20198757 is an odd 8-digits composite number following 20198756
and preceding 20198758 . In scientific notation, it is written as 2.0198757 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 13465836 positive integers (up to 20198757) that are relatively prime to 20198757.
20198757 has 4 divisors, whose sum is 26931680
The reverse of 20198757 is 75789102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million one hundred ninety-eight thousand seven hundred fifty-seven
Scientific notation
2.0198757 × 10^7
Engineering notation
2.0198757 × 10^6
Prime Factorization
3 × 6732919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20198757
Product of the distinct prime numbers
The prime factorization of 20198757 is 3 × 6732919.
Since it has a total of 2 prime factors.
1 , 6 , 91 , 29 , 242 , 890 , 7463 , 4864 , 44328 , 39780 , 292026 , 255328 , 5383848 , 8449848 , 97689663 , 1740287 , 116838519 , 62227949 , 1162702469 , 2821538043
n×2
40397514
n×3
60596271
n×4
80795028
n×5
100993785
n÷2
10099378.5
n÷3
6732919
n÷3
5049689.25
n÷5
4039751.4
n2
407989784345049
n3
8.240886512468E+21
n4
1.6645566412992E+29
n5
3.3621975110339E+36
2 √n
4494.3027267864
3 √n
272.33798185327
4 √n
67.039560908365
5 √n
28.911120837468
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
-20198756
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 20198757 can be divided by 4 positive divisors.
The sum of these divisors (counting 20198757) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000011010101100101
3
Ternary
1102000012111010
4
Quaternary
1031003111211
5
Quinary
20132330012
6
Senary
2000532433
8
Octal
115032545
10
Decimal
20198757
12
Duodecimal
6921119
16
Hexadecimal
1343565
20
Vigesimal
664ghh
36
Base36
c0xgl
md5
551cb6ad82a1506887794b41d9182e00
sha1
ad28f7f6f1b1d7ed84b5e4428bf8dfdd359f8b3e
sha256
a8cc6fa3094bd1000a157b026c4730aec11aaf45073273aba225da7edf0f9371
sha512
e977704c628cb285e6b45feb24285a39bc8e0d4c2661da2e68df2c4f0d9332607afedb3031a6f445b8c80d2280d0876724f8ad5bf44af18c2dbf9bdbaf7ad937
ripemd-160
dc5e2c069cba32f2b65bf0f7e9f9e475d4f7b839
Diameter
40397514
Circumference
126912533.20569
Area
1.2817377092381E+15
Volume
3.4519344702182E+22
Surface area
5.1269508369524E+15
Circumference
126912533.20569
Perimeter
80795028
Area
407989784345049
Diagonal
28565356.092478
Surface area
2447938706070294
Volume
8.240886512468E+21
Space diagonal
34985273.373738
Perimeter
60596271
Area
1.7666475886367E+14
Altitude
17492636.686869
Surface area
1.7666475886367E+14
Volume
9.7119778932582E+20
Height
9521785.3641595