20378691 is an odd 8-digits composite number following 20378690
and preceding 20378692 . In scientific notation, it is written as 2.0378691 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 13585788 positive integers (up to 20378691) that are relatively prime to 20378691.
20378691 has 6 divisors, whose sum is 29435900
The reverse of 20378691 is 19687302
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million three hundred seventy-eight thousand six hundred ninety-one
Scientific notation
2.0378691 × 10^7
Engineering notation
2.0378691 × 10^6
Prime Factorization
3 × 3 × 2264299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6792897
Product of the distinct prime numbers
The prime factorization of 20378691 is 3 × 3 × 2264299.
Since it has a total of 3 prime factors.
10 , 10 , 39 , 47 , 607 , 557 , 9609 , 3088 , 72148 , 9013 , 497631 , 633389 , 4163237 , 2256463 , 72197476 , 41380746 , 922158125 , 781227594 , 5862628638 , 8757006561
n×2
40757382
n×3
61136073
n×4
81514764
n×5
101893455
n÷2
10189345.5
n÷3
6792897
n÷3
5094672.75
n÷5
4075738.2
n2
415291046873481
n3
8.4630879193012E+21
n4
1.7246665361327E+29
n5
3.5146446417889E+36
2 √n
4514.2763539686
3 √n
273.14427024116
4 √n
67.188364721644
5 √n
28.962447318805
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20378690
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20378691 can be divided by 6 positive divisors.
The sum of these divisors (counting 20378691) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101101111010001000011
3
Ternary
1102100100022100
4
Quaternary
1031233101003
5
Quinary
20204104231
6
Senary
2004441443
8
Octal
115572103
10
Decimal
20378691
12
Duodecimal
69a9283
16
Hexadecimal
136f443
20
Vigesimal
6776eb
36
Base36
c4sar
md5
9e0051b29c458fe4a026ca81f5577bbf
sha1
f768548671b4389c3697116f4e2380ff1538389c
sha256
a30b09a580669f885c2cf469623111c913061bfb819adc2f28d2f41de4a10981
sha512
ff6ee649fb03d1256f1828e5a21b1cbd0a2a7e86599bb8f6b62e08ad9a033e13415016f3c2f1a79491e0521880a63ac92e008fad6a01e114eb02b3d277d6054d
ripemd-160
f28bd3a15ec719cd41e0b371dc9c0cc4a1f7065e
Diameter
40757382
Circumference
128043091.87075
Area
1.3046753019593E+15
Volume
3.5450099778615E+22
Surface area
5.2187012078374E+15
Circumference
128043091.87075
Perimeter
81514764
Area
415291046873481
Diagonal
28819821.195611
Surface area
2491746281240886
Volume
8.4630879193012E+21
Space diagonal
35296928.203747
Perimeter
61136073
Area
1.7982629827833E+14
Altitude
17648464.101873
Surface area
1.7982629827833E+14
Volume
9.9738447625264E+20
Height
9606607.0652035