138783017216

Names of 138783017216

• Cardinal: 138783017216 can be written as One hundred thirty-eight billion, seven hundred eighty-three million, seventeen thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.38783017216 × 10¹¹

Factors of 138783017216

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 860

Divisors of 138783017216

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 64 89 128 178 256 356 712 769 1424 1538 2848 3076 5696 6152 7921 11392 12304 15842 22784 24608 31684 49216 63368 68441 98432 126736 136882 196864 253472 273764 506944 547528 704969 1013888 1095056 1409938 2027776 2190112 2819876 4380224 5639752 6091249 8760448 11279504 12182498 17520896 22559008 24364996 45118016 48729992 90236032 97459984 180472064 194919968 389839936 542121161 779679872 1084242322 1559359744 2168484644 4336969288 8673938576 17347877152 34695754304 69391508608 138783017216
• Sum of all divisors σ(n): 280536240600
• Sum of proper divisors (its aliquot sum) s(n): 141753223384
• 138783017216 is an abundant number, because the sum of its proper divisors (141753223384) is greater than itself. Its abundance is 2970206168

Bases of 138783017216

• Binary: 10000001010000000111001100100100000000₂
• Hexadecimal: 0x20501CC900
• Base-36: 1RR7TPFK

Squares and roots of 138783017216

• 138783017216 squared (138783017216²) is 19260725867576552390656
• 138783017216 cubed (138783017216³) is 2673061649672533206630337605533696
• The square root of 138783017216 is 372535.9274164037
• The cube root of 138783017216 is 5177.4046371485

Scales and comparisons

• 138,783,017,216 seconds is equal to 4,412 years, 45 weeks, 1 day, 22 hours, 6 minutes, 56 seconds.
• To count from 1 to 138,783,017,216 would take you about eight thousand, eight hundred twenty-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 138783017216 cubic inches would be around 431.5 feet tall.

Recreational maths with 138783017216

• 138783017216 backwards is 612710387831
• The number of decimal digits it has is: 12
• The sum of 138783017216's digits is 47
• More coming soon!