20797646 is an even 8-digits composite number following 20797645
and preceding 20797647 . In scientific notation, it is written as 2.0797646 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 10398822 positive integers (up to 20797646) that are relatively prime to 20797646.
20797646 has 4 divisors, whose sum is 31196472
The reverse of 20797646 is 64679702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million seven hundred ninety-seven thousand six hundred forty-six
Scientific notation
2.0797646 × 10^7
Engineering notation
2.0797646 × 10^6
Prime Factorization
2 × 10398823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20797646
Product of the distinct prime numbers
The prime factorization of 20797646 is 2 × 10398823.
Since it has a total of 2 prime factors.
3 , 8 , 32 , 69 , 894 , 647 , 98 , 9878 , 52958 , 31192 , 162762 , 55607 , 4387159 , 8822691 , 38128360 , 78130008 , 332162386 , 849657503 , 9805487450 , 5377865192
n×2
41595292
n×3
62392938
n×4
83190584
n×5
103988230
n÷2
10398823
n÷3
6932548.6666667
n÷3
5199411.5
n÷5
4159529.2
n2
432542079141316
n3
8.9958570420851E+21
n4
1.8709265022789E+29
n5
3.8910867086415E+36
2 √n
4560.4436187722
3 √n
275.00339830511
4 √n
67.531056698175
5 √n
29.080564749922
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
-20797645
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 20797646 can be divided by 4 positive divisors.
The sum of these divisors (counting 20797646) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101100011001110
3
Ternary
1110010122000012
4
Quaternary
1033111203032
5
Quinary
20311011041
6
Senary
2021433222
8
Octal
117254316
10
Decimal
20797646
12
Duodecimal
6b6b812
16
Hexadecimal
13d58ce
20
Vigesimal
69je26
36
Base36
cdrke
md5
b9352558ca1ec2d9fd2281f1e65596ba
sha1
ddaf600074d708912a1208407eb449bae6182889
sha256
3e8ce99e1809d5de81a01255436d2b3966dbf17cbec118b59a4b5bda3103542d
sha512
3cbca5b45eb0ed6dd497c3bda83285b8d055e680bd4da7b9ef4d2ef329238b819bd36fc87ab721f007fe5189527d04fcb170cafaff6701ae3738a7154afcb754
ripemd-160
a762e0809a2494124364771144b9260ef620bf51
Diameter
41595292
Circumference
130675463.77112
Area
1.3588710181988E+15
Volume
3.7681757861545E+22
Surface area
5.4354840727953E+15
Circumference
130675463.77112
Perimeter
83190584
Area
432542079141316
Diagonal
29412313.038635
Surface area
2595252474847896
Volume
8.9958570420851E+21
Space diagonal
36022579.549832
Perimeter
62392938
Area
1.8729621437106E+14
Altitude
18011289.774916
Surface area
1.8729621437106E+14
Volume
1.0601719195072E+21
Height
9804104.3462115