20189521 is an odd 8-digits composite number following 20189520
and preceding 20189522 . In scientific notation, it is written as 2.0189521 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18354100 positive integers (up to 20189521) that are relatively prime to 20189521.
20189521 has 4 divisors, whose sum is 22024944
The reverse of 20189521 is 12598102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred eighty-nine thousand five hundred twenty-one
Scientific notation
2.0189521 × 10^7
Engineering notation
2.0189521 × 10^6
Prime Factorization
11 × 1835411
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20189521
Product of the distinct prime numbers
The prime factorization of 20189521 is 11 × 1835411.
Since it has a total of 2 prime factors.
6 , 3 , 38 , 53 , 89 , 251 , 5217 , 7754 , 14914 , 99640 , 872445 , 256015 , 922316 , 4378371 , 40166683 , 20936412 , 128886007 , 526727465 , 9340677399 , 7663467738
n×2
40379042
n×3
60568563
n×4
80758084
n×5
100947605
n÷2
10094760.5
n÷3
6729840.3333333
n÷3
5047380.25
n÷5
4037904.2
n2
407616758209441
n3
8.2295870998214E+21
n4
1.6615142157317E+29
n5
3.3545176150314E+36
2 √n
4493.2750861704
3 √n
272.29646614551
4 √n
67.03189603592
5 √n
28.908476397866
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
-20189520
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 20189521 can be divided by 4 positive divisors.
The sum of these divisors (counting 20189521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001000101010001
3
Ternary
1101222201211001
4
Quaternary
1031001011101
5
Quinary
20132031041
6
Senary
2000422001
8
Octal
115010521
10
Decimal
20189521
12
Duodecimal
6917901
16
Hexadecimal
1341151
20
Vigesimal
663dg1
36
Base36
c0qc1
md5
ce19a7939ab488efc2a6566992c3d7dd
sha1
3f86bc5ea2313ab839115e9be1bdd0ba500e9ec9
sha256
3a10972d2a45920434b72a3ba39a0bf211f7479f2999a8c3480d7640959cf055
sha512
cf1e25cc33b2d96322ac4193e003de24fa39c9a07b292c440e641691a1f9ab8cba3753a6344d6c273a30be1493396c7830d7b75e8f2895bc7f68f6f94170b154
ripemd-160
57bd9105133c3e0249b078dac44b6c3bb288cb39
Diameter
40379042
Circumference
126854501.70619
Area
1.2805658130709E+15
Volume
3.4472013833168E+22
Surface area
5.1222632522835E+15
Circumference
126854501.70619
Perimeter
80758084
Area
407616758209441
Diagonal
28552294.416016
Surface area
2445700549256646
Volume
8.2295870998214E+21
Space diagonal
34969276.152479
Perimeter
60568563
Area
1.7650323380882E+14
Altitude
17484638.076239
Surface area
1.7650323380882E+14
Volume
9.6986614077484E+20
Height
9517431.4720055