20402641 is an odd 8-digits composite number following 20402640
and preceding 20402642 . In scientific notation, it is written as 2.0402641 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 17467488 positive integers (up to 20402641) that are relatively prime to 20402641.
20402641 has 8 divisors, whose sum is 23344640
The reverse of 20402641 is 14620402
Previous prime number is 1759
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million four hundred two thousand six hundred forty-one
Scientific notation
2.0402641 × 10^7
Engineering notation
2.0402641 × 10^6
Prime Factorization
7 × 1759 × 1657
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20402641
Product of the distinct prime numbers
The prime factorization of 20402641 is 7 × 1759 × 1657.
Since it has a total of 3 prime factors.
5 , 7 , 22 , 17 , 643 , 177 , 8210 , 2936 , 86954 , 78676 , 790016 , 529340 , 2534970 , 8319104 , 6976728 , 93462750 , 420598240 , 171717679 , 3550008338 , 9494046064
n×2
40805282
n×3
61207923
n×4
81610564
n×5
102013205
n÷2
10201320.5
n÷3
6800880.3333333
n÷3
5100660.25
n÷5
4080528.2
n2
416267759774881
n3
8.4929616625611E+21
n4
1.73278847828E+29
n5
3.5353461251283E+36
2 √n
4516.9282704068
3 √n
273.25123236479
4 √n
67.208096762271
5 √n
28.969251727966
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
-20402640
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 20402641 can be divided by 8 positive divisors.
The sum of these divisors (counting 20402641) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101000111010001
3
Ternary
1102101120011101
4
Quaternary
1031311013101
5
Quinary
20210341031
6
Senary
2005144401
8
Octal
115650721
10
Decimal
20402641
12
Duodecimal
69bb101
16
Hexadecimal
13751d1
20
Vigesimal
67a6c1
36
Base36
c5as1
md5
bbe216fe5ee7328753c7b6c89c24f532
sha1
cef7f57a0db53745321f0fee20c8261ae40f0f22
sha256
c956d4a5564971963911beac9f28b3c944483ef80e624da3308b7f46f72d46aa
sha512
8f23fdc5f9df201d526992e88b4bf681ee51c44559e711fc5163bbf0689d8570cb486c7258a5eaea25945bb78494da89a913f9aa81fd6576dd45ac12131ee6a2
ripemd-160
55c6632d5384d59f5d8023de22d4de95147db98a
Diameter
40805282
Circumference
128193574.15886
Area
1.307743736035E+15
Volume
3.5575234621762E+22
Surface area
5.2309749441402E+15
Circumference
128193574.15886
Perimeter
81610564
Area
416267759774881
Diagonal
28853691.610429
Surface area
2497606558649286
Volume
8.4929616625611E+21
Space diagonal
35338410.820588
Perimeter
61207923
Area
1.8024922737074E+14
Altitude
17669205.410294
Surface area
1.8024922737074E+14
Volume
1.0009051306591E+21
Height
9617897.2034765