82121661

82,121,661 is an odd composite number composed of three prime numbers multiplied together.

What does the number 82121661 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

82121661 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 82121661:

3³ × 23 × 132241

(3 × 3 × 3 × 23 × 132241)

See below for interesting mathematical facts about the number 82121661 from the Numbermatics database.

Names of 82121661

Cardinal: 82121661 can be written as Eighty-two million, one hundred twenty-one thousand, six hundred sixty-one.

Scientific notation

Scientific notation: 8.2121661 × 10⁷

Factors of 82121661

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 132267

Divisors of 82121661

Number of divisors d(n): 16
Complete list of divisors:
1 3 9 23 27 69 207 621 132241 396723 1190169 3041543 3570507 9124629 27373887 82121661
Sum of all divisors σ(n): 126952320
Sum of proper divisors (its aliquot sum) s(n): 44830659
82121661 is a deficient number, because the sum of its proper divisors (44830659) is less than itself. Its deficiency is 37291002

Bases of 82121661

Binary: 100111001010001001110111101₂
Hexadecimal: 0x4E513BD
Base-36: 1CW5H9

Squares and roots of 82121661

82121661 squared (82121661²) is 6743967205398921
82121661 cubed (82121661³) is 553825788636887560127781
The square root of 82121661 is 9062.1002532525
The cube root of 82121661 is 434.6629017383

Scales and comparisons

How big is 82121661?

82,121,661 seconds is equal to 2 years, 31 weeks, 5 days, 11 hours, 34 minutes, 21 seconds.
To count from 1 to 82,121,661 would take you about three years!

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 82121661 cubic inches would be around 36.2 feet tall.

Recreational maths with 82121661

82121661 backwards is 16612128
82121661 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 82121661's digits is 27
More coming soon!

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The information we have on file for 82121661 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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