21901120

21,901,120 is an even composite number composed of four prime numbers multiplied together.

What does the number 21901120 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

21901120 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 21901120:

2⁶ × 5 × 89 × 769

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 89 × 769)

See below for interesting mathematical facts about the number 21901120 from the Numbermatics database.

Names of 21901120

Cardinal: 21901120 can be written as Twenty-one million, nine hundred one thousand, one hundred twenty.

Scientific notation

Scientific notation: 2.190112 × 10⁷

Factors of 21901120

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 865

Divisors of 21901120

Number of divisors d(n): 56
Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 64 80 89 160 178 320 356 445 712 769 890 1424 1538 1780 2848 3076 3560 3845 5696 6152 7120 7690 12304 14240 15380 24608 28480 30760 49216 61520 68441 123040 136882 246080 273764 342205 547528 684410 1095056 1368820 2190112 2737640 4380224 5475280 10950560 21901120
Sum of all divisors σ(n): 52806600
Sum of proper divisors (its aliquot sum) s(n): 30905480
21901120 is an abundant number, because the sum of its proper divisors (30905480) is greater than itself. Its abundance is 9004360

Bases of 21901120

Binary: 1010011100010111101000000₂
Hexadecimal: 0x14E2F40
Base-36: D1F0G

Squares and roots of 21901120

21901120 squared (21901120²) is 479659057254400
21901120 cubed (21901120³) is 10505070572015484928000
The square root of 21901120 is 4679.8632458653
The cube root of 21901120 is 279.7835061211

Scales and comparisons

How big is 21901120?

21,901,120 seconds is equal to 36 weeks, 1 day, 11 hours, 38 minutes, 40 seconds.
To count from 1 to 21,901,120 would take you about two 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 21901120 cubic inches would be around 23.3 feet tall.

Recreational maths with 21901120

21901120 backwards is 02110912
21901120 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21901120's digits is 16
More coming soon!

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The information we have on file for 21901120 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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