20347745 is an odd 8-digits composite number following 20347744
and preceding 20347746 . In scientific notation, it is written as 2.0347745 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 14798320 positive integers (up to 20347745) that are relatively prime to 20347745.
20347745 has 4 divisors, whose sum is 20717760
The reverse of 20347745 is 54774302
Previous prime number is 55
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million three hundred forty-seven thousand seven hundred forty-five
Scientific notation
2.0347745 × 10^7
Engineering notation
2.0347745 × 10^6
Prime Factorization
55 × 369959
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20347745
Product of the distinct prime numbers
The prime factorization of 20347745 is 55 × 369959.
Since it has a total of 2 prime factors.
3 , 2 , 21 , 4 , 556 , 91 , 9674 , 1204 , 65378 , 45114 , 13159 , 763084 , 6175190 , 7235988 , 47918592 , 17040437 , 823194767 , 792310628 , 9586695382 , 2815367755
n×2
40695490
n×3
61043235
n×4
81390980
n×5
101738725
n÷2
10173872.5
n÷3
6782581.6666667
n÷3
5086936.25
n÷5
4069549
n2
414030726585025
n3
8.4245916467168E+21
n4
1.7142144255652E+29
n5
3.4880398006723E+36
2 √n
4510.8474813498
3 √n
273.0059393932
4 √n
67.16284301122
5 √n
28.9536458035
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
-20347744
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 20347745 can be divided by 4 positive divisors.
The sum of these divisors (counting 20347745) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100111101101100001
3
Ternary
1102021202212012
4
Quaternary
1031213231201
5
Quinary
20202111440
6
Senary
2004042305
8
Octal
115475541
10
Decimal
20347745
12
Duodecimal
6993395
16
Hexadecimal
1367b61
20
Vigesimal
673975
36
Base36
c44f5
md5
f7609e63d6feac07762599061e91239b
sha1
d25d7c8cb777e61d893710e91987446b6e184650
sha256
57ad17ee354bee949c16bb4f54f5261c2328260b19f38fc11e5d19e3da81b350
sha512
85c61a2ee6c63c9ec8a56d69484eb21fe7cae809b7eaf5943a8a1f1798514dd4314d2791f4c04a799f61bdb8932ae0415f413cb541950c296b3c4043efefc37a
ripemd-160
cb74c42573ea91418dba21a476bc56734e296cb0
Diameter
40695490
Circumference
127848652.41824
Area
1.300715889E+15
Volume
3.5288846969093E+22
Surface area
5.2028635559998E+15
Circumference
127848652.41824
Perimeter
81390980
Area
414030726585025
Diagonal
28776056.942709
Surface area
2484184359510150
Volume
8.4245916467168E+21
Space diagonal
35243328.159456
Perimeter
61043235
Area
1.7928056358498E+14
Altitude
17621664.079728
Surface area
1.7928056358498E+14
Volume
9.9284764702017E+20
Height
9592018.9809031