138175767072

Names of 138175767072

• Cardinal: 138175767072 can be written as One hundred thirty-eight billion, one hundred seventy-five million, seven hundred sixty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 1.38175767072 × 10¹¹

Factors of 138175767072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 68539579

Divisors of 138175767072

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 84 96 112 126 144 168 224 252 288 336 504 672 1008 2016 68539567 137079134 205618701 274158268 411237402 479776969 548316536 616856103 822474804 959553938 1096633072 1233712206 1439330907 1644949608 1919107876 2193266144 2467424412 2878661814 3289899216 3838215752 4317992721 4934848824 5757323628 6579798432 7676431504 8635985442 9869697648 11514647256 15352863008 17271970884 19739395296 23029294512 34543941768 46058589024 69087883536 138175767072
• Sum of all divisors σ(n): 449071249536
• Sum of proper divisors (its aliquot sum) s(n): 310895482464
• 138175767072 is an abundant number, because the sum of its proper divisors (310895482464) is greater than itself. Its abundance is 172719715392

Bases of 138175767072

• Binary: 10000000101011111010101110001000100000₂
• Hexadecimal: 0x202BEAE220
• Base-36: 1RH6A880

Squares and roots of 138175767072

• 138175767072 squared (138175767072²) is 19092542605935599453184
• 138175767072 cubed (138175767072³) is 2638126719929993274675842952757248
• The square root of 138175767072 is 371720.0116646937
• The cube root of 138175767072 is 5169.8422891357

Scales and comparisons

• 138,175,767,072 seconds is equal to 4,393 years, 29 weeks, 1 day, 13 hours, 31 minutes, 12 seconds.
• To count from 1 to 138,175,767,072 would take you about eight thousand, seven hundred eighty-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 138175767072 cubic inches would be around 430.8 feet tall.

Recreational maths with 138175767072

• 138175767072 backwards is 270767571831
• The number of decimal digits it has is: 12
• The sum of 138175767072's digits is 54
• More coming soon!