30998

Names of 30998

• Cardinal: 30998 can be written as Thirty thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 3.0998 × 10⁴

Factors of 30998

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1422

Divisors of 30998

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 11 22 1409 2818 15499 30998
• Sum of all divisors σ(n): 50760
• Sum of proper divisors (its aliquot sum) s(n): 19762
• 30998 is a deficient number, because the sum of its proper divisors (19762) is less than itself. Its deficiency is 11236

Bases of 30998

• Binary: 111100100010110₂
• Hexadecimal: 0x7916
• Base-36: NX2

Squares and roots of 30998

• 30998 squared (30998²) is 960876004
• 30998 cubed (30998³) is 29785234371992
• The square root of 30998 is 176.0624889067
• The cube root of 30998 is 31.4131309437

Scales and comparisons

• 30,998 seconds is equal to 8 hours, 36 minutes, 38 seconds.
• To count from 1 to 30,998 would take you about eight hours.

  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 30998 cubic inches would be around 2.6 feet tall.

Recreational maths with 30998

• 30998 backwards is 89903
• The number of decimal digits it has is: 5
• The sum of 30998's digits is 29
• More coming soon!