19989158 is an even 8-digits composite number following 19989157
and preceding 19989159 . In scientific notation, it is written as 1.9989158 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 8566740 positive integers (up to 19989158) that are relatively prime to 19989158.
19989158 has 8 divisors, whose sum is 30595800
The reverse of 19989158 is 85198991
Previous prime number is 49
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
nineteen million nine hundred eighty-nine thousand one hundred fifty-eight
Scientific notation
1.9989158 × 10^7
Engineering notation
1.9989158 × 10^6
Prime Factorization
2 × 49 × 203971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19989158
Product of the distinct prime numbers
The prime factorization of 19989158 is 2 × 49 × 203971.
Since it has a total of 3 prime factors.
4 , 9 , 94 , 49 , 9 , 818 , 9753 , 8668 , 54799 , 36496 , 588158 , 645337 , 7714469 , 9875866 , 19186215 , 11930082 , 974621700 , 113480079 , 3988448878 , 9250015788
n×2
39978316
n×3
59967474
n×4
79956632
n×5
99945790
n÷2
9994579
n÷3
6663052.6666667
n÷3
4997289.5
n÷5
3997831.6
n2
399566437548964
n3
7.9869966516634E+21
n4
1.5965333801557E+29
n5
3.1913357988206E+36
2 √n
4470.9236182248
3 √n
271.39270326724
4 √n
66.864965551661
5 √n
28.850869089096
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
-19989157
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 19989158 can be divided by 8 positive divisors.
The sum of these divisors (counting 19989158) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000001010100110
3
Ternary
1101121112222012
4
Quaternary
1030100022212
5
Quinary
20104123113
6
Senary
1552234222
8
Octal
114201246
10
Decimal
19989158
12
Duodecimal
683b972
16
Hexadecimal
13102a6
20
Vigesimal
64ichi
36
Base36
bwfqe
md5
8803b24f2966b47c264845f89de77f6a
sha1
495405742dff4bd0f624840bb2673903569e3b7d
sha256
69fff962cd25db79247d3a2b55ade7166a25d95e700e23a759d201f97c445964
sha512
2c0e99ec9fab8f5d298f51b4a3274bd8674c91adaa5ebebfc3dcdb05c8cc1261ec43a2109d426a5d8b93b7e7bebf74d6cfd8ce2cdaa84c73eba560e62f8ca962
ripemd-160
b0d205bb90317e216bf9f44962074eef3c370640
Diameter
39978316
Circumference
125595583.84849
Area
1.2552749848249E+15
Volume
3.3455853340149E+22
Surface area
5.0210999392995E+15
Circumference
125595583.84849
Perimeter
79956632
Area
399566437548964
Diagonal
28268938.344019
Surface area
2397398625293784
Volume
7.9869966516634E+21
Space diagonal
34622237.256522
Perimeter
59967474
Area
1.7301734270853E+14
Altitude
17311118.628261
Surface area
1.7301734270853E+14
Volume
9.4127658228424E+20
Height
9422979.4480062