138142439448094429

Names of 138142439448094429

• Cardinal: 138142439448094429 can be written as One hundred thirty-eight quadrillion, one hundred forty-two trillion, four hundred thirty-nine billion, four hundred forty-eight million, ninety-four thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 1.38142439448094429 × 10¹⁷

Factors of 138142439448094429

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 13940340

Divisors of 138142439448094429

• Number of divisors d(n): 16
• Complete list of divisors:
  1 229 647 67211 148163 13872253 15391319 43485517 3176745937 8975347691 9958183393 932367996383 2055354621239 213512271171707 603242093659801 138142439448094429
• Sum of all divisors σ(n): 138962203718785920
• Sum of proper divisors (its aliquot sum) s(n): 819764270691491
• 138142439448094429 is a deficient number, because the sum of its proper divisors (819764270691491) is less than itself. Its deficiency is 137322675177402938

Bases of 138142439448094429

• Binary: 111101010110001111101000100010111101101011010011011011101₂
• Hexadecimal: 0x1EAC7D117B5A6DD
• Base-36: 11S7EOKZAZTP

Squares and roots of 138142439448094429

• 138142439448094429 squared (138142439448094429²) is 19083333576670435849533279300836041
• 138142439448094429 cubed (138142439448094429³) is 2636218253082982969902230887463450147649644014515589
• The square root of 138142439448094429 is 371675180.0269886585
• The cube root of 138142439448094429 is 516942.6605021497

Scales and comparisons

• 138,142,439,448,094,429 seconds is equal to 4,392,502,271 years, 43 weeks, 12 hours, 53 minutes, 49 seconds.
• To count from 1 to 138,142,439,448,094,429 would take you about thirteen billion, one hundred seventy-seven million, five hundred six thousand, eight hundred fifteen 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 138142439448094429 cubic inches would be around 43078.6 feet tall.

Recreational maths with 138142439448094429

• 138142439448094429 backwards is 924490844934241831
• The number of decimal digits it has is: 18
• The sum of 138142439448094429's digits is 79
• More coming soon!