209538939 (number)

209538939 is an odd 9-digits composite number following 209538938 and preceding 209538940. In scientific notation, it is written as 2.09538939 × 10^8. The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors. There are 139617056 positive integers (up to 209538939) that are relatively prime to 209538939.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.09538939 × 10^8
Engineering notation 2.09538939 × 10^6

Prime Factorization of 209538939

Prime Factorization 3 × 1949 × 35837

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 209538939
Product of the distinct prime numbers

The prime factorization of 209538939 is 3 × 1949 × 35837. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 5, 75, 55, 213, 622, 5066, 8695, 37727, 81998, 519893, 536459, 5756907, 8149376, 30280443, 17316000, 55214100, 353262606, 595377153, 6734691866

Basic calculations (n = 209538939)

Multiplication

n×y
n×2 419077878
n×3 628616817
n×4 838155756
n×5 1047694695

Division

n÷y
n÷2 104769469.5
n÷3 69846313
n÷3 52384734.75
n÷5 41907787.8

Exponentiation

ny
n2 43906566957245721
n3 9.2001354553537E+24
n4 1.9277866219711E+33
n5 4.0394636338622E+41

Nth Root

y√n
2√n 14475.459889067
3√n 593.95687485211
4√n 120.31400537372
5√n 46.158634011068

Divisors of 209538939

1, 3, 1949, 5847, 35837, 107511, 69846313, 209538939

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 -209538938
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 209538939 can be divided by 8 positive divisors. The sum of these divisors (counting 209538939) is 1, the average is 0.125.

Base conversion 209538939

Base System Value
2 Binary 1100011111010100111101111011
3 Ternary 112121021200101110
4 Quaternary 30133110331323
5 Quinary 412120221224
6 Senary 32443051403
8 Octal 1437247573
10 Decimal 209538939
12 Duodecimal 5a210b63
16 Hexadecimal c7d4f7b
20 Vigesimal 359c76j
36 Base36 3gr5a3

Cryptographic Hash Functions

md5 71097c827fee8e8b2be381683ee79789
sha1 ef7d7707c8cf33a140f769ae339f632a43bb04aa
sha256 c8e82171b6a521d93d74ef62e96cc0a24137c1e91c0444b30364b92536605922
sha512 6a0e0a961491114d417ae43006ec9e2ce5472cf419bc77a702df9ac852763c9b47ab02e878ec601e134786e7d8da27b0666b0c4ab5edf7850cf40edfa78dbcef
ripemd-160 b35f86bc89976c6510737418313ff82522b43ff7

209538939 as geometric shapes

Circle

Radius = n
Diameter 419077878
Circumference 1316571982.8068
Area 1.3793654819723E+17

Sphere

Radius = n
Volume 3.8537437278094E+25
Surface area 5.5174619278893E+17
Circumference 1316571982.8068

Square

Length = n
Perimeter 838155756
Area 43906566957245721
Diagonal 296332809.37907

Cube

Length = n
Surface area 263439401743474326
Volume 9.2001354553537E+24
Space diagonal 362932088.51208

Equilateral Triangle

Length = n
Perimeter 628616817
Area 1.9012101188969E+16
Altitude 181466044.25604

Triangular Pyramid

Length = n
Surface area 1.9012101188969E+16
Volume 1.0842463613859E+24
Height 98777603.126356