20858090 is an even 8-digits composite number following 20858089
and preceding 20858091 . In scientific notation, it is written as 2.0858090 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 7584720 positive integers (up to 20858090) that are relatively prime to 20858090.
20858090 has 16 divisors, whose sum is 40957920
The reverse of 20858090 is 09085802
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million eight hundred fifty-eight thousand ninety
Scientific notation
2.0858090 × 10^7
Engineering notation
2.0858090 × 10^6
Prime Factorization
2 × 5 × 11 × 189619
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20858090
Product of the distinct prime numbers
The prime factorization of 20858090 is 2 × 5 × 11 × 189619.
Since it has a total of 4 prime factors.
1 , 4 , 83 , 38 , 539 , 302 , 248 , 4492 , 73052 , 2655 , 630189 , 615531 , 7857747 , 3635607 , 16603922 , 66941199 , 672628008 , 635613633 , 1844156721 , 1117418783
n×2
41716180
n×3
62574270
n×4
83432360
n×5
104290450
n÷2
10429045
n÷3
6952696.6666667
n÷3
5214522.5
n÷5
4171618
n2
435059918448100
n3
9.0745189343831E+21
n4
1.8927713264007E+29
n5
3.9479594675485E+36
2 √n
4567.0657976429
3 √n
275.26955387988
4 √n
67.580069529729
5 √n
29.097448447279
1 , 2 , 5 , 10 , 11 , 22 , 55 , 110 , 189619 , 379238 , 948095 , 1896190 , 2085809 , 4171618 , 10429045 , 20858090
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20858089
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20858090 can be divided by 16 positive divisors.
The sum of these divisors (counting 20858090) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111100100010011101010
3
Ternary
1110020200220212
4
Quaternary
1033210103222
5
Quinary
20314424330
6
Senary
2023021122
8
Octal
117442352
10
Decimal
20858090
12
Duodecimal
6b9a7a2
16
Hexadecimal
13e44ea
20
Vigesimal
6a754a
36
Base36
cf27e
md5
587b9bf3f9a1583096da3aaf5f77b19c
sha1
3f828cc192c63312e7800cf11be10d35b4d2b7f9
sha256
ecffe475ab746f78630bbf1a2abfe775d2f864e2bb258f986b3fca006b4a30b2
sha512
76014bfd2df540f7f398dc6398ddf87ccee0071719f637c7e8078f7f6c849be051099bcf73108d4cf5fde9407403273b97712833d318c470a89fd563da995d7a
ripemd-160
7d0a106c8ee26e2f7a9d136e802d4203a3884b9f
Diameter
41716180
Circumference
131055244.62383
Area
1.3667810436679E+15
Volume
3.8011256025493E+22
Surface area
5.4671241746717E+15
Circumference
131055244.62383
Perimeter
83432360
Area
435059918448100
Diagonal
29497793.763199
Surface area
2610359510688600
Volume
9.0745189343831E+21
Space diagonal
36127271.628844
Perimeter
62574270
Area
1.8838647077222E+14
Altitude
18063635.814422
Surface area
1.8838647077222E+14
Volume
1.069442312418E+21
Height
9832597.9210662