20198451 is an odd 8-digits composite number following 20198450
and preceding 20198452 . In scientific notation, it is written as 2.0198451 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 10575360 positive integers (up to 20198451) that are relatively prime to 20198451.
20198451 has 8 divisors, whose sum is 20422864
The reverse of 20198451 is 15489102
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred ninety-eight thousand four hundred fifty-one
Scientific notation
2.0198451 × 10^7
Engineering notation
2.0198451 × 10^6
Prime Factorization
273 × 241 × 307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20198451
Product of the distinct prime numbers
The prime factorization of 20198451 is 273 × 241 × 307.
Since it has a total of 3 prime factors.
1 , 9 , 45 , 97 , 814 , 631 , 6060 , 9566 , 4314 , 10648 , 505731 , 321294 , 434064 , 4055841 , 38295743 , 91344476 , 609195885 , 160846785 , 1959105197 , 278930049
n×2
40396902
n×3
60595353
n×4
80793804
n×5
100992255
n÷2
10099225.5
n÷3
6732817
n÷3
5049612.75
n÷5
4039690.2
n2
407977422799401
n3
8.24051198352E+21
n4
1.6644557751404E+29
n5
3.3619428415841E+36
2 √n
4494.2686835569
3 √n
272.33660658971
4 √n
67.039307003853
5 √n
28.911033239438
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20198450
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20198451 can be divided by 8 positive divisors.
The sum of these divisors (counting 20198451) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011010000110011
3
Ternary
1102000012001210
4
Quaternary
1031003100303
5
Quinary
20132322301
6
Senary
2000531203
8
Octal
115032063
10
Decimal
20198451
12
Duodecimal
6920b03
16
Hexadecimal
1343433
20
Vigesimal
664g2b
36
Base36
c0x83
md5
56cc2bc5f100c92f5282d1c297b19344
sha1
aa4478a26d1cebabdfbd1c87619c41b64ebe27dd
sha256
34edfaa7441bcd56a64ebcff7c3766e5641e8d22178db8a3ca23f706944635fc
sha512
9f6062359051e96ddbacbf8f6517a962ce316057cb11b81f0819494f089456fc6c57ae958c4d2f1811b58cf0f37e7aeed975a9c1c023253b70e0039694fa982c
ripemd-160
b92fda38a083496491c54c57a3768259cf6b23ac
Diameter
40396902
Circumference
126910610.55099
Area
1.2816988742971E+15
Volume
3.4517775878993E+22
Surface area
5.1267954971884E+15
Circumference
126910610.55099
Perimeter
80793804
Area
407977422799401
Diagonal
28564923.343128
Surface area
2447864536796406
Volume
8.24051198352E+21
Space diagonal
34984743.36619
Perimeter
60595353
Area
1.7665940615739E+14
Altitude
17492371.683095
Surface area
1.7665940615739E+14
Volume
9.71153650666E+20
Height
9521641.1143761