21020444 (number)

21020444 is an even 8-digits composite number following 21020443 and preceding 21020445. In scientific notation, it is written as 2.1020444 × 10^7. The sum of its digits is 17. It has a total of 4 prime factors and 12 positive divisors. There are 10479744 positive integers (up to 21020444) that are relatively prime to 21020444.

Interesting facts

Basic properties

Name

Name twenty-one million twenty thousand four hundred forty-four

Notation

Scientific notation 2.1020444 × 10^7
Engineering notation 2.1020444 × 10^6

Prime Factorization of 21020444

Prime Factorization 2 × 2 × 353 × 14887

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10510222
Product of the distinct prime numbers

The prime factorization of 21020444 is 2 × 2 × 353 × 14887. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 5, 62, 99, 941, 855, 2183, 9758, 6940, 88316, 716553, 208205, 6445709, 7416189, 7106165, 87611553, 856302645, 640154058, 9074542761, 7544535712

Basic calculations (n = 21020444)

Multiplication

n×y
n×2 42040888
n×3 63061332
n×4 84081776
n×5 105102220

Division

n÷y
n÷2 10510222
n÷3 7006814.6666667
n÷3 5255111
n÷5 4204088.8

Exponentiation

ny
n2 441859065957136
n3 9.2880737518443E+21
n4 1.9523943416851E+29
n5 4.1040195925309E+36

Nth Root

y√n
2√n 4584.8057756027
3√n 275.98191788
4√n 67.71119387223
5√n 29.142605477803

Divisors of 21020444

1, 2, 4, 353, 706, 1412, 14887, 29774, 59548, 5255111, 10510222, 21020444

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 -21020443
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 21020444 can be divided by 12 positive divisors. The sum of these divisors (counting 21020444) is 1, the average is 0.083333333333333.

Base conversion 21020444

Base System Value
2 Binary 1010000001011111100011100
3 Ternary 1110112221121222
4 Quaternary 1100023330130
5 Quinary 20340123234
6 Senary 2030312512
8 Octal 120137434
10 Decimal 21020444
12 Duodecimal 7058738
16 Hexadecimal 140bf1c
20 Vigesimal 6b7b24
36 Base36 cijh8

Cryptographic Hash Functions

md5 c1c1ed18feb78b0227514428a040bad3
sha1 3100a393892c0afc8475f31db2f973208b1d18ea
sha256 f812d7e0ebd22128477012d3e45edaa679881b808ef53c84f97d8ac2a650cff0
sha512 36b8cac5bb62930cf2262f594a011c0fc9d1aea118f69402e36656e2557261a1ff9f8dbbae0ed081d85369fe98b7a6475e7f1815ee46ad29b1fd86350e80218e
ripemd-160 16f4a3527012f242b197c5772dd9423632b36d08

21020444 as geometric shapes

Circle

Radius = n
Diameter 42040888
Circumference 132075344.89119
Area 1.388141195533E+15

Sphere

Radius = n
Volume 3.8905792353059E+22
Surface area 5.5525647821319E+15
Circumference 132075344.89119

Square

Length = n
Perimeter 84081776
Area 441859065957136
Diagonal 29727396.991904

Cube

Length = n
Surface area 2651154395742816
Volume 9.2880737518443E+21
Space diagonal 36408477.005656

Equilateral Triangle

Length = n
Perimeter 63061332
Area 1.9133058800567E+14
Altitude 18204238.502828

Triangular Pyramid

Length = n
Surface area 1.9133058800567E+14
Volume 1.094609989015E+21
Height 9909132.3306347