1398254081

Names of 1398254081

• Cardinal: 1398254081 can be written as One billion, three hundred ninety-eight million, two hundred fifty-four thousand and eighty-one.

Scientific notation

• Scientific notation: 1.398254081 × 10⁹

Factors of 1398254081

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 178063

Divisors of 1398254081

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 1129 7903 176927 1238489 199750583 1398254081
• Sum of all divisors σ(n): 1599429120
• Sum of proper divisors (its aliquot sum) s(n): 201175039
• 1398254081 is a deficient number, because the sum of its proper divisors (201175039) is less than itself. Its deficiency is 1197079042

Bases of 1398254081

• Binary: 1010011010101111010101000000001₂
• Hexadecimal: 0x5357AA01
• Base-36: N4HFR5

Squares and roots of 1398254081

• 1398254081 squared (1398254081²) is 1955114475033154561
• 1398254081 cubed (1398254081³) is 2733746793537280975222013441
• The square root of 1398254081 is 37393.2357653093
• The cube root of 1398254081 is 1118.2237152355

Scales and comparisons

• 1,398,254,081 seconds is equal to 44 years, 23 weeks, 6 days, 11 hours, 54 minutes, 41 seconds.
• To count from 1 to 1,398,254,081 would take you about eighty-eight 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 1398254081 cubic inches would be around 93.2 feet tall.

Recreational maths with 1398254081

• 1398254081 backwards is 1804528931
• The number of decimal digits it has is: 10
• The sum of 1398254081's digits is 41
• More coming soon!