20087923 is an odd 8-digits composite number following 20087922
and preceding 20087924 . In scientific notation, it is written as 2.0087923 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 18627840 positive integers (up to 20087923) that are relatively prime to 20087923.
20087923 has 8 divisors, whose sum is 20442240
The reverse of 20087923 is 32978002
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million eighty-seven thousand nine hundred twenty-three
Scientific notation
2.0087923 × 10^7
Engineering notation
2.0087923 × 10^6
Prime Factorization
1247 × 181 × 89
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20087923
Product of the distinct prime numbers
The prime factorization of 20087923 is 1247 × 181 × 89.
Since it has a total of 3 prime factors.
10 , 6 , 61 , 78 , 425 , 482 , 5995 , 6019 , 25936 , 28052 , 224079 , 478038 , 6252633 , 1061275 , 71806754 , 8081563 , 815435225 , 347196334 , 8238432104 , 471314991
n×2
40175846
n×3
60263769
n×4
80351692
n×5
100439615
n÷2
10043961.5
n÷3
6695974.3333333
n÷3
5021980.75
n÷5
4017584.6
n2
403524650453929
n3
8.1059721069204E+21
n4
1.6283214352397E+29
n5
3.2709595610344E+36
2 √n
4481.9552652832
3 √n
271.8389464324
4 √n
66.947406710665
5 √n
28.879322925318
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
-20087922
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 20087923 can be divided by 8 positive divisors.
The sum of these divisors (counting 20087923) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000010001110011
3
Ternary
1101210120110011
4
Quaternary
1030220101303
5
Quinary
20120303143
6
Senary
1554315351
8
Octal
114502163
10
Decimal
20087923
12
Duodecimal
6888b57
16
Hexadecimal
1328473
20
Vigesimal
65ajg3
36
Base36
byjxv
md5
440730212690d7136d16def455949250
sha1
728f24b9acb236be2a8257e34a1a2c8c2e820b73
sha256
2ee1ec0ac192c61e11d69a69da7c83de9c987b3e5117b21fd8128a6a4b248126
sha512
a9b34df35768a8ca18bd2987be0075bc0520b7da815c0a9a3b6314eb64edac48f594a892447b26dd47aad343cf8f216509fa524045b715efe7bd3b0b326812aa
ripemd-160
7d2bff655fd76da1115aeb6c649741e6da196fef
Diameter
40175846
Circumference
126216142.64535
Area
1.2677100774085E+15
Volume
3.395421656174E+22
Surface area
5.0708403096338E+15
Circumference
126216142.64535
Perimeter
80351692
Area
403524650453929
Diagonal
28408613.146506
Surface area
2421147902723574
Volume
8.1059721069204E+21
Space diagonal
34793303.254531
Perimeter
60263769
Area
1.7473129917317E+14
Altitude
17396651.627266
Surface area
1.7473129917317E+14
Volume
9.5529797415208E+20
Height
9469537.7155021