139422465

Names of 139422465

• Cardinal: 139422465 can be written as One hundred thirty-nine million, four hundred twenty-two thousand, four hundred sixty-five.

Scientific notation

• Scientific notation: 1.39422465 × 10⁸

Factors of 139422465

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 125

Divisors of 139422465

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 9 13 15 21 27 35 39 45 63 65 81 91 97 105 117 135 169 189 195 243 273 291 315 351 405 455 485 507 567 585 679 819 845 873 945 1053 1183 1215 1261 1365 1455 1521 1701 1755 2037 2457 2535 2619 2835 3159 3395 3549 3783 4095 4365 4563 5265 5915 6111 6305 7371 7605 7857 8505 8827 10185 10647 11349 12285 13095 13689 15795 16393 17745 18333 18915 22113 22815 23571 26481 30555 31941 34047 36855 39285 41067 44135 49179 53235 54999 56745 68445 79443 81965 91665 95823 102141 110565 114751 117855 132405 147537 159705 164997 170235 205335 238329 245895 274995 287469 306423 344253 397215 442611 479115 510705 573755 714987 737685 824985 1032759 1191645 1327833 1437345 1532115 1721265 2144961 2213055 3098277 3574935 3983499 5163795 6639165 9294831 10724805 15491385 19917495 27884493 46474155 139422465
• Sum of all divisors σ(n): 313342848
• Sum of proper divisors (its aliquot sum) s(n): 173920383
• 139422465 is an abundant number, because the sum of its proper divisors (173920383) is greater than itself. Its abundance is 34497918

Bases of 139422465

• Binary: 1000010011110110101100000001₂
• Hexadecimal: 0x84F6B01
• Base-36: 2B0B29

Squares and roots of 139422465

• 139422465 squared (139422465²) is 19438623746676225
• 139422465 cubed (139422465³) is 2710180838969134846394625
• The square root of 139422465 is 11807.7290365249
• The cube root of 139422465 is 518.5344148941

Scales and comparisons

• 139,422,465 seconds is equal to 4 years, 22 weeks, 3 days, 16 hours, 27 minutes, 45 seconds.
• To count from 1 to 139,422,465 would take you about 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 139422465 cubic inches would be around 43.2 feet tall.

Recreational maths with 139422465

• 139422465 backwards is 564224931
• The number of decimal digits it has is: 9
• The sum of 139422465's digits is 36
• More coming soon!