20402969 is an odd 8-digits composite number following 20402968
and preceding 20402970 . In scientific notation, it is written as 2.0402969 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20267700 positive integers (up to 20402969) that are relatively prime to 20402969.
20402969 has 4 divisors, whose sum is 20538240
The reverse of 20402969 is 96920402
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million four hundred two thousand nine hundred sixty-nine
Scientific notation
2.0402969 × 10^7
Engineering notation
2.0402969 × 10^6
Prime Factorization
151 × 135119
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20402969
Product of the distinct prime numbers
The prime factorization of 20402969 is 151 × 135119.
Since it has a total of 2 prime factors.
3 , 1 , 99 , 22 , 122 , 408 , 4381 , 4454 , 56274 , 97281 , 683349 , 107228 , 982887 , 3777597 , 92305080 , 23351990 , 819969584 , 188764156 , 7218768519 , 7256109309
n×2
40805938
n×3
61208907
n×4
81611876
n×5
102014845
n÷2
10201484.5
n÷3
6800989.6666667
n÷3
5100742.25
n÷5
4080593.8
n2
416281144014961
n3
8.4933712766218E+21
n4
1.732899908624E+29
n5
3.5356303115759E+36
2 √n
4516.964578121
3 √n
273.2526966511
4 √n
67.208366875866
5 √n
28.969344871334
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
-20402968
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 20402969 can be divided by 4 positive divisors.
The sum of these divisors (counting 20402969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101001100011001
3
Ternary
1102101120121112
4
Quaternary
1031311030121
5
Quinary
20210343334
6
Senary
2005150105
8
Octal
115651431
10
Decimal
20402969
12
Duodecimal
69bb335
16
Hexadecimal
1375319
20
Vigesimal
67a789
36
Base36
c5b15
md5
3eca166df1dcbf8b48c2bc7b3fc03259
sha1
e12cc5455209a04652005a10efebba2f6ef2bf1e
sha256
b319b455a51098bff3e117ff2f273eb8e89864332659ababf11c1685a209e505
sha512
6efd51c1dcd90e31a18e38a2cb518458e0655916f760300f6f1d06b236123a71af9f8d74cf4f76476060c9efceae56edb6ef72db055b1bb64bef27ae2bce3619
ripemd-160
f5c6af4f3531e1b641e281a6f12c628eaad4042c
Diameter
40805938
Circumference
128195635.04364
Area
1.3077857838654E+15
Volume
3.5576950409127E+22
Surface area
5.2311431354614E+15
Circumference
128195635.04364
Perimeter
81611876
Area
416281144014961
Diagonal
28854155.472478
Surface area
2497686864089766
Volume
8.4933712766218E+21
Space diagonal
35338978.933253
Perimeter
61208907
Area
1.802550229167E+14
Altitude
17669489.466626
Surface area
1.802550229167E+14
Volume
1.0009534041391E+21
Height
9618051.8241593