20378428 (number)

20378428 is an even 8-digits composite number following 20378427 and preceding 20378429. In scientific notation, it is written as 2.0378428 × 10^7. The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors. There are 8683200 positive integers (up to 20378428) that are relatively prime to 20378428.

Interesting facts

Basic properties

Name

Name twenty million three hundred seventy-eight thousand four hundred twenty-eight

Notation

Scientific notation 2.0378428 × 10^7
Engineering notation 2.0378428 × 10^6

Prime Factorization of 20378428

Prime Factorization 2 × 2 × 7 × 181 × 4021

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10189214
Product of the distinct prime numbers

The prime factorization of 20378428 is 2 × 2 × 7 × 181 × 4021. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 10, 89, 94, 208, 438, 8119, 9253, 44786, 31723, 252499, 760149, 642486, 2537839, 876919, 16217247, 194852572, 530351063, 1816502311, 1243424445

Basic calculations (n = 20378428)

Multiplication

n×y
n×2 40756856
n×3 61135284
n×4 81513712
n×5 101892140

Division

n÷y
n÷2 10189214
n÷3 6792809.3333333
n÷3 5094607
n÷5 4075685.6

Exponentiation

ny
n2 415280327751184
n3 8.4627602588939E+21
n4 1.7245775061713E+29
n5 3.5144178539932E+36

Nth Root

y√n
2√n 4514.2472240674
3√n 273.14309520246
4√n 67.188147943424
5√n 28.96237256265

Divisors of 20378428

1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 4021, 5068, 8042, 16084, 28147, 56294, 112588, 727801, 1455602, 2911204, 5094607, 10189214, 20378428

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20378427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20378428 can be divided by 24 positive divisors. The sum of these divisors (counting 20378428) is 1, the average is 0.041666666666667.

Base conversion 20378428

Base System Value
2 Binary 1001101101111001100111100
3 Ternary 1102100022221121
4 Quaternary 1031233030330
5 Quinary 20204102203
6 Senary 2004440324
8 Octal 115571474
10 Decimal 20378428
12 Duodecimal 69a90a4
16 Hexadecimal 136f33c
20 Vigesimal 677618
36 Base36 c4s3g

Cryptographic Hash Functions

md5 aba49e25dcef77c8cacbddd6ef6299d0
sha1 ff1f0c5341d8a2645b11df87074d7253394d9ad8
sha256 77c2fc3e972fe88b27bbc6c0564cfbd2b39d7b1eeee1f475cfbefcb1eb0059b2
sha512 2c10c89bc661ab06dc7600d38002250631c785f695248698a184a5f685d3a52513c8f02fd2271a2ff7ebe2f7431861c1afe35c150af48d4c4f53beb52b07dac6
ripemd-160 637f7846a408aabfb7dcdfa50ffa112ac4242a6f

20378428 as geometric shapes

Circle

Radius = n
Diameter 40756856
Circumference 128041439.39302
Area 1.3046416268435E+15

Sphere

Radius = n
Volume 3.544872727791E+22
Surface area 5.2185665073739E+15
Circumference 128041439.39302

Square

Length = n
Perimeter 81513712
Area 415280327751184
Diagonal 28819449.257444

Cube

Length = n
Surface area 2491681966507104
Volume 8.4627602588939E+21
Space diagonal 35296472.674384

Equilateral Triangle

Length = n
Perimeter 61135284
Area 1.7982165676223E+14
Altitude 17648236.337192

Triangular Pyramid

Length = n
Surface area 1.7982165676223E+14
Volume 9.9734586110332E+20
Height 9606483.0858145