254

254 is an even composite number composed of two prime numbers multiplied together.

What does the number 254 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

254 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 254:

2 × 127

See below for interesting mathematical facts about the number 254 from the Numbermatics database.

Names of 254

• Cardinal: 254 can be written as Two hundred fifty-four.

Scientific notation

• Scientific notation: 2.54 × 102

Factors of 254

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 129

Divisors of 254

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 384
• Sum of proper divisors (its aliquot sum) s(n): 130
• 254 is a deficient number, because the sum of its proper divisors (130) is less than itself. Its deficiency is 124

Bases of 254

• Binary: 111111102
• Base-36: 72

Squares and roots of 254

• 254 squared (2542) is 64516
• 254 cubed (2543) is 16387064
• The square root of 254 is 15.9373774505
• The cube root of 254 is 6.3330255313

Scales and comparisons

How big is 254?
• 254 seconds is equal to 4 minutes, 14 seconds.
• To count from 1 to 254 would take you about two minutes.

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 254 cubic inches would be around 0.5 feet tall.

Recreational maths with 254

• 254 backwards is 452
• The number of decimal digits it has is: 3
• The sum of 254's digits is 11
• More coming soon!

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