20351640 (number)

20351640 is an even 8-digits composite number following 20351639 and preceding 20351641. In scientific notation, it is written as 2.0351640 × 10^7. The sum of its digits is 21. It has a total of 7 prime factors and 64 positive divisors. There are 5391360 positive integers (up to 20351640) that are relatively prime to 20351640.

Interesting facts

Basic properties

Name

Name twenty million three hundred fifty-one thousand six hundred forty

Notation

Scientific notation 2.0351640 × 10^7
Engineering notation 2.0351640 × 10^6

Prime Factorization of 20351640

Prime Factorization 2 × 2 × 2 × 3 × 5 × 181 × 937

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5087910
Product of the distinct prime numbers

The prime factorization of 20351640 is 2 × 2 × 2 × 3 × 5 × 181 × 937. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20351640)

Multiplication

n×y
n×2 40703280
n×3 61054920
n×4 81406560
n×5 101758200

Division

n÷y
n÷2 10175820
n÷3 6783880
n÷3 5087910
n÷5 4070328

Exponentiation

ny
n2 414189250689600
n3 8.4294305219045E+21
n4 1.7155273538681E+29
n5 3.4913795116077E+36

Nth Root

y√n
2√n 4511.2791977442
3√n 273.02335803577
4√n 67.166056886974
5√n 28.954754189873

Divisors of 20351640

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20351639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20351640 can be divided by 64 positive divisors. The sum of these divisors (counting 20351640) is 1, the average is 0.015625.

Base conversion 20351640

Base System Value
2 Binary 1001101101000101010011000
3 Ternary 1102021222012110
4 Quaternary 1031220222120
5 Quinary 20202223030
6 Senary 2004112320
8 Octal 115505230
10 Decimal 20351640
12 Duodecimal 69956a0
16 Hexadecimal 1368a98
20 Vigesimal 673j20
36 Base36 c47fc

Cryptographic Hash Functions

md5 02c03639e0fd1c0561aca9aa0b4cac7b
sha1 8150c1d94f13db4bb7396e1c7c066c7204df8a68
sha256 9c3f60ae952b36029a68208bae094726ec2efa243d76a85d4e1c916eee235c1e
sha512 465632d1edd6c64956d22f8f334c96ee8b85c08787413af30f8c3ed3d2dfe8d7c9c838e908882b7a7855a9c5d34bd71b1e4df3f9d8deb1fe30833e3975cc1ed9
ripemd-160 ce9a0377e06c2406f2c59f6cc4bdefc9891a4d93

20351640 as geometric shapes

Circle

Radius = n
Diameter 40703280
Circumference 127873125.42501
Area 1.3012139071623E+15

Sphere

Radius = n
Volume 3.5309116002081E+22
Surface area 5.2048556286492E+15
Circumference 127873125.42501

Square

Length = n
Perimeter 81406560
Area 414189250689600
Diagonal 28781565.304535

Cube

Length = n
Surface area 2485135504137600
Volume 8.4294305219045E+21
Space diagonal 35250074.497351

Equilateral Triangle

Length = n
Perimeter 61054920
Area 1.7934920653582E+14
Altitude 17625037.248676

Triangular Pyramid

Length = n
Surface area 1.7934920653582E+14
Volume 9.9341791392992E+20
Height 9593855.1015116