20049691 is an odd 8-digits composite number following 20049690
and preceding 20049692 . In scientific notation, it is written as 2.0049691 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19998792 positive integers (up to 20049691) that are relatively prime to 20049691.
20049691 has 4 divisors, whose sum is 20100592
The reverse of 20049691 is 19694002
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million forty-nine thousand six hundred ninety-one
Scientific notation
2.0049691 × 10^7
Engineering notation
2.0049691 × 10^6
Prime Factorization
397 × 50503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20049691
Product of the distinct prime numbers
The prime factorization of 20049691 is 397 × 50503.
Since it has a total of 2 prime factors.
9 , 6 , 19 , 79 , 581 , 996 , 5629 , 7102 , 83082 , 72078 , 267744 , 18207 , 5884106 , 553914 , 85721573 , 3002800 , 307521742 , 990054512 , 3931630922 , 1888016263
n×2
40099382
n×3
60149073
n×4
80198764
n×5
100248455
n÷2
10024845.5
n÷3
6683230.3333333
n÷3
5012422.75
n÷5
4009938.2
n2
401990109195481
n3
8.0597774744257E+21
n4
1.6159604789099E+29
n5
3.2399508270356E+36
2 √n
4477.6881311677
3 √n
271.66637928048
4 √n
66.915529820571
5 √n
28.868321730322
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
-20049690
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 20049691 can be divided by 4 positive divisors.
The sum of these divisors (counting 20049691) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011110111100011011
3
Ternary
1101201122000011
4
Quaternary
1030132330123
5
Quinary
20113042231
6
Senary
1553422351
8
Octal
114367433
10
Decimal
20049691
12
Duodecimal
686a9b7
16
Hexadecimal
131ef1b
20
Vigesimal
65644b
36
Base36
bxqfv
md5
24f16fce94bdb52dcc8cbd33268f8345
sha1
01e17a34b5347150e8f4e92e1663ff5f3429b003
sha256
9841f57076acdb9632439582e0755937b76b55b24b641d204e4da3ed2932040f
sha512
193b2a744d913734733a8297d33fc2cdb1dd28b691f43af8c0fb42615792552e44d87b6fedc392b7b376b6969c4c0b2008997c30cf0420235d640de310e06a29
ripemd-160
725a1a99fb0db33465f7001c4d33ca0ee0659447
Diameter
40099382
Circumference
125975923.90469
Area
1.2628891738643E+15
Volume
3.3760716937632E+22
Surface area
5.0515566954571E+15
Circumference
125975923.90469
Perimeter
80198764
Area
401990109195481
Diagonal
28354544.93359
Surface area
2411940655172886
Volume
8.0597774744257E+21
Space diagonal
34727083.488056
Perimeter
60149073
Area
1.7406682331668E+14
Altitude
17363541.744028
Surface area
1.7406682331668E+14
Volume
9.4985388450349E+20
Height
9451514.9778633