138302723394

Names of 138302723394

• Cardinal: 138302723394 can be written as One hundred thirty-eight billion, three hundred two million, seven hundred twenty-three thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 1.38302723394 × 10¹¹

Factors of 138302723394

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 174

Divisors of 138302723394

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 18 22 31 33 62 66 93 99 121 127 186 198 242 254 279 341 363 381 558 682 726 762 1023 1089 1143 1397 2046 2178 2286 2794 3069 3751 3937 4191 6138 7502 7874 8382 11253 11811 12573 15367 16129 22506 23622 25146 30734 32258 33759 35433 43307 46101 48387 67518 70866 86614 92202 96774 129921 138303 145161 177419 259842 276606 290322 354838 389763 476377 499999 532257 779526 952754 999998 1064514 1429131 1499997 1596771 1951609 2048383 2858262 2999994 3193542 3903218 4096766 4287393 4499991 5499989 5854827 6145149 8574786 8999982 10999978 11709654 12290298 16499967 17564481 18435447 22532213 32999934 35128962 36870894 45064426 49499901 60499879 63499873 67596639 98999802 120999758 126999746 135193278 181499637 190499619 202789917 247854343 362999274 380999238 405579834 495708686 544498911 571498857 698498603 743563029 1088997822 1142997714 1396997206 1487126058 2095495809 2230689087 4190991618 4461378174 6286487427 7683484633 12572974854 15366969266 23050453899 46100907798 69151361697 138302723394
• Sum of all divisors σ(n): 342697205760
• Sum of proper divisors (its aliquot sum) s(n): 204394482366
• 138302723394 is an abundant number, because the sum of its proper divisors (204394482366) is greater than itself. Its abundance is 66091758972

Bases of 138302723394

• Binary: 10000000110011011111000001010101000010₂
• Hexadecimal: 0x20337C1542
• Base-36: 1RJ9VCCI

Squares and roots of 138302723394

• 138302723394 squared (138302723394²) is 19127643298197274879236
• 138302723394 cubed (138302723394³) is 2645405160249675566467561262046984
• The square root of 138302723394 is 371890.7412049943
• The cube root of 138302723394 is 5171.4251601455

Scales and comparisons

• 138,302,723,394 seconds is equal to 4,397 years, 31 weeks, 23 hours, 9 minutes, 54 seconds.
• To count from 1 to 138,302,723,394 would take you about eight thousand, seven hundred ninety-five 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 138302723394 cubic inches would be around 431 feet tall.

Recreational maths with 138302723394

• 138302723394 backwards is 493327203831
• The number of decimal digits it has is: 12
• The sum of 138302723394's digits is 45
• More coming soon!