208389969 (number)

208389969 is an odd 9-digits composite number following 208389968 and preceding 208389970. In scientific notation, it is written as 2.08389969 × 10^8. The sum of its digits is 54. It has a total of 5 prime factors and 32 positive divisors. There are 131906880 positive integers (up to 208389969) that are relatively prime to 208389969.

Interesting facts

Basic properties

Name

Name two hundred eight million three hundred eighty-nine thousand nine hundred sixty-nine

Notation

Scientific notation 2.08389969 × 10^8
Engineering notation 2.08389969 × 10^6

Prime Factorization of 208389969

Prime Factorization 3 × 9 × 29 × 61 × 4363

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 208389969
Product of the distinct prime numbers

The prime factorization of 208389969 is 3 × 9 × 29 × 61 × 4363. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 9, 35, 68, 463, 995, 5082, 7432, 79090, 85569, 479360, 112558, 7849258, 4381896, 82864347, 18415770, 756522429, 537811942, 4753707281, 7301747757

Basic calculations (n = 208389969)

Multiplication

n×y
n×2 416779938
n×3 625169907
n×4 833559876
n×5 1041949845

Division

n÷y
n÷2 104194984.5
n÷3 69463323
n÷3 52097492.25
n÷5 41677993.8

Exponentiation

ny
n2 43426379179820961
n3 9.0496218110651E+24
n4 1.8858504086696E+33
n5 3.9299230820129E+41

Nth Root

y√n
2√n 14435.718513465
3√n 592.86926508748
4√n 120.14873496406
5√n 46.107902062967

Divisors of 208389969

1, 3, 9, 27, 29, 61, 87, 183, 261, 549, 783, 1647, 1769, 4363, 5307, 13089, 15921, 39267, 47763, 117801, 126527, 266143, 379581, 798429, 1138743, 2395287, 3416229, 7185861, 7718147, 23154441, 69463323, 208389969

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 -208389968
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 208389969 can be divided by 32 positive divisors. The sum of these divisors (counting 208389969) is 1, the average is 0.03125.

Base conversion 208389969

Base System Value
2 Binary 1100011010111100011101010001
3 Ternary 112112010022022000
4 Quaternary 30122330131101
5 Quinary 411321434334
6 Senary 32402304213
8 Octal 1432743521
10 Decimal 208389969
12 Duodecimal 59958069
16 Hexadecimal c6bc751
20 Vigesimal 3528ei9
36 Base36 3g2iq9

Cryptographic Hash Functions

md5 cdec525cedcdb0c2f4d89753b1ffc2ea
sha1 f8be9fd85ec402357d11074dcd9aa612d42b263f
sha256 c58159a2f09f3ec4d00f6ccc994096053fc33bf69f0c31c905c5e67fd6194ef7
sha512 be9a89015443118894f9e11b8177088ef0e166fcc509300ebdfb4b32ced92b7329038d72fb92a12ccbe7c8d2dadd5aaaa6c445b17681e5531f13ff5dd1ec2409
ripemd-160 1605e69cb5d3dabb395636fa7410834ada64ce39

208389969 as geometric shapes

Circle

Radius = n
Diameter 416779938
Circumference 1309352791.3844
Area 1.3642799380333E+17

Sphere

Radius = n
Volume 3.7906967199211E+25
Surface area 5.4571197521332E+17
Circumference 1309352791.3844

Square

Length = n
Perimeter 833559876
Area 43426379179820961
Diagonal 294707920.42231

Cube

Length = n
Surface area 260558275078925766
Volume 9.0496218110651E+24
Space diagonal 360942014.0957

Equilateral Triangle

Length = n
Perimeter 625169907
Area 1.880417378205E+16
Altitude 180471007.04785

Triangular Pyramid

Length = n
Surface area 1.880417378205E+16
Volume 1.0665081582963E+24
Height 98235973.474103