20190955 is an odd 8-digits composite number following 20190954
and preceding 20190956 . In scientific notation, it is written as 2.0190955 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 16152760 positive integers (up to 20190955) that are relatively prime to 20190955.
20190955 has 4 divisors, whose sum is 24229152
The reverse of 20190955 is 55909102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred ninety thousand nine hundred fifty-five
Scientific notation
2.0190955 × 10^7
Engineering notation
2.0190955 × 10^6
Prime Factorization
5 × 4038191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20190955
Product of the distinct prime numbers
The prime factorization of 20190955 is 5 × 4038191.
Since it has a total of 2 prime factors.
5 , 3 , 93 , 55 , 644 , 667 , 8498 , 4272 , 91825 , 55112 , 565728 , 543580 , 7351432 , 5661668 , 80281043 , 76204878 , 807759900 , 199771191 , 9313194814 , 8321291755
n×2
40381910
n×3
60572865
n×4
80763820
n×5
100954775
n÷2
10095477.5
n÷3
6730318.3333333
n÷3
5047738.75
n÷5
4038191
n2
407674663812025
n3
8.2313407916687E+21
n4
1.6619863151425E+29
n5
3.3557090899658E+36
2 √n
4493.4346551385
3 √n
272.30291278827
4 √n
67.033086271919
5 √n
28.908887042353
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
-20190954
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 20190955 can be divided by 4 positive divisors.
The sum of these divisors (counting 20190955) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001011011101011
3
Ternary
1101222210210011
4
Quaternary
1031001123223
5
Quinary
20132102310
6
Senary
2000432351
8
Octal
115013353
10
Decimal
20190955
12
Duodecimal
69186b7
16
Hexadecimal
13416eb
20
Vigesimal
663h7f
36
Base36
c0rfv
md5
44c216a0585874b80085a088fc331c71
sha1
6e0af03564c11abb04fb82c9763e0d6b9c9e34ad
sha256
e96504d680bce84d8a8311eb4971a5c9c1e3b37dc61188dc1bca11a25845d3c0
sha512
f077eba755dce11b25ed28a449b0ab155b7b7b7b824a0acdb340f719940de1a81e07a3ba972fc5d2ef74dc6bb603c7502a580757632a31b1076e791ffb1bc3b0
ripemd-160
5e2aecd7110dcc73766a5afd6e242c7b83b57907
Diameter
40381910
Circumference
126863511.79392
Area
1.2807477288865E+15
Volume
3.4479359680401E+22
Surface area
5.1229909155462E+15
Circumference
126863511.79392
Perimeter
80763820
Area
407674663812025
Diagonal
28554322.398265
Surface area
2446047982872150
Volume
8.2313407916687E+21
Space diagonal
34971759.913337
Perimeter
60572865
Area
1.7652830767025E+14
Altitude
17485879.956668
Surface area
1.7652830767025E+14
Volume
9.7007281534107E+20
Height
9518107.4660883