20021492 is an even 8-digits composite number following 20021491
and preceding 20021493 . In scientific notation, it is written as 2.0021492 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 9821760 positive integers (up to 20021492) that are relatively prime to 20021492.
20021492 has 12 divisors, whose sum is 35699076
The reverse of 20021492 is 29412002
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million twenty-one thousand four hundred ninety-two
Scientific notation
2.0021492 × 10^7
Engineering notation
2.0021492 × 10^6
Prime Factorization
2 × 2 × 53 × 94441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10010746
Product of the distinct prime numbers
The prime factorization of 20021492 is 2 × 2 × 53 × 94441.
Since it has a total of 4 prime factors.
8 , 3 , 95 , 4 , 730 , 587 , 8873 , 7612 , 68304 , 69019 , 301497 , 957792 , 9765556 , 2274213 , 81273780 , 71323312 , 821650598 , 321389306 , 5004217816 , 2268020893
n×2
40042984
n×3
60064476
n×4
80085968
n×5
100107460
n÷2
10010746
n÷3
6673830.6666667
n÷3
5005373
n÷5
4004298.4
n2
400860141906064
n3
8.0258181242911E+21
n4
1.6068885336895E+29
n5
3.2172305922156E+36
2 √n
4474.5381884615
3 √n
271.53895729135
4 √n
66.891988970739
5 √n
28.86019675557
1 , 2 , 4 , 53 , 106 , 212 , 94441 , 188882 , 377764 , 5005373 , 10010746 , 20021492
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
-20021491
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 20021492 can be divided by 12 positive divisors.
The sum of these divisors (counting 20021492) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100011000000011110100
3
Ternary
1101200012022202
4
Quaternary
1030120003310
5
Quinary
20111141432
6
Senary
1553044032
8
Octal
114300364
10
Decimal
20021492
12
Duodecimal
6856618
16
Hexadecimal
13180f4
20
Vigesimal
652dec
36
Base36
bx4ok
md5
e9d89128b2383dc3928c628bccb93578
sha1
54bd975323d9aa9537338b077d781e245ec68085
sha256
ed6ec7b5c7eb1a2739f2f0e2e5861b62f33742d87f380e7b2ed4f1f49eca03b2
sha512
2c8e3add88b1c3571396063f16560e3a65918610b60565f6b9ed0d0bf3d1cebb868b36fb9e7dd1ac6441fc7d57d388a089bb37e5ed7b37ea992bfe5955a26b00
ripemd-160
1993469d66a045f4ae779b91d897f52253ed7246
Diameter
40042984
Circumference
125798744.36221
Area
1.2593392769291E+15
Volume
3.3618468344428E+22
Surface area
5.0373571077162E+15
Circumference
125798744.36221
Perimeter
80085968
Area
400860141906064
Diagonal
28314665.525344
Surface area
2405160851436384
Volume
8.0258181242911E+21
Space diagonal
34678241.387334
Perimeter
60064476
Area
1.7357753312764E+14
Altitude
17339120.693667
Surface area
1.7357753312764E+14
Volume
9.4585173670936E+20
Height
9438221.8417815