20187078 is an even 8-digits composite number following 20187077
and preceding 20187079 . In scientific notation, it is written as 2.0187078 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 6729024 positive integers (up to 20187078) that are relatively prime to 20187078.
20187078 has 8 divisors, whose sum is 40374168
The reverse of 20187078 is 87078102
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred eighty-seven thousand seventy-eight
Scientific notation
2.0187078 × 10^7
Engineering notation
2.0187078 × 10^6
Prime Factorization
2 × 3 × 3364513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20187078
Product of the distinct prime numbers
The prime factorization of 20187078 is 2 × 3 × 3364513.
Since it has a total of 3 prime factors.
3 , 5 , 32 , 71 , 73 , 838 , 1579 , 4588 , 21359 , 39589 , 15696 , 393203 , 3142623 , 8112002 , 89803997 , 45309823 , 924940284 , 492298382 , 8605523064 , 8643147293
n×2
40374156
n×3
60561234
n×4
80748312
n×5
100935390
n÷2
10093539
n÷3
6729026
n÷3
5046769.5
n÷5
4037415.6
n2
407518118178084
n3
8.2266000380742E+21
n4
1.6607101664341E+29
n5
3.3524885665198E+36
2 √n
4493.0032272412
3 √n
272.28548277283
4 √n
67.029868172638
5 √n
28.907776759411
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
-20187077
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 20187078 can be divided by 8 positive divisors.
The sum of these divisors (counting 20187078) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000011111000110
3
Ternary
1101222121110120
4
Quaternary
1031000133012
5
Quinary
20131441303
6
Senary
2000402410
8
Octal
115003706
10
Decimal
20187078
12
Duodecimal
6916406
16
Hexadecimal
13407c6
20
Vigesimal
6637di
36
Base36
c0og6
md5
b7809fe3bddb27175fec0aded9eca3d5
sha1
c96e345d8f13cde7d934acbc253f9ad310381f6b
sha256
e27d39e1fee4738d73b8789071aa35bd006d1027450bdfc8385342f8c469a112
sha512
295bff79116dd26994442cffcd9431f3cb0eca0af9ab163ae0e5dffc867073227b968ca3d7c77f73a036bf20a3349bb5515a9b9e02034ff0df6665695906240e
ripemd-160
33620083fb4c6e5989e5ac624742c41ce2a11e1b
Diameter
40374156
Circumference
126839151.88449
Area
1.280255926273E+15
Volume
3.4459501658181E+22
Surface area
5.121023705092E+15
Circumference
126839151.88449
Perimeter
80748312
Area
407518118178084
Diagonal
28548839.492284
Surface area
2445108709068504
Volume
8.2266000380742E+21
Space diagonal
34965044.752356
Perimeter
60561234
Area
1.7646052142232E+14
Altitude
17482522.376178
Surface area
1.7646052142232E+14
Volume
9.6951411217196E+20
Height
9516279.8307612