21082844 (number)

21082844 is an even 8-digits composite number following 21082843 and preceding 21082845. In scientific notation, it is written as 2.1082844 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors. There are 10524624 positive integers (up to 21082844) that are relatively prime to 21082844.

Interesting facts

Basic properties

Name

Name twenty-one million eighty-two thousand eight hundred forty-four

Notation

Scientific notation 2.1082844 × 10^7
Engineering notation 2.1082844 × 10^6

Prime Factorization of 21082844

Prime Factorization 2 × 2 × 683 × 7717

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10541422
Product of the distinct prime numbers

The prime factorization of 21082844 is 2 × 2 × 683 × 7717. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 9, 93, 3, 647, 175, 6290, 9328, 66799, 85021, 223655, 405829, 8579907, 6110581, 25155610, 74458756, 920930033, 303757365, 5009385765, 6122849286

Basic calculations (n = 21082844)

Multiplication

n×y
n×2 42165688
n×3 63248532
n×4 84331376
n×5 105414220

Division

n÷y
n÷2 10541422
n÷3 7027614.6666667
n÷3 5270711
n÷5 4216568.8

Exponentiation

ny
n2 444486311128336
n3 9.3710355576542E+21
n4 1.9756808078048E+29
n5 4.1652970264742E+36

Nth Root

y√n
2√n 4591.6058193186
3√n 276.25473576233
4√n 67.761388853229
5√n 29.159887159451

Divisors of 21082844

1, 2, 4, 683, 1366, 2732, 7717, 15434, 30868, 5270711, 10541422, 21082844

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21082843
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21082844 can be divided by 12 positive divisors. The sum of these divisors (counting 21082844) is 1, the average is 0.083333333333333.

Base conversion 21082844

Base System Value
2 Binary 1010000011011001011011100
3 Ternary 1110200010020002
4 Quaternary 1100123023130
5 Quinary 20344122334
6 Senary 2031513432
8 Octal 120331334
10 Decimal 21082844
12 Duodecimal 7088878
16 Hexadecimal 141b2dc
20 Vigesimal 6bf724
36 Base36 cjvmk

Cryptographic Hash Functions

md5 edcd103ff14ac7da767d0251cf6278ca
sha1 f04d73f581026c849ba55b50c8af73a9921ac255
sha256 39355fcc884317a75b5bc33754d7dec389b384224f0aeba65efa6c5042fd0c22
sha512 a11faf0a2bec60592e33fe05e8820fa0211a0dd459f960bca0eb9d8163585c849365bdfc68371b745ebd92d9eb90de6bece300717df6aaf446460705ae91c118
ripemd-160 57e4a098bfbe9ad1974210e4c45da0cab7eb5e8f

21082844 as geometric shapes

Circle

Radius = n
Diameter 42165688
Circumference 132467415.65436
Area 1.396394929662E+15

Sphere

Radius = n
Volume 3.9253301952607E+22
Surface area 5.585579718648E+15
Circumference 132467415.65436

Square

Length = n
Perimeter 84331376
Area 444486311128336
Diagonal 29815643.918196

Cube

Length = n
Surface area 2666917866770016
Volume 9.3710355576542E+21
Space diagonal 36516556.976049

Equilateral Triangle

Length = n
Perimeter 63248532
Area 1.9246821853579E+14
Altitude 18258278.488024

Triangular Pyramid

Length = n
Surface area 1.9246821853579E+14
Volume 1.1043871315929E+21
Height 9938547.9727321