1398870182569729

Names of 1398870182569729

• Cardinal: 1398870182569729 can be written as One quadrillion, three hundred ninety-eight trillion, eight hundred seventy billion, one hundred eighty-two million, five hundred sixty-nine thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 1.398870182569729 × 10¹⁵

Factors of 1398870182569729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2575

Divisors of 1398870182569729

• Number of divisors d(n): 18
• Complete list of divisors:
  1 23 529 1231 1321 28313 30383 651199 698809 1626151 1745041 37401473 40135943 860233879 923126689 2148145471 49407345833 1136368954159
• Sum of all divisors σ(n): 1398923603742018
• Sum of proper divisors (its aliquot sum) s(n): 53421172289
• 1398870182569729 is a deficient number, because the sum of its proper divisors (53421172289) is less than itself. Its deficiency is 1398816761397440

Bases of 1398870182569729

• Binary: 100111110000100001111011000010100011010011100000001₂
• Hexadecimal: 0x4F843D851A701
• Base-36: DRUW38XZPD

Squares and roots of 1398870182569729

• 1398870182569729 squared (1398870182569729²) is 1956837787682666944165947133441
• 1398870182569729 cubed (1398870182569729³) is 2737362033314996902369460460191710850650207489
• 1398870182569729 is a perfect square number. Its square root is 37401473
• The cube root of 1398870182569729 is 111838.7929125083

Scales and comparisons

• 1,398,870,182,569,729 seconds is equal to 44,479,744 years, 42 weeks, 3 days, 1 hour, 48 minutes, 49 seconds.
• To count from 1 to 1,398,870,182,569,729 would take you about one hundred thirty-three million, four hundred thirty-nine thousand, two hundred thirty-four 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 1398870182569729 cubic inches would be around 9319.9 feet tall.

Recreational maths with 1398870182569729

• 1398870182569729 backwards is 9279652810788931
• The number of decimal digits it has is: 16
• The sum of 1398870182569729's digits is 85
• More coming soon!