21068416 (number)

21068416 is an even 8-digits composite number following 21068415 and preceding 21068417. In scientific notation, it is written as 2.1068416 × 10^7. The sum of its digits is 28. It has a total of 9 prime factors and 32 positive divisors. There are 9978624 positive integers (up to 21068416) that are relatively prime to 21068416.

Interesting facts

Basic properties

Name

Name twenty-one million sixty-eight thousand four hundred sixteen

Notation

Scientific notation 2.1068416 × 10^7
Engineering notation 2.1068416 × 10^6

Prime Factorization of 21068416

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 8663

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 329194
Product of the distinct prime numbers

The prime factorization of 21068416 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 8663. Since it has a total of 9 prime factors.

Most popular turbo-numbers

6, 10, 55, 60, 677, 362, 1126, 7537, 60085, 64956, 357701, 313404, 8928321, 9920499, 86668601, 97173138, 653025074, 905553560, 1528246973, 7345800811

Basic calculations (n = 21068416)

Multiplication

n×y
n×2 42136832
n×3 63205248
n×4 84273664
n×5 105342080

Division

n÷y
n÷2 10534208
n÷3 7022805.3333333
n÷3 5267104
n÷5 4213683.2

Exponentiation

ny
n2 443878152749056
n3 9.3518095754287E+21
n4 1.9702781448791E+29
n5 4.1510639592022E+36

Nth Root

y√n
2√n 4590.0344225289
3√n 276.19170326541
4√n 67.749792785874
5√n 29.155894964978

Divisors of 21068416

1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8663, 17326, 34652, 69304, 138608, 164597, 277216, 329194, 554432, 658388, 1108864, 1316776, 2633552, 5267104, 10534208, 21068416

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21068415
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21068416 can be divided by 32 positive divisors. The sum of these divisors (counting 21068416) is 1, the average is 0.03125.

Base conversion 21068416

Base System Value
2 Binary 1010000010111101010000000
3 Ternary 1110122101102201
4 Quaternary 1100113222000
5 Quinary 20343142131
6 Senary 2031322544
8 Octal 120275200
10 Decimal 21068416
12 Duodecimal 7080454
16 Hexadecimal 1417a80
20 Vigesimal 6bdb0g
36 Base36 cjkhs

Cryptographic Hash Functions

md5 a29879db12d7269b9f97423e92a21f20
sha1 2ebc9fd290a7d04e14fc7fe60ee602bbc4165dc2
sha256 1029b2014908ee54d2998b1858c7d2698419a932771b6160eac14fad75dd71bf
sha512 44424e89b32791c23734334f90d2f6580231ac929d9b6e71e1a43fa6f399a93736ab0d093d8ce59fdc302eda287aa4918dfe7cde6df744644776af88a2f43bcc
ripemd-160 469a70ed9243d41f27e16942d47c3abdeef5bb67

21068416 as geometric shapes

Circle

Radius = n
Diameter 42136832
Circumference 132376761.85675
Area 1.3944843437654E+15

Sphere

Radius = n
Volume 3.9172768346583E+22
Surface area 5.5779373750618E+15
Circumference 132376761.85675

Square

Length = n
Perimeter 84273664
Area 443878152749056
Diagonal 29795239.644918

Cube

Length = n
Surface area 2663268916494336
Volume 9.3518095754287E+21
Space diagonal 36491566.946997

Equilateral Triangle

Length = n
Perimeter 63205248
Area 1.922048782328E+14
Altitude 18245783.473499

Triangular Pyramid

Length = n
Surface area 1.922048782328E+14
Volume 1.1021213278585E+21
Height 9931746.5483061