18989822 is an even 8-digits composite number following 18989821
and preceding 18989823 . In scientific notation, it is written as 1.8989822 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 9494910 positive integers (up to 18989822) that are relatively prime to 18989822.
18989822 has 4 divisors, whose sum is 28484736
The reverse of 18989822 is 22898981
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million nine hundred eighty-nine thousand eight hundred twenty-two
Scientific notation
1.8989822 × 10^7
Engineering notation
1.8989822 × 10^6
Prime Factorization
2 × 9494911
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18989822
Product of the distinct prime numbers
The prime factorization of 18989822 is 2 × 9494911.
Since it has a total of 2 prime factors.
4 , 6 , 79 , 52 , 894 , 575 , 4403 , 2064 , 53069 , 24666 , 660185 , 762289 , 7272300 , 8178435 , 55210722 , 30825612 , 855839415 , 858935035 , 3426849685 , 9458297459
n×2
37979644
n×3
56969466
n×4
75959288
n×5
94949110
n÷2
9494911
n÷3
6329940.6666667
n÷3
4747455.5
n÷5
3797964.4
n2
360613339591684
n3
6.8479831296716E+21
n4
1.3004198069147E+29
n5
2.4694740658584E+36
2 √n
4357.7312904767
3 √n
266.79250900733
4 √n
66.013114533983
5 √n
28.556447482817
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
-18989821
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 18989822 can be divided by 4 positive divisors.
The sum of these divisors (counting 18989822) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011100001011111110
3
Ternary
1022201210010202
4
Quaternary
1020130023332
5
Quinary
14330133242
6
Senary
1515003502
8
Octal
110341376
10
Decimal
18989822
12
Duodecimal
6439592
16
Hexadecimal
121c2fe
20
Vigesimal
5ideb2
36
Base36
bb0n2
md5
227551bcde89326a7682020c8c4bf66d
sha1
01ae08164289ffbb70c1b4153592aea5acb3e3b7
sha256
e1e20d6f28dbc7d6b54a87ba5d3452a2de9913be698bc9f804465c7f23ef85b2
sha512
c9bc70e14b740d16793822281480d4d9fdd7870dced01f529723b71b1c27feecc78d729ff099952567cde2c565ec30d96566712420641401272a4d9e086371c5
ripemd-160
f939950d5df14319da222ee6944e6b792ce5a3cb
Diameter
37979644
Circumference
119316570.57636
Area
1.1329002184477E+15
Volume
2.8684764656111E+22
Surface area
4.5316008737909E+15
Circumference
119316570.57636
Perimeter
75959288
Area
360613339591684
Diagonal
26855663.819451
Surface area
2163680037550104
Volume
6.8479831296716E+21
Space diagonal
32891336.530689
Perimeter
56969466
Area
1.5615015651497E+14
Altitude
16445668.265345
Surface area
1.5615015651497E+14
Volume
8.0704255140698E+20
Height
8951887.939817