1321380

1,321,380 is an even composite number composed of four prime numbers multiplied together.

What does the number 1321380 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

1321380 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 1321380:

2² × 3³ × 5 × 2447

(2 × 2 × 3 × 3 × 3 × 5 × 2447)

See below for interesting mathematical facts about the number 1321380 from the Numbermatics database.

Names of 1321380

Cardinal: 1321380 can be written as One million, three hundred twenty-one thousand, three hundred eighty.

Scientific notation

Scientific notation: 1.32138 × 10⁶

Factors of 1321380

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 2457

Divisors of 1321380

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 2447 4894 7341 9788 12235 14682 22023 24470 29364 36705 44046 48940 66069 73410 88092 110115 132138 146820 220230 264276 330345 440460 660690 1321380
Sum of all divisors σ(n): 4112640
Sum of proper divisors (its aliquot sum) s(n): 2791260
1321380 is an abundant number, because the sum of its proper divisors (2791260) is greater than itself. Its abundance is 1469880

Bases of 1321380

Binary: 101000010100110100100₂
Hexadecimal: 0x1429A4
Base-36: SBL0

Squares and roots of 1321380

1321380 squared (1321380²) is 1746045104400
1321380 cubed (1321380³) is 2307189080052072000
The square root of 1321380 is 1149.5129403361
The cube root of 1321380 is 109.7343451743

Scales and comparisons

How big is 1321380?

1,321,380 seconds is equal to 2 weeks, 1 day, 7 hours, 3 minutes.
To count from 1 to 1,321,380 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 1321380 cubic inches would be around 9.1 feet tall.

Recreational maths with 1321380

1321380 backwards is 0831231
1321380 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 1321380's digits is 18
More coming soon!

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The information we have on file for 1321380 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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