138293983072

Names of 138293983072

• Cardinal: 138293983072 can be written as One hundred thirty-eight billion, two hundred ninety-three million, nine hundred eighty-three thousand and seventy-two.

Scientific notation

• Scientific notation: 1.38293983072 × 10¹¹

Factors of 138293983072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1414

Divisors of 138293983072

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 56 76 112 133 152 163 224 266 304 326 532 608 652 1064 1141 1223 1304 2128 2282 2446 2608 3097 4256 4564 4892 5216 6194 8561 9128 9784 12388 17122 18256 19568 21679 23237 24776 26569 34244 36512 39136 43358 46474 49552 53138 68488 86716 92948 99104 106276 136976 162659 173432 185896 185983 199349 212552 273952 325318 346864 371792 371966 398698 425104 504811 650636 693728 743584 743932 797396 850208 1009622 1301272 1395443 1487864 1594792 2019244 2602544 2790886 2975728 3189584 3533677 3787631 4038488 5205088 5581772 5951456 6379168 7067354 7575262 8076976 11163544 14134708 15150524 16153952 22327088 26513417 28269416 30301048 32493887 44654176 53026834 56538832 60602096 64987774 106053668 113077664 121204192 129975548 212107336 227457209 259951096 424214672 454914418 519902192 617383853 848429344 909828836 1039804384 1234767706 1819657672 2469535412 3639315344 4321686971 4939070824 7278630688 8643373942 9878141648 17286747884 19756283296 34573495768 69146991536 138293983072
• Sum of all divisors σ(n): 329829615360
• Sum of proper divisors (its aliquot sum) s(n): 191535632288
• 138293983072 is an abundant number, because the sum of its proper divisors (191535632288) is greater than itself. Its abundance is 53241649216

Bases of 138293983072

• Binary: 10000000110010111101101011011101100000₂
• Hexadecimal: 0x2032F6B760
• Base-36: 1RJ4O09S

Squares and roots of 138293983072

• 138293983072 squared (138293983072²) is 19125225753918622557184
• 138293983072 cubed (138293983072³) is 2644903646660600425588761447989248
• The square root of 138293983072 is 371878.9898233027
• The cube root of 138293983072 is 5171.3162182721

Scales and comparisons

• 138,293,983,072 seconds is equal to 4,397 years, 16 weeks, 4 days, 19 hours, 17 minutes, 52 seconds.
• To count from 1 to 138,293,983,072 would take you about eight thousand, seven hundred ninety-four 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 138293983072 cubic inches would be around 430.9 feet tall.

Recreational maths with 138293983072

• 138293983072 backwards is 270389392831
• The number of decimal digits it has is: 12
• The sum of 138293983072's digits is 55
• More coming soon!