20407828 (number)

20407828 is an even 8-digits composite number following 20407827 and preceding 20407829. In scientific notation, it is written as 2.0407828 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors. There are 8746200 positive integers (up to 20407828) that are relatively prime to 20407828.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0407828 × 10^7
Engineering notation 2.0407828 × 10^6

Prime Factorization of 20407828

Prime Factorization 2 × 2 × 7 × 728851

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10203914
Product of the distinct prime numbers

The prime factorization of 20407828 is 2 × 2 × 7 × 728851. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 9, 55, 88, 211, 157, 8652, 4633, 1168, 20620, 528420, 967060, 6311999, 1893826, 25272649, 31025823, 755262158, 264512274, 4929385703, 8269414834

Basic calculations (n = 20407828)

Multiplication

n×y
n×2 40815656
n×3 61223484
n×4 81631312
n×5 102039140

Division

n÷y
n÷2 10203914
n÷3 6802609.3333333
n÷3 5101957
n÷5 4081565.6

Exponentiation

ny
n2 416479443677584
n3 8.4994408521078E+21
n4 1.7345512700599E+29
n5 3.5398423976564E+36

Nth Root

y√n
2√n 4517.5024073043
3√n 273.27438678627
4√n 67.212367963823
5√n 28.970724559158

Divisors of 20407828

1, 2, 4, 7, 14, 28, 728851, 1457702, 2915404, 5101957, 10203914, 20407828

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 -20407827
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 20407828 can be divided by 12 positive divisors. The sum of these divisors (counting 20407828) is 1, the average is 0.083333333333333.

Base conversion 20407828

Base System Value
2 Binary 1001101110110011000010100
3 Ternary 1102101211021111
4 Quaternary 1031312120110
5 Quinary 20211022303
6 Senary 2005224404
8 Octal 115663024
10 Decimal 20407828
12 Duodecimal 6a02104
16 Hexadecimal 1376614
20 Vigesimal 67ajb8
36 Base36 c5es4

Cryptographic Hash Functions

md5 e60c5b7fb0e383db1977146fc5112565
sha1 bcdbf94eaa224758c3c665c398ef9eb84d7dac77
sha256 44c3af3e0165687626a29b5a561d83149d03d9ebc95db9fb3bc309c309b13776
sha512 3373c2db497201353ab2261bc235134f1509c402ddef7f965126f6a210e3c6b2063aeb3a77e7b3c941c06a840d657d13febef4cbef4874a536d9dcf83cebd80e
ripemd-160 772dfd4cf6f9875b5d16496e66c86d28c10c6738

20407828 as geometric shapes

Circle

Radius = n
Diameter 40815656
Circumference 128226165.04105
Area 1.3084087606287E+15

Sphere

Radius = n
Volume 3.5602374587471E+22
Surface area 5.2336350425146E+15
Circumference 128226165.04105

Square

Length = n
Perimeter 81631312
Area 416479443677584
Diagonal 28861027.136177

Cube

Length = n
Surface area 2498876662065504
Volume 8.4994408521078E+21
Space diagonal 35347394.968127

Equilateral Triangle

Length = n
Perimeter 61223484
Area 1.803408891894E+14
Altitude 17673697.484063

Triangular Pyramid

Length = n
Surface area 1.803408891894E+14
Volume 1.0016687104699E+21
Height 9620342.3787258