20090450 is an even 8-digits composite number following 20090449
and preceding 20090451 . In scientific notation, it is written as 2.0090450 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 8036160 positive integers (up to 20090450) that are relatively prime to 20090450.
20090450 has 12 divisors, whose sum is 37368330
The reverse of 20090450 is 05409002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million ninety thousand four hundred fifty
Scientific notation
2.0090450 × 10^7
Engineering notation
2.0090450 × 10^6
Prime Factorization
2 × 5 × 5 × 401809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4018090
Product of the distinct prime numbers
The prime factorization of 20090450 is 2 × 5 × 5 × 401809.
Since it has a total of 4 prime factors.
3 , 8 , 81 , 61 , 659 , 870 , 2250 , 2654 , 4041 , 48599 , 725133 , 483325 , 6669811 , 5205975 , 35036680 , 20558184 , 348402430 , 84432476 , 3061528159 , 73079841
n×2
40180900
n×3
60271350
n×4
80361800
n×5
100452250
n÷2
10045225
n÷3
6696816.6666667
n÷3
5022612.5
n÷5
4018090
n2
403626181202500
n3
8.1090316121398E+21
n4
1.6291409415211E+29
n5
3.2730174628583E+36
2 √n
4482.2371646311
3 √n
271.85034479374
4 √n
66.949512056706
5 √n
28.880049475068
1 , 2 , 5 , 10 , 25 , 50 , 401809 , 803618 , 2009045 , 4018090 , 10045225 , 20090450
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
-20090449
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 20090450 can be divided by 12 positive divisors.
The sum of these divisors (counting 20090450) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101000111001010010
3
Ternary
1101210200220202
4
Quaternary
1030220321102
5
Quinary
20120343300
6
Senary
1554335202
8
Octal
114507122
10
Decimal
20090450
12
Duodecimal
688a502
16
Hexadecimal
1328e52
20
Vigesimal
65b62a
36
Base36
bylw2
md5
df7328b9f9be0d43cbc407eb3af8fada
sha1
9bf56332ec0a6ff3dae3b33c047bf65c08b1462c
sha256
3fb9e2af8c13c9c22d99d6dd9cf5b780e295254f3c756a54b6cf2ccf0511a35d
sha512
66f0bbb7edb0aaf2d871f5bd5f5eb2426498d13c314676f624adc3848dc2190a6f0e5835854cb6a4861252f6a98be2c18ebd6cf9caf2b6c3ab31af6851bdf621
ripemd-160
ddfe60c90ab3308a29ab9ce640c4b7883630a658
Diameter
40180900
Circumference
126232020.25463
Area
1.2680290456623E+15
Volume
3.3967032187234E+22
Surface area
5.0721161826491E+15
Circumference
126232020.25463
Perimeter
80361800
Area
403626181202500
Diagonal
28412186.864179
Surface area
2421757087215000
Volume
8.1090316121398E+21
Space diagonal
34797680.146922
Perimeter
60271350
Area
1.7477526327693E+14
Altitude
17398840.073461
Surface area
1.7477526327693E+14
Volume
9.5565854030002E+20
Height
9470728.9547262