20198897 is an odd 8-digits composite number following 20198896
and preceding 20198898 . In scientific notation, it is written as 2.0198897 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 20085876 positive integers (up to 20198897) that are relatively prime to 20198897.
20198897 has 4 divisors, whose sum is 20311920
The reverse of 20198897 is 79889102
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million one hundred ninety-eight thousand eight hundred ninety-seven
Scientific notation
2.0198897 × 10^7
Engineering notation
2.0198897 × 10^6
Prime Factorization
179 × 112843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20198897
Product of the distinct prime numbers
The prime factorization of 20198897 is 179 × 112843.
Since it has a total of 2 prime factors.
10 , 10 , 69 , 75 , 738 , 615 , 3272 , 1368 , 86733 , 94238 , 172840 , 92315 , 1045869 , 1154117 , 48530169 , 97502237 , 351070724 , 935257300 , 2392588039 , 4036891738
n×2
40397794
n×3
60596691
n×4
80795588
n×5
100994485
n÷2
10099448.5
n÷3
6732965.6666667
n÷3
5049724.25
n÷5
4039779.4
n2
407995440016609
n3
8.2410578693652E+21
n4
1.6646027907435E+29
n5
3.362314031614E+36
2 √n
4494.3183020342
3 √n
272.33861105419
4 √n
67.039677072867
5 √n
28.911160914644
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
-20198896
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 20198897 can be divided by 4 positive divisors.
The sum of these divisors (counting 20198897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000011010111110001
3
Ternary
1102000012200022
4
Quaternary
1031003113301
5
Quinary
20132331042
6
Senary
2000533225
8
Octal
115032761
10
Decimal
20198897
12
Duodecimal
6921215
16
Hexadecimal
13435f1
20
Vigesimal
664h4h
36
Base36
c0xkh
md5
d783ef4447b7e64bb3ae845f9b585cc4
sha1
a79e57082b0b7a6d59209ccf94fd3551a640ecd3
sha256
5ffa1f728d93df04655be1fe41460e4472d0b3cd3449c384a51f291bc4173873
sha512
6fbf873b39319491ccc72d65ad75cfe20329d90cec41877eb5497f50b51a128ceb68471318634bf5247c234c607dcae2c62ba5c5696197305acfa07be7be4241
ripemd-160
d51609ba7446491945cbd15cbde54747ef52f508
Diameter
40397794
Circumference
126913412.85163
Area
1.2817554770543E+15
Volume
3.4520062480275E+22
Surface area
5.1270219082173E+15
Circumference
126913412.85163
Perimeter
80795588
Area
407995440016609
Diagonal
28565554.082377
Surface area
2447972640099654
Volume
8.2410578693652E+21
Space diagonal
34985515.860851
Perimeter
60596691
Area
1.766672078413E+14
Altitude
17492757.930425
Surface area
1.766672078413E+14
Volume
9.7121798392981E+20
Height
9521851.3607924