138269911248

Names of 138269911248

• Cardinal: 138269911248 can be written as One hundred thirty-eight billion, two hundred sixty-nine million, nine hundred eleven thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 1.38269911248 × 10¹¹

Factors of 138269911248

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 45724189

Divisors of 138269911248

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 54 56 63 72 84 108 112 126 144 168 189 216 252 336 378 432 504 756 1008 1512 3024 45724177 91448354 137172531 182896708 274345062 320069239 365793416 411517593 548690124 640138478 731586832 823035186 960207717 1097380248 1234552779 1280276956 1646070372 1920415434 2194760496 2469105558 2560553912 2880623151 3292140744 3840830868 4938211116 5121107824 5761246302 6584281488 7681661736 8641869453 9876422232 11522492604 15363323472 17283738906 19752844464 23044985208 34567477812 46089970416 69134955624 138269911248
• Sum of all divisors σ(n): 453583845760
• Sum of proper divisors (its aliquot sum) s(n): 315313934512
• 138269911248 is an abundant number, because the sum of its proper divisors (315313934512) is greater than itself. Its abundance is 177044023264

Bases of 138269911248

• Binary: 10000000110001100001110110100011010000₂
• Hexadecimal: 0x20318768D0
• Base-36: 1RIQC2C0

Squares and roots of 138269911248

• 138269911248 squared (138269911248²) is 19118568356529796917504
• 138269911248 cubed (138269911248³) is 2643522749846196241050742057684992
• The square root of 138269911248 is 371846.6232843859
• The cube root of 138269911248 is 5171.0161564415

Scales and comparisons

• 138,269,911,248 seconds is equal to 4,396 years, 28 weeks, 6 days, 4 hours, 40 minutes, 48 seconds.
• To count from 1 to 138,269,911,248 would take you about eight thousand, seven hundred ninety-three 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 138269911248 cubic inches would be around 430.9 feet tall.

Recreational maths with 138269911248

• 138269911248 backwards is 842119962831
• 138269911248 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138269911248's digits is 54
• More coming soon!