20045290 is an even 8-digits composite number following 20045289
and preceding 20045291 . In scientific notation, it is written as 2.0045290 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8018112 positive integers (up to 20045290) that are relatively prime to 20045290.
20045290 has 8 divisors, whose sum is 36081540
The reverse of 20045290 is 09254002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million forty-five thousand two hundred ninety
Scientific notation
2.0045290 × 10^7
Engineering notation
2.0045290 × 10^6
Prime Factorization
2 × 5 × 2004529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20045290
Product of the distinct prime numbers
The prime factorization of 20045290 is 2 × 5 × 2004529.
Since it has a total of 3 prime factors.
5 , 9 , 49 , 95 , 966 , 242 , 3058 , 2232 , 97596 , 65049 , 897319 , 800378 , 5617690 , 5060980 , 6058803 , 90421689 , 63294145 , 507205952 , 2324565818 , 6175348093
n×2
40090580
n×3
60135870
n×4
80181160
n×5
100226450
n÷2
10022645
n÷3
6681763.3333333
n÷3
5011322.5
n÷5
4009058
n2
401813651184100
n3
8.0544711639441E+21
n4
1.614542102779E+29
n5
3.2363964667414E+36
2 √n
4477.1966675588
3 √n
271.64650048324
4 √n
66.911857451119
5 √n
28.867054272977
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
-20045289
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 20045290 can be divided by 8 positive divisors.
The sum of these divisors (counting 20045290) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011101110111101010
3
Ternary
1101201101222011
4
Quaternary
1030131313222
5
Quinary
20112422130
6
Senary
1553350134
8
Octal
114356752
10
Decimal
20045290
12
Duodecimal
686834a
16
Hexadecimal
131ddea
20
Vigesimal
655d4a
36
Base36
bxn1m
md5
83a7ab299546f422a3e860cda9835115
sha1
cd82c805b9c92aebc5f730dda2b9fae14d11afc7
sha256
1f3c31af04009a26ad1038c6b4b4bdd43108f84255ef93b2ac4265a9a120ffc5
sha512
567209dddcc6fdb0c055cadb5b636ee8911092843087582f2fcc7cb3a678862af726bde2cace65ad31273e383269feb7c4ec19e28f4eebdf5fa56562eff8b4c7
ripemd-160
f3057daaa75676517869c782af390247a0a1464f
Diameter
40090580
Circumference
125948271.60615
Area
1.2623348146721E+15
Volume
3.3738489916264E+22
Surface area
5.0493392586882E+15
Circumference
125948271.60615
Perimeter
80181160
Area
401813651184100
Diagonal
28348320.979702
Surface area
2410881907104600
Volume
8.0544711639441E+21
Space diagonal
34719460.732452
Perimeter
60135870
Area
1.739904147564E+14
Altitude
17359730.366226
Surface area
1.739904147564E+14
Volume
9.4922852981607E+20
Height
9449440.3265673