20195087 is an odd 8-digits composite number following 20195086
and preceding 20195088 . In scientific notation, it is written as 2.0195087 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 18057600 positive integers (up to 20195087) that are relatively prime to 20195087.
20195087 has 8 divisors, whose sum is 22392912
The reverse of 20195087 is 78059102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred ninety-five thousand eighty-seven
Scientific notation
2.0195087 × 10^7
Engineering notation
2.0195087 × 10^6
Prime Factorization
11 × 61 × 30097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20195087
Product of the distinct prime numbers
The prime factorization of 20195087 is 11 × 61 × 30097.
Since it has a total of 3 prime factors.
5 , 10 , 23 , 20 , 257 , 307 , 1026 , 3303 , 99948 , 61862 , 105452 , 454494 , 7290297 , 7417421 , 31956268 , 15966729 , 463818074 , 252173899 , 9683375209 , 3325677015
n×2
40390174
n×3
60585261
n×4
80780348
n×5
100975435
n÷2
10097543.5
n÷3
6731695.6666667
n÷3
5048771.75
n÷5
4039017.4
n2
407841538937569
n3
8.2363953610581E+21
n4
1.6633472088296E+29
n5
3.3591441593522E+36
2 √n
4493.8944135349
3 √n
272.32148676345
4 √n
67.036515523518
5 √n
28.91007016365
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
-20195086
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 20195087 can be divided by 8 positive divisors.
The sum of these divisors (counting 20195087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000010011100001111
3
Ternary
1102000000110012
4
Quaternary
1031002130033
5
Quinary
20132220322
6
Senary
2000503435
8
Octal
115023417
10
Decimal
20195087
12
Duodecimal
691ab7b
16
Hexadecimal
134270f
20
Vigesimal
6647e7
36
Base36
c0umn
md5
ae1cecab9705876a900cb7e5adcba71b
sha1
267e1f6ec964c5453cbd856126d3c3875953ab76
sha256
4c736a64f0861074de974d79364d7ccdbfe17a7bfb4d13b39e809e3b480dd59a
sha512
b03014af65d21a4226e74abfdab1fcb2b17bba104c68976c1162d3935425db0ce68e47b85b128d53e8aa50563895442dbfdf494eb06dc27a8cd6dd1477efe3ef
ripemd-160
59a40101d1d385668b2cfb66d20845aab1854055
Diameter
40390174
Circumference
126889473.91561
Area
1.281271982555E+15
Volume
3.4500532211148E+22
Surface area
5.1250879302201E+15
Circumference
126889473.91561
Perimeter
80780348
Area
407841538937569
Diagonal
28560165.928705
Surface area
2447049233625414
Volume
8.2363953610581E+21
Space diagonal
34978916.747274
Perimeter
60585261
Area
1.7660056671924E+14
Altitude
17489458.373637
Surface area
1.7660056671924E+14
Volume
9.7066850205627E+20
Height
9520055.3095682