20309021 is an odd 8-digits composite number following 20309020
and preceding 20309022 . In scientific notation, it is written as 2.0309021 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 20064252 positive integers (up to 20309021) that are relatively prime to 20309021.
20309021 has 4 divisors, whose sum is 20553792
The reverse of 20309021 is 12090302
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million three hundred nine thousand twenty-one
Scientific notation
2.0309021 × 10^7
Engineering notation
2.0309021 × 10^6
Prime Factorization
83 × 244687
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20309021
Product of the distinct prime numbers
The prime factorization of 20309021 is 83 × 244687.
Since it has a total of 2 prime factors.
8 , 10 , 58 , 97 , 567 , 357 , 3762 , 5313 , 11105 , 62401 , 219416 , 476143 , 168740 , 146166 , 5345005 , 36107512 , 718303634 , 325022322 , 8935798459 , 9201544042
n×2
40618042
n×3
60927063
n×4
81236084
n×5
101545105
n÷2
10154510.5
n÷3
6769673.6666667
n÷3
5077255.25
n÷5
4061804.2
n2
412456333978441
n3
8.3765843483512E+21
n4
1.7012022743894E+29
n5
3.4549752715821E+36
2 √n
4506.5531174058
3 √n
272.83264262114
4 √n
67.130865608942
5 √n
28.942617009267
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20309020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20309021 can be divided by 4 positive divisors.
The sum of these divisors (counting 20309021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011110010000011101
3
Ternary
1102012210201222
4
Quaternary
1031132100131
5
Quinary
20144342041
6
Senary
2003143125
8
Octal
115362035
10
Decimal
20309021
12
Duodecimal
6974aa5
16
Hexadecimal
135e41d
20
Vigesimal
66icb1
36
Base36
c3ajh
md5
85f8af2b2c4a64e0a3e3b20dc8ed72e7
sha1
38a9b707637de4b719224186a02f1e3084d736df
sha256
80a044ceabb29c16d3820002f604e3f9c167967f225f4d116a96a64d57dd49c8
sha512
1a1163887710e96ff3d410d49473b9760602fccf78b16fdc2352c5cde30bcd0ecd5513dd0a4ef589781fbc80782e999dbbf22eb4b90fe6ef97dacf857542a1ce
ripemd-160
e4f50616d5a2d0f2f746b534384b0ff0715ae910
Diameter
40618042
Circumference
127605342.3504
Area
1.2957697887532E+15
Volume
3.508775446794E+22
Surface area
5.183079155013E+15
Circumference
127605342.3504
Perimeter
81236084
Area
412456333978441
Diagonal
28721292.93672
Surface area
2474738003870646
Volume
8.3765843483512E+21
Space diagonal
35176256.223983
Perimeter
60927063
Area
1.7859883158856E+14
Altitude
17588128.111992
Surface area
1.7859883158856E+14
Volume
9.8718993265004E+20
Height
9573764.31224