20187407 is an odd 8-digits composite number following 20187406
and preceding 20187408 . In scientific notation, it is written as 2.0187407 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20118216 positive integers (up to 20187407) that are relatively prime to 20187407.
20187407 has 4 divisors, whose sum is 20256600
The reverse of 20187407 is 70478102
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred eighty-seven thousand four hundred seven
Scientific notation
2.0187407 × 10^7
Engineering notation
2.0187407 × 10^6
Prime Factorization
293 × 68899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20187407
Product of the distinct prime numbers
The prime factorization of 20187407 is 293 × 68899.
Since it has a total of 2 prime factors.
10 , 10 , 27 , 33 , 276 , 314 , 99 , 3320 , 81551 , 43531 , 989707 , 573388 , 9786418 , 909430 , 26142990 , 83739246 , 677925318 , 75121927 , 710352500 , 6819372546
n×2
40374814
n×3
60562221
n×4
80749628
n×5
100937035
n÷2
10093703.5
n÷3
6729135.6666667
n÷3
5046851.75
n÷5
4037481.4
n2
407531401383649
n3
8.2270022650121E+21
n4
1.6608184311372E+29
n5
3.3527617622468E+36
2 √n
4493.0398395741
3 √n
272.28696196061
4 √n
67.030141276698
5 √n
28.907870984009
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
-20187406
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 20187407 can be divided by 4 positive divisors.
The sum of these divisors (counting 20187407) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000100100001111
3
Ternary
1101222121220202
4
Quaternary
1031000210033
5
Quinary
20131444112
6
Senary
2000404115
8
Octal
115004417
10
Decimal
20187407
12
Duodecimal
691663b
16
Hexadecimal
134090f
20
Vigesimal
6638a7
36
Base36
c0opb
md5
7c918cd351ff52d9569ca85573db75ca
sha1
ddbba2da1b6f719c4a2d054e69bbae02c0d8bc14
sha256
e05d113e6bc0fd1bcf1d0d4df8f6f1f901823de0cfc70c64ac1b18923e3bf092
sha512
33e4bed186fb7c2c14c24d1ca5d6bbde4ec2ff1ebc19b8bfe0ab18ee3b2cac1a397cd4842444989c8a00c57714b465c66ee91b43c795770fbdc10493ef5ce606
ripemd-160
de9a4905f6274be0b9d4341e6954002aff877850
Diameter
40374814
Circumference
126841219.05245
Area
1.280297656694E+15
Volume
3.4461186502438E+22
Surface area
5.1211906267761E+15
Circumference
126841219.05245
Perimeter
80749628
Area
407531401383649
Diagonal
28549304.768546
Surface area
2445188408301894
Volume
8.2270022650121E+21
Space diagonal
34965614.597072
Perimeter
60562221
Area
1.7646627321906E+14
Altitude
17482807.298536
Surface area
1.7646627321906E+14
Volume
9.6956151507119E+20
Height
9516434.9228485