438691363136

Names of 438691363136

• Cardinal: 438691363136 can be written as Four hundred thirty-eight billion, six hundred ninety-one million, three hundred sixty-three thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 4.38691363136 × 10¹¹

Factors of 438691363136

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 782

Divisors of 438691363136

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 8 13 16 26 29 32 37 52 58 64 74 104 116 148 208 232 296 377 416 464 481 592 701 754 832 928 962 1073 1184 1402 1508 1856 1924 2146 2368 2804 3016 3848 4292 5608 6032 7696 8584 9113 11216 12064 13949 15392 17168 18226 20329 22432 24128 25937 27898 30784 34336 36452 40658 44864 51874 55796 68672 72904 81316 103748 111592 145808 162632 207496 223184 264277 291616 325264 337181 414992 446368 491401 528554 583232 650528 674362 752173 829984 892736 982802 1057108 1301056 1348724 1504346 1659968 1965604 2114216 2697448 3008692 3931208 4228432 5394896 6017384 6388213 7862416 8456864 9778249 10789792 12034768 12776426 14250629 15724832 16913728 18181837 19556498 21579584 24069536 25552852 28501258 31449664 36363674 39112996 48139072 51105704 57002516 72727348 78225992 102211408 114005032 145454696 156451984 185258177 204422816 228010064 236363881 290909392 312903968 370516354 408845632 456020128 472727762 527273273 581818784 625807936 741032708 912040256 945455524 1054546546 1163637568 1482065416 1890911048 2109093092 2964130832 3781822096 4218186184 5928261664 6854552549 7563644192 8436372368 11856523328 13709105098 15127288384 16872744736 27418210196 33745489472 54836420392 109672840784 219345681568 438691363136
• Sum of all divisors σ(n): 997453412760
• Sum of proper divisors (its aliquot sum) s(n): 558762049624
• 438691363136 is an abundant number, because the sum of its proper divisors (558762049624) is greater than itself. Its abundance is 120070686488

Bases of 438691363136

• Binary: 110011000100100000010101111100101000000₂
• Hexadecimal: 0x66240AF940
• Base-36: 5LJ5IE68

Squares and roots of 438691363136

• 438691363136 squared (438691363136²) is 192450112090121819754496
• 438691363136 cubed (438691363136³) is 84426202008491535188396743104659456
• The square root of 438691363136 is 662337.8013793263
• The cube root of 438691363136 is 7598.3570036547

Scales and comparisons

• 438,691,363,136 seconds is equal to 13,949 years, 1 week, 3 days, 7 hours, 58 minutes, 56 seconds.
• To count from 1 to 438,691,363,136 would take you about twenty-seven thousand, eight hundred ninety-eight 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 438691363136 cubic inches would be around 633.2 feet tall.

Recreational maths with 438691363136

• 438691363136 backwards is 631363196834
• The number of decimal digits it has is: 12
• The sum of 438691363136's digits is 53
• More coming soon!