20902023 is an odd 8-digits composite number following 20902022
and preceding 20902024 . In scientific notation, it is written as 2.0902023 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 8 positive divisors.
There are 13934664 positive integers (up to 20902023) that are relatively prime to 20902023.
20902023 has 8 divisors, whose sum is 30966000
The reverse of 20902023 is 32020902
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million nine hundred two thousand twenty-three
Scientific notation
2.0902023 × 10^7
Engineering notation
2.0902023 × 10^6
Prime Factorization
3 × 3 × 3 × 774149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2322447
Product of the distinct prime numbers
The prime factorization of 20902023 is 3 × 3 × 3 × 774149.
Since it has a total of 4 prime factors.
1 , 9 , 49 , 44 , 287 , 492 , 1238 , 7957 , 33883 , 32287 , 503495 , 182668 , 3982456 , 8103257 , 26744379 , 5027854 , 195557075 , 44445664 , 4502308290 , 1869081809
n×2
41804046
n×3
62706069
n×4
83608092
n×5
104510115
n÷2
10451011.5
n÷3
6967341
n÷3
5225505.75
n÷5
4180404.6
n2
436894565492529
n3
9.1319802564998E+21
n4
1.9087686135691E+29
n5
3.9897125462499E+36
2 √n
4571.873029733
3 √n
275.46268336457
4 √n
67.615627111881
5 √n
29.109695614166
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20902022
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20902023 can be divided by 8 positive divisors.
The sum of these divisors (counting 20902023) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111101111000010000111
3
Ternary
1110022221012000
4
Quaternary
1033233002013
5
Quinary
20322331043
6
Senary
2024000343
8
Octal
117570207
10
Decimal
20902023
12
Duodecimal
70000b3
16
Hexadecimal
13ef087
20
Vigesimal
6acf13
36
Base36
cg03r
md5
ecef6e8f852c04b33d820a5a9a85efbc
sha1
e8cdfae9ec7e2f69a61cecb8016e29c078141b66
sha256
f752dfdbdeee32c4d7a1e45409007353b937e51b4de2eab296818ed54ba209ba
sha512
170698052aaa6be6ed55cc752c403aa4cdfe23f47e9712c9cfa36a150eb871c63cb8caeacf71c544258728b7584e9fab3c21795db56842ef15fe2aeb28092d0d
ripemd-160
bd13f436001365e71fa66921f105e4239ad40f99
Diameter
41804046
Circumference
131331283.80393
Area
1.3725447573446E+15
Volume
3.8251949448729E+22
Surface area
5.4901790293785E+15
Circumference
131331283.80393
Perimeter
83608092
Area
436894565492529
Diagonal
29559924.407634
Surface area
2621367392955174
Volume
9.1319802564998E+21
Space diagonal
36203365.816973
Perimeter
62706069
Area
1.8918089624595E+14
Altitude
18101682.908487
Surface area
1.8918089624595E+14
Volume
1.0762141941721E+21
Height
9853308.1358781