1228815

1,228,815 is an odd composite number composed of five prime numbers multiplied together.

What does the number 1228815 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

1228815 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 1228815:

3² × 5 × 7 × 47 × 83

(3 × 3 × 5 × 7 × 47 × 83)

See below for interesting mathematical facts about the number 1228815 from the Numbermatics database.

Names of 1228815

Cardinal: 1228815 can be written as One million, two hundred twenty-eight thousand, eight hundred fifteen.

Scientific notation

Scientific notation: 1.228815 × 10⁶

Factors of 1228815

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 145

Divisors of 1228815

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 7 9 15 21 35 45 47 63 83 105 141 235 249 315 329 415 423 581 705 747 987 1245 1645 1743 2115 2905 2961 3735 3901 4935 5229 8715 11703 14805 19505 26145 27307 35109 58515 81921 136535 175545 245763 409605 1228815
Sum of all divisors σ(n): 2515968
Sum of proper divisors (its aliquot sum) s(n): 1287153
1228815 is an abundant number, because the sum of its proper divisors (1287153) is greater than itself. Its abundance is 58338

Bases of 1228815

Binary: 100101100000000001111₂
Hexadecimal: 0x12C00F
Base-36: QC5R

Squares and roots of 1228815

1228815 squared (1228815²) is 1509986304225
1228815 cubed (1228815³) is 1855493820426243375
The square root of 1228815 is 1108.5192826469
The cube root of 1228815 is 107.1097078401

Scales and comparisons

How big is 1228815?

1,228,815 seconds is equal to 2 weeks, 5 hours, 20 minutes, 15 seconds.
To count from 1 to 1,228,815 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 1228815 cubic inches would be around 8.9 feet tall.

Recreational maths with 1228815

1228815 backwards is 5188221
The number of decimal digits it has is: 7
The sum of 1228815's digits is 27
More coming soon!

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The information we have on file for 1228815 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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