1216400

1,216,400 is an even composite number composed of three prime numbers multiplied together.

What does the number 1216400 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

1216400 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

Prime factorization of 1216400:

2⁴ × 5² × 3041

(2 × 2 × 2 × 2 × 5 × 5 × 3041)

See below for interesting mathematical facts about the number 1216400 from the Numbermatics database.

Names of 1216400

Cardinal: 1216400 can be written as One million, two hundred sixteen thousand, four hundred.

Scientific notation

Scientific notation: 1.2164 × 10⁶

Factors of 1216400

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 3048

Divisors of 1216400

Number of divisors d(n): 30
Complete list of divisors:
1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 3041 6082 12164 15205 24328 30410 48656 60820 76025 121640 152050 243280 304100 608200 1216400
Sum of all divisors σ(n): 2923362
Sum of proper divisors (its aliquot sum) s(n): 1706962
1216400 is an abundant number, because the sum of its proper divisors (1706962) is greater than itself. Its abundance is 490562

Bases of 1216400

Binary: 100101000111110010000₂
Hexadecimal: 0x128F90
Base-36: Q2KW

Squares and roots of 1216400

1216400 squared (1216400²) is 1479628960000
1216400 cubed (1216400³) is 1799820666944000000
The square root of 1216400 is 1102.9052543169
The cube root of 1216400 is 106.7477681817

Scales and comparisons

How big is 1216400?

1,216,400 seconds is equal to 2 weeks, 1 hour, 53 minutes, 20 seconds.
To count from 1 to 1,216,400 would take you about three 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 1216400 cubic inches would be around 8.9 feet tall.

Recreational maths with 1216400

1216400 backwards is 0046121
The number of decimal digits it has is: 7
The sum of 1216400's digits is 14
More coming soon!

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The information we have on file for 1216400 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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