20045309 is an odd 8-digits composite number following 20045308
and preceding 20045310 . In scientific notation, it is written as 2.0045309 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 19705500 positive integers (up to 20045309) that are relatively prime to 20045309.
20045309 has 4 divisors, whose sum is 20385120
The reverse of 20045309 is 90354002
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million forty-five thousand three hundred nine
Scientific notation
2.0045309 × 10^7
Engineering notation
2.0045309 × 10^6
Prime Factorization
59 × 339751
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20045309
Product of the distinct prime numbers
The prime factorization of 20045309 is 59 × 339751.
Since it has a total of 2 prime factors.
5 , 9 , 80 , 61 , 965 , 511 , 4405 , 9301 , 6235 , 32526 , 158240 , 19469 , 5564172 , 9221281 , 36523158 , 58972993 , 628231771 , 351279200 , 7298940699 , 6998994677
n×2
40090618
n×3
60135927
n×4
80181236
n×5
100226545
n÷2
10022654.5
n÷3
6681769.6666667
n÷3
5011327.25
n÷5
4009061.8
n2
401814412905481
n3
8.054494067344E+21
n4
1.6145482241858E+29
n5
3.2364118049205E+36
2 √n
4477.1987894218
3 √n
271.64658631025
4 √n
66.911873306774
5 √n
28.867059745323
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
-20045308
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 20045309 can be divided by 4 positive divisors.
The sum of these divisors (counting 20045309) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011101110111111101
3
Ternary
1101201101222212
4
Quaternary
1030131313331
5
Quinary
20112422214
6
Senary
1553350205
8
Octal
114356775
10
Decimal
20045309
12
Duodecimal
6868365
16
Hexadecimal
131ddfd
20
Vigesimal
655d59
36
Base36
bxn25
md5
0ed705cd3744ffb04694b615b131cd1f
sha1
c30dfbe53072729399d069e7731eb8a8ad97b301
sha256
3f06aa38cb005640302099b36f1732a2ccef98ea7602521a2c7d8afbfe5cdf81
sha512
89c9d81a924ec2f5f97f3ae6ed0884e143c703c1428d5331bf936c0abb2a4a91d5ef812beae0f923926483b7206784a74d9b5a0d56665c7b8351b82e5c39ef51
ripemd-160
2c1f429110a253e2af7a6a7b390f5ed75c148018
Diameter
40090618
Circumference
125948390.98667
Area
1.2623372076904E+15
Volume
3.37385858538E+22
Surface area
5.0493488307614E+15
Circumference
125948390.98667
Perimeter
80181236
Area
401814412905481
Diagonal
28348347.849759
Surface area
2410886477432886
Volume
8.054494067344E+21
Space diagonal
34719493.641418
Perimeter
60135927
Area
1.7399074459144E+14
Altitude
17359746.820709
Surface area
1.7399074459144E+14
Volume
9.4923122900762E+20
Height
9449449.2832532