13712209

13,712,209 is an odd composite number composed of two prime numbers multiplied together.

What does the number 13712209 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 15 divisors.

13712209 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fifteen divisors.

Prime factorization of 13712209:

72 × 234

(7 × 7 × 23 × 23 × 23 × 23)

See below for interesting mathematical facts about the number 13712209 from the Numbermatics database.

Names of 13712209

• Cardinal: 13712209 can be written as Thirteen million, seven hundred twelve thousand, two hundred nine.

Scientific notation

• Scientific notation: 1.3712209 × 107

Factors of 13712209

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 30

Divisors of 13712209

• Number of divisors d(n): 15
• Complete list of divisors:
• Sum of all divisors σ(n): 16675977
• Sum of proper divisors (its aliquot sum) s(n): 2963768
• 13712209 is a deficient number, because the sum of its proper divisors (2963768) is less than itself. Its deficiency is 10748441

Bases of 13712209

• Binary: 1101000100111011010100012
• Base-36: 85WEP

Squares and roots of 13712209

• 13712209 squared (137122092) is 188024675659681
• 13712209 cubed (137122093) is 2578233649802758745329
• 13712209 is a perfect square number. Its square root is 3703
• The cube root of 13712209 is 239.3513095921

Scales and comparisons

How big is 13712209?
• 13,712,209 seconds is equal to 22 weeks, 4 days, 16 hours, 56 minutes, 49 seconds.
• To count from 1 to 13,712,209 would take you about thirty-four weeks!

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 13712209 cubic inches would be around 19.9 feet tall.

Recreational maths with 13712209

• 13712209 backwards is 90221731
• The number of decimal digits it has is: 8
• The sum of 13712209's digits is 25
• More coming soon!