21000240 (number)

21000240 is an even 8-digits composite number following 21000239 and preceding 21000241. In scientific notation, it is written as 2.1000240 × 10^7. The sum of its digits is 9. It has a total of 7 prime factors and 40 positive divisors. There are 5599872 positive integers (up to 21000240) that are relatively prime to 21000240.

Interesting facts

Basic properties

Name

Name twenty-one million two hundred forty

Notation

Scientific notation 2.1000240 × 10^7
Engineering notation 2.1000240 × 10^6

Prime Factorization of 21000240

Prime Factorization 2 × 2 × 2 × 2 × 9 × 5 × 29167

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2625030
Product of the distinct prime numbers

The prime factorization of 21000240 is 2 × 2 × 2 × 2 × 9 × 5 × 29167. Since it has a total of 7 prime factors.

Most popular turbo-numbers

8, 3, 42, 22, 577, 918, 9919, 8556, 40433, 78811, 477967, 99695, 9337067, 6998687, 23662576, 70350442, 520068093, 905640100, 396035193, 7346624244

Basic calculations (n = 21000240)

Multiplication

n×y
n×2 42000480
n×3 63000720
n×4 84000960
n×5 105001200

Division

n÷y
n÷2 10500120
n÷3 7000080
n÷3 5250060
n÷5 4200048

Exponentiation

ny
n2 441010080057600
n3 9.2613175236288E+21
n4 1.9448989071241E+29
n5 4.0843343825344E+36

Nth Root

y√n
2√n 4582.6018810279
3√n 275.89346865284
4√n 67.694917689793
5√n 29.137001184165

Divisors of 21000240

1, 2, 4, 5, 8, 9, 10, 16, 18, 20, 36, 40, 45, 72, 80, 90, 144, 180, 360, 720, 29167, 58334, 116668, 145835, 233336, 262503, 291670, 466672, 525006, 583340, 1050012, 1166680, 1312515, 2100024, 2333360, 2625030, 4200048, 5250060, 10500120, 21000240

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21000239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21000240 can be divided by 40 positive divisors. The sum of these divisors (counting 21000240) is 1, the average is 0.025.

Base conversion 21000240

Base System Value
2 Binary 1010000000111000000110000
3 Ternary 1110111220220200
4 Quaternary 1100013000300
5 Quinary 20334001430
6 Senary 2030035200
8 Octal 120070060
10 Decimal 21000240
12 Duodecimal 7048b00
16 Hexadecimal 1407030
20 Vigesimal 6b50c0
36 Base36 ci3w0

Cryptographic Hash Functions

md5 f67f002cc22c6fa264736c80f6a2671c
sha1 03fde5d138965cd017ff6051227c68209faacebd
sha256 7115bd4630c7397a88ce7e7b113bce3b91e5a496c6a83737f229e9792c16f914
sha512 c6e8160ab44de82e2da05c75362187422d3b2420dd7ea45893f60efe238650abc1dfd34e8406c00358bfbe5bd7f3bcbfc88a82daf22be31a326fa0f454139d46
ripemd-160 96cc3772042e1db6d09332f697f1cb42e3480920

21000240 as geometric shapes

Circle

Radius = n
Diameter 42000480
Circumference 131948399.41525
Area 1.385474027668E+15

Sphere

Radius = n
Volume 3.8793716126393E+22
Surface area 5.541896110672E+15
Circumference 131948399.41525

Square

Length = n
Perimeter 84000960
Area 441010080057600
Diagonal 29698824.22109

Cube

Length = n
Surface area 2646060480345600
Volume 9.2613175236288E+21
Space diagonal 36373482.65114

Equilateral Triangle

Length = n
Perimeter 63000720
Area 1.9096296632745E+14
Altitude 18186741.32557

Triangular Pyramid

Length = n
Surface area 1.9096296632745E+14
Volume 1.09145673728E+21
Height 9899608.0736967