20085949 is an odd 8-digits composite number following 20085948
and preceding 20085950 . In scientific notation, it is written as 2.0085949 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 18540864 positive integers (up to 20085949) that are relatively prime to 20085949.
20085949 has 4 divisors, whose sum is 21631036
The reverse of 20085949 is 94958002
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eighty-five thousand nine hundred forty-nine
Scientific notation
2.0085949 × 10^7
Engineering notation
2.0085949 × 10^6
Prime Factorization
13 × 1545073
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20085949
Product of the distinct prime numbers
The prime factorization of 20085949 is 13 × 1545073.
Since it has a total of 2 prime factors.
9 , 2 , 36 , 75 , 440 , 329 , 448 , 9688 , 94766 , 33200 , 871711 , 187204 , 8279152 , 2207955 , 97639993 , 29174951 , 302972121 , 364009323 , 4119444846 , 2774234038
n×2
40171898
n×3
60257847
n×4
80343796
n×5
100429745
n÷2
10042974.5
n÷3
6695316.3333333
n÷3
5021487.25
n÷5
4017189.8
n2
403445347230601
n3
8.1035826687611E+21
n4
1.6276814820202E+29
n5
3.2693527236102E+36
2 √n
4481.7350434848
3 √n
271.83004178426
4 √n
66.945761953128
5 √n
28.87875532035
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
-20085948
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 20085949 can be divided by 4 positive divisors.
The sum of these divisors (counting 20085949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100111110010111101
3
Ternary
1101210110202001
4
Quaternary
1030213302331
5
Quinary
20120222244
6
Senary
1554302301
8
Octal
114476275
10
Decimal
20085949
12
Duodecimal
6887991
16
Hexadecimal
1327cbd
20
Vigesimal
65aeh9
36
Base36
byif1
md5
fe4d16679457d41f34e04626a08eb60a
sha1
dbf732238af4663f6d4651f4e509fe86c8516624
sha256
2c704bd23e9d9429263324def4af05e56f92004395fd1058411551ec8793b9be
sha512
73a426a82e539bf8da9c5674dd87c1cbca6e1c38c088c60f5ea3cade2f183469ffa92f1f8433d37dd79c445f46cba34f7de5e1f9cc794f4075f5f2979283f21a
ripemd-160
84889c2a13319a004d48c2569d34bd9179fedefc
Diameter
40171898
Circumference
126203739.63756
Area
1.2674609389846E+15
Volume
3.3944207706583E+22
Surface area
5.0698437559386E+15
Circumference
126203739.63756
Perimeter
80343796
Area
403445347230601
Diagonal
28405821.488934
Surface area
2420672083383606
Volume
8.1035826687611E+21
Space diagonal
34789884.186237
Perimeter
60257847
Area
1.7469695987017E+14
Altitude
17394942.093119
Surface area
1.7469695987017E+14
Volume
9.5501637616446E+20
Height
9468607.1629781