18397634016127905792001

Names of 18397634016127905792001

• Cardinal: 18397634016127905792001 can be written as Eighteen sextillion, three hundred ninety-seven quintillion, six hundred thirty-four quadrillion, sixteen trillion, one hundred twenty-seven billion, nine hundred five million, seven hundred ninety-two thousand and one.

Scientific notation

• Scientific notation: 1.8397634016127905792001 × 10²²

Factors of 18397634016127905792001

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 10367408821071

Divisors of 18397634016127905792001

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 253515391 1774607737 10367155305673 72570087139711 2628233430875415113143 18397634016127905792001
• Sum of all divisors σ(n): 21025867529942591473664
• Sum of proper divisors (its aliquot sum) s(n): 2628233513814685681663
• 18397634016127905792001 is a deficient number, because the sum of its proper divisors (2628233513814685681663) is less than itself. Its deficiency is 15769400502313220110338

Bases of 18397634016127905792001

• Binary: 11111001010101011001110110000001101101001101100011000001011000000000000001₂
• Hexadecimal: 0x3E5567606D363058001
• Base-36: 2ZUOLJAYDG64G01

Squares and roots of 18397634016127905792001

• 18397634016127905792001 squared (18397634016127905792001²) is 338472937391386616155538396503659403075584001
• 18397634016127905792001 cubed (18397634016127905792001³) is 6227101226490505363918218542364785222908985361108111482913509376001
• The square root of 18397634016127905792001 is 135637878249.8749712435
• The cube root of 18397634016127905792001 is 26398990.8246618135

Scales and comparisons

• 18,397,634,016,127,905,792,001 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,397,634,016,127,905,792,001 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18397634016127905792001 cubic inches would be around 2199915.9 feet tall.

Recreational maths with 18397634016127905792001

• 18397634016127905792001 backwards is 10029750972161043679381
• The number of decimal digits it has is: 23
• The sum of 18397634016127905792001's digits is 91
• More coming soon!