489847

489,847 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 489847 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

489847 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 489847:

489847

See below for interesting mathematical facts about the number 489847 from the Numbermatics database.

Names of 489847

• Cardinal: 489847 can be written as Four hundred eighty-nine thousand, eight hundred forty-seven.

Scientific notation

• Scientific notation: 4.89847 × 105

Factors of 489847

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 489847

Divisors of 489847

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 489848
• Sum of proper divisors (its aliquot sum) s(n): 1
• 489847 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 489846

Bases of 489847

• Binary: 11101111001011101112
• Base-36: AHYV

Squares and roots of 489847

• 489847 squared (4898472) is 239950083409
• 489847 cubed (4898473) is 117538828507648423
• The square root of 489847 is 699.8907057535
• The cube root of 489847 is 78.8291452567

Scales and comparisons

How big is 489847?
• 489,847 seconds is equal to 5 days, 16 hours, 4 minutes, 7 seconds.
• To count from 1 to 489,847 would take you about five days.

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 489847 cubic inches would be around 6.6 feet tall.

Recreational maths with 489847

• 489847 backwards is 748984
• The number of decimal digits it has is: 6
• The sum of 489847's digits is 40
• More coming soon!