138498623739

Names of 138498623739

• Cardinal: 138498623739 can be written as One hundred thirty-eight billion, four hundred ninety-eight million, six hundred twenty-three thousand, seven hundred thirty-nine.

Scientific notation

• Scientific notation: 1.38498623739 × 10¹¹

Factors of 138498623739

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 87

Divisors of 138498623739

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 7 9 17 21 23 27 37 51 63 69 111 119 153 161 189 207 259 333 357 391 459 483 621 629 777 851 999 1071 1173 1369 1449 1887 2331 2553 2737 3213 3519 4107 4347 4403 5661 5957 6993 7659 8211 9583 10557 12321 13209 14467 16983 17871 22977 23273 24633 28749 31487 36963 39627 43401 50653 53613 69819 73899 86247 94461 101269 118881 130203 151959 160839 162911 209457 220409 258741 283383 303807 354571 390609 455877 488733 535279 628371 661227 850149 861101 911421 1063713 1165019 1367631 1466199 1605837 1874161 1983681 2583303 2734263 3191139 3495057 3746953 4398597 4817511 5622483 5951043 6027707 7749909 8155133 9573417 10485171 11240859 13119127 14452533 16867449 18083121 19805323 23249727 24465399 31455513 31860737 33722577 39357381 43105703 50602347 54249363 59415969 73396197 95582211 101167731 118072143 129317109 138637261 162748089 178247907 220188591 223025159 286746633 301739921 354216429 387951327 415911783 534743721 669075477 732796951 860239899 905219763 1163853981 1247735349 2007226431 2198390853 2715659289 3743206047 5129578657 6021679293 6595172559 8146977867 15388735971 19785517677 46166207913 138498623739
• Sum of all divisors σ(n): 266280791040
• Sum of proper divisors (its aliquot sum) s(n): 127782167301
• 138498623739 is a deficient number, because the sum of its proper divisors (127782167301) is less than itself. Its deficiency is 10716456438

Bases of 138498623739

• Binary: 10000000111111001010010100100011111011₂
• Hexadecimal: 0x203F2948FB
• Base-36: 1RMII60R

Squares and roots of 138498623739

• 138498623739 squared (138498623739²) is 19181868777597094340121
• 138498623739 cubed (138498623739³) is 2656662426439291841552104870732419
• The square root of 138498623739 is 372154.0322756157
• The cube root of 138498623739 is 5173.8657146843

Scales and comparisons

• 138,498,623,739 seconds is equal to 4,403 years, 43 weeks, 7 hours, 55 minutes, 39 seconds.
• To count from 1 to 138,498,623,739 would take you about eight thousand, eight hundred seven 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 138498623739 cubic inches would be around 431.2 feet tall.

Recreational maths with 138498623739

• 138498623739 backwards is 937326894831
• 138498623739 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138498623739's digits is 63
• More coming soon!