20349931 is an odd 8-digits composite number following 20349930
and preceding 20349932 . In scientific notation, it is written as 2.0349931 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 16522704 positive integers (up to 20349931) that are relatively prime to 20349931.
20349931 has 12 divisors, whose sum is 24548592
The reverse of 20349931 is 13994302
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million three hundred forty-nine thousand nine hundred thirty-one
Scientific notation
2.0349931 × 10^7
Engineering notation
2.0349931 × 10^6
Prime Factorization
7 × 19 × 19 × 8053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1071049
Product of the distinct prime numbers
The prime factorization of 20349931 is 7 × 19 × 19 × 8053.
Since it has a total of 4 prime factors.
2 , 2 , 34 , 62 , 179 , 583 , 8203 , 9528 , 42260 , 92554 , 648143 , 602601 , 427448 , 7257184 , 61096371 , 73713914 , 670045365 , 74821035 , 7335146452 , 6919701218
n×2
40699862
n×3
61049793
n×4
81399724
n×5
101749655
n÷2
10174965.5
n÷3
6783310.3333333
n÷3
5087482.75
n÷5
4069986.2
n2
414119691704761
n3
8.4273071519332E+21
n4
1.7149511905765E+29
n5
3.4899138396599E+36
2 √n
4511.0897796431
3 √n
273.01571557255
4 √n
67.164646799064
5 √n
28.954267886684
1 , 7 , 19 , 133 , 361 , 2527 , 8053 , 56371 , 153007 , 1071049 , 2907133 , 20349931
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20349930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20349931 can be divided by 12 positive divisors.
The sum of these divisors (counting 20349931) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101101000001111101011
3
Ternary
1102021212212011
4
Quaternary
1031220033223
5
Quinary
20202144211
6
Senary
2004100351
8
Octal
115501753
10
Decimal
20349931
12
Duodecimal
69946b7
16
Hexadecimal
13683eb
20
Vigesimal
673egb
36
Base36
c463v
md5
d3844cb6dccafd227c9685bf5337161d
sha1
e02274b02a0f590af16748ef70b16843a767dd2b
sha256
a225dd3d9850a6fa6116c9c95939988c907bdfada1e366ed947ff312b47873c1
sha512
3caae3a48cb4168c6c25217e8be579c89dd706240c7bb708955df9597f6930d48f8aa6dfbe933b92f59443cdf494195528039b7b0f51391949c728fde8005151
ripemd-160
20d37c69042e1a646309381a314748e49d93224a
Diameter
40699862
Circumference
127862387.46132
Area
1.3009953811665E+15
Volume
3.5300221650744E+22
Surface area
5.2039815246662E+15
Circumference
127862387.46132
Perimeter
81399724
Area
414119691704761
Diagonal
28779148.413557
Surface area
2484718150228566
Volume
8.4273071519332E+21
Space diagonal
35247114.422521
Perimeter
61049793
Area
1.7931908661185E+14
Altitude
17623557.21126
Surface area
1.7931908661185E+14
Volume
9.9316767237897E+20
Height
9593049.4711856