.
• To count from 1 to 38,939,274,747 would take you about two thousand, four 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 38939274747 cubic inches would be around 282.5 feet tall.

Recreational maths with 38939274747

• 38939274747 backwards is 74747293983
• The number of decimal digits it has is: 11
• The sum of 38939274747's digits is 63
• More coming soon!