20147428 (number)

20147428 is an even 8-digits composite number following 20147427 and preceding 20147429. In scientific notation, it is written as 2.0147428 × 10^7. The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors. There are 8634528 positive integers (up to 20147428) that are relatively prime to 20147428.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-seven thousand four hundred twenty-eight

Notation

Scientific notation 2.0147428 × 10^7
Engineering notation 2.0147428 × 10^6

Prime Factorization of 20147428

Prime Factorization 2 × 2 × 49 × 102793

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10073714
Product of the distinct prime numbers

The prime factorization of 20147428 is 2 × 2 × 49 × 102793. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 9, 80, 40, 503, 918, 2971, 6920, 66710, 96, 268606, 284957, 63866, 2352948, 84227153, 45701795, 497286907, 348443877, 9237006379, 9255883299

Basic calculations (n = 20147428)

Multiplication

n×y
n×2 40294856
n×3 60442284
n×4 80589712
n×5 100737140

Division

n÷y
n÷2 10073714
n÷3 6715809.3333333
n÷3 5036857
n÷5 4029485.6

Exponentiation

ny
n2 405918855015184
n3 8.1782209052609E+21
n4 1.6477011685684E+29
n5 3.3196940659247E+36

Nth Root

y√n
2√n 4488.588642324
3√n 272.10709810791
4√n 66.996930096266
5√n 28.896412113976

Divisors of 20147428

1, 2, 4, 49, 98, 196, 102793, 205586, 411172, 5036857, 10073714, 20147428

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20147427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20147428 can be divided by 12 positive divisors. The sum of these divisors (counting 20147428) is 1, the average is 0.083333333333333.

Base conversion 20147428

Base System Value
2 Binary 1001100110110110011100100
3 Ternary 1101220121002001
4 Quaternary 1030312303210
5 Quinary 20124204203
6 Senary 1555455044
8 Octal 114666344
10 Decimal 20147428
12 Duodecimal 68b7484
16 Hexadecimal 1336ce4
20 Vigesimal 65i8b8
36 Base36 bztus

Cryptographic Hash Functions

md5 1269cc170a21c66a573af7f279c7c406
sha1 ec062bc194529c2ad7aa8304a9c7167e67294bae
sha256 d0031571c972434a3c552cdaf012e2ac10cac00e92a9d7ffb7f99751bd5467ea
sha512 31433800aa8477ffe7e088bd14c85d1170a8d98b7a064f2191c94110907d57ee90fc4ac302d667b97dd04b72649732dc9a1fbecb52aea1100695657ddd82a973
ripemd-160 56b9da980c9c49228bb70a6bb21b2ff8b0ca05a4

20147428 as geometric shapes

Circle

Radius = n
Diameter 40294856
Circumference 126590023.58706
Area 1.2752316928693E+15

Sphere

Radius = n
Volume 3.4256851620536E+22
Surface area 5.1009267714771E+15
Circumference 126590023.58706

Square

Length = n
Perimeter 80589712
Area 405918855015184
Diagonal 28492765.924535

Cube

Length = n
Surface area 2435513130091104
Volume 8.1782209052609E+21
Space diagonal 34896368.937836

Equilateral Triangle

Length = n
Perimeter 60442284
Area 1.7576802015912E+14
Altitude 17448184.468918

Triangular Pyramid

Length = n
Surface area 1.7576802015912E+14
Volume 9.6381257669192E+20
Height 9497588.6415118