21032640 (number)

21032640 is an even 8-digits composite number following 21032639 and preceding 21032641. In scientific notation, it is written as 2.1032640 × 10^7. The sum of its digits is 18. It has a total of 11 prime factors and 168 positive divisors. There are 5474304 positive integers (up to 21032640) that are relatively prime to 21032640.

Interesting facts

Basic properties

Name

Name twenty-one million thirty-two thousand six hundred forty

Notation

Scientific notation 2.1032640 × 10^7
Engineering notation 2.1032640 × 10^6

Prime Factorization of 21032640

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 3 × 67 × 109

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 219090
Product of the distinct prime numbers

The prime factorization of 21032640 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 3 × 67 × 109. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21032640)

Multiplication

n×y
n×2 42065280
n×3 63097920
n×4 84130560
n×5 105163200

Division

n÷y
n÷2 10516320
n÷3 7010880
n÷3 5258160
n÷5 4206528

Exponentiation

ny
n2 442371945369600
n3 9.3042498730585E+21
n4 1.9569293805008E+29
n5 4.1159391165497E+36

Nth Root

y√n
2√n 4586.1356281732
3√n 276.03528219402
4√n 67.721013195117
5√n 29.145986384115

Divisors of 21032640

168 divisors

τ Total Divisors 168
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21032639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.005952380952381
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 168
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21032640 can be divided by 168 positive divisors. The sum of these divisors (counting 21032640) is 1, the average is 0.005952380952381.

Base conversion 21032640

Base System Value
2 Binary 1010000001110111011000000
3 Ternary 1110120120100200
4 Quaternary 1100032323000
5 Quinary 20341021030
6 Senary 2030445200
8 Octal 120167300
10 Decimal 21032640
12 Duodecimal 7063800
16 Hexadecimal 140eec0
20 Vigesimal 6b91c0
36 Base36 cisw0

Cryptographic Hash Functions

md5 802c7f3e0633960b906676fa6afc6ebd
sha1 9d8efa992b427cdd824c68cc533e46cc4d99b2f8
sha256 447ed680fc61ac7bbcd88805f3904ad9a2d1bb5e4f3ca6b06e4651d68f06ac73
sha512 5e1d943062efd51a1c247aa85e3a86b08bd4b93c95bf5e0e2f01eb86c0e91dbf2566af9d9060d708949fad5d6691752ac78f005777c382265a544a5e94613d09
ripemd-160 3b8fc32024a5d1f38edeb1864da8755e2fc18f29

21032640 as geometric shapes

Circle

Radius = n
Diameter 42065280
Circumference 132151974.6192
Area 1.3897524537274E+15

Sphere

Radius = n
Volume 3.8973550731152E+22
Surface area 5.5590098149094E+15
Circumference 132151974.6192

Square

Length = n
Perimeter 84130560
Area 442371945369600
Diagonal 29744644.740511

Cube

Length = n
Surface area 2654231672217600
Volume 9.3042498730585E+21
Space diagonal 36429601.097305

Equilateral Triangle

Length = n
Perimeter 63097920
Area 1.9155267130581E+14
Altitude 18214800.548653

Triangular Pyramid

Length = n
Surface area 1.9155267130581E+14
Volume 1.0965163631823E+21
Height 9914881.5801703