209538405 (number)

209538405 is an odd 9-digits composite number following 209538404 and preceding 209538406. In scientific notation, it is written as 2.09538405 × 10^8. The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors. There are 111753792 positive integers (up to 209538405) that are relatively prime to 209538405.

Interesting facts

Basic properties

Name

Name two hundred nine million five hundred thirty-eight thousand four hundred five

Notation

Scientific notation 2.09538405 × 10^8
Engineering notation 2.09538405 × 10^6

Prime Factorization of 209538405

Prime Factorization 15 × 3 × 4656409

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 209538405
Product of the distinct prime numbers

The prime factorization of 209538405 is 15 × 3 × 4656409. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 8, 4, 20, 2, 931, 1047, 53, 86787, 7891, 736965, 671106, 3383179, 3794269, 24261525, 79029762, 355906274, 636555873, 6651584052, 4607842256

Basic calculations (n = 209538405)

Multiplication

n×y
n×2 419076810
n×3 628615215
n×4 838153620
n×5 1047692025

Division

n÷y
n÷2 104769202.5
n÷3 69846135
n÷3 52384601.25
n÷5 41907681

Exponentiation

ny
n2 43906343169944025
n3 9.2000651172127E+24
n4 1.9277669705569E+33
n5 4.0394121622217E+41

Nth Root

y√n
2√n 14475.441444046
3√n 593.95637029475
4√n 120.31392872002
5√n 46.158610484428

Divisors of 209538405

1, 3, 15, 45, 4656409, 13969227, 69846135, 209538405

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -209538404
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 209538405 can be divided by 8 positive divisors. The sum of these divisors (counting 209538405) is 1, the average is 0.125.

Base conversion 209538405

Base System Value
2 Binary 1100011111010100110101100101
3 Ternary 112121021122122200
4 Quaternary 30133110311211
5 Quinary 412120212110
6 Senary 32443045113
8 Octal 1437246545
10 Decimal 209538405
12 Duodecimal 5a210799
16 Hexadecimal c7d4d65
20 Vigesimal 359c605
36 Base36 3gr4v9

Cryptographic Hash Functions

md5 6e2868e2673c927ef114f82ed3948ef2
sha1 f6d035f2bdab7a7f9cbe06c3608fecf0983d96ec
sha256 87cbd7a6d6b1004d0a1f7007b76245577144a1b3362719e4077f936c7387220e
sha512 a1052b6bac45fbb64815b59a114a246a30d05d5b84ced3b94f47f3db2392afc29436ff5c4963d5582c395fdbf8bf890dfed482f9abf1ef2ba0ae7b59e30efcaa
ripemd-160 8507296410f45c2c5b71e2fe3eda9374faae6029

209538405 as geometric shapes

Circle

Radius = n
Diameter 419076810
Circumference 1316568627.5858
Area 1.3793584514869E+17

Sphere

Radius = n
Volume 3.8537142646378E+25
Surface area 5.5174338059475E+17
Circumference 1316568627.5858

Square

Length = n
Perimeter 838153620
Area 43906343169944025
Diagonal 296332054.18903

Cube

Length = n
Surface area 263438059019664150
Volume 9.2000651172127E+24
Space diagonal 362931163.59694

Equilateral Triangle

Length = n
Perimeter 628615215
Area 1.9012004286224E+16
Altitude 181465581.79847

Triangular Pyramid

Length = n
Surface area 1.9012004286224E+16
Volume 1.0842380719565E+24
Height 98777351.396342