20198890 is an even 8-digits composite number following 20198889
and preceding 20198891 . In scientific notation, it is written as 2.0198890 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 7537920 positive integers (up to 20198890) that are relatively prime to 20198890.
20198890 has 32 divisors, whose sum is 38833344
The reverse of 20198890 is 09889102
Previous prime number is 131
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred ninety-eight thousand eight hundred ninety
Scientific notation
2.0198890 × 10^7
Engineering notation
2.0198890 × 10^6
Prime Factorization
2 × 5 × 17 × 131 × 907
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20198890
Product of the distinct prime numbers
The prime factorization of 20198890 is 2 × 5 × 17 × 131 × 907.
Since it has a total of 5 prime factors.
5 , 7 , 9 , 24 , 459 , 62 , 4857 , 8638 , 19628 , 56907 , 264008 , 116961 , 3885611 , 5408763 , 31906364 , 78823031 , 763462962 , 860686825 , 3225109129 , 4223272477
n×2
40397780
n×3
60596670
n×4
80795560
n×5
100994450
n÷2
10099445
n÷3
6732963.3333333
n÷3
5049722.5
n÷5
4039778
n2
407995157232100
n3
8.2410493014639E+21
n4
1.6646004832485E+29
n5
3.3623082055082E+36
2 √n
4494.3175232731
3 √n
272.33857959421
4 √n
67.039671264656
5 √n
28.91115891079
1 , 2 , 5 , 10 , 17 , 34 , 85 , 131 , 170 , 262 , 655 , 907 , 1310 , 1814 , 2227 , 4454 , 4535 , 9070 , 11135 , 15419 , 22270 , 30838 , 77095 , 118817 , 154190 , 237634 , 594085 , 1188170 , 2019889 , 4039778 , 10099445 , 20198890
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20198889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20198890 can be divided by 32 positive divisors.
The sum of these divisors (counting 20198890) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101000011010111101010
3
Ternary
1102000012200001
4
Quaternary
1031003113222
5
Quinary
20132331030
6
Senary
2000533214
8
Octal
115032752
10
Decimal
20198890
12
Duodecimal
692120a
16
Hexadecimal
13435ea
20
Vigesimal
664h4a
36
Base36
c0xka
md5
a52f3a99e25481b581136cd97e5f731d
sha1
946bc0e1bfcb962daea32b46f6e7f99f5898b28e
sha256
6054711bcf68a37237f8109325f02a32c100d51119cd6d84fe4715df3550bca2
sha512
18767adc6df1fe5431f15dc92df229d0fe48dc75c01555fde357849aa7c824a6969d0c91a4920b9e087af2097f354f147134cd22e478e7db6b8c8eef52817b89
ripemd-160
4bd86e687df72cc60b8dad5dd7faf48b60b3c168
Diameter
40397780
Circumference
126913368.86934
Area
1.2817545886606E+15
Volume
3.4520026591134E+22
Surface area
5.1270183546423E+15
Circumference
126913368.86934
Perimeter
80795560
Area
407995157232100
Diagonal
28565544.182882
Surface area
2447970943392600
Volume
8.2410493014639E+21
Space diagonal
34985503.736495
Perimeter
60596670
Area
1.7666708539201E+14
Altitude
17492751.868247
Surface area
1.7666708539201E+14
Volume
9.7121697419296E+20
Height
9521848.0609608