18889009 is an odd 8-digits prime number following 18889008
and preceding 18889010 . In scientific notation, it is written as 1.8889009 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 18889008 positive integers (up to 18889009) that are relatively prime to 18889009.
18889009 has 2 divisors, whose sum is 18889010
The reverse of 18889009 is 90098881
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighteen million eight hundred eighty-nine thousand nine
Scientific notation
1.8889009 × 10^7
Engineering notation
1.8889009 × 10^6
Prime Factorization
18889009
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18889009
Product of the distinct prime numbers
The prime factorization of 18889009 is 18889009.
Since it has a total of 1 prime factors.
2 , 5 , 77 , 82 , 395 , 1 , 5689 , 5264 , 36994 , 36875 , 438432 , 466835 , 8655142 , 6123456 , 88581486 , 82110621 , 729735723 , 168861492 , 4042402221 , 8905185408
n×2
37778018
n×3
56667027
n×4
75556036
n×5
94445045
n÷2
9444504.5
n÷3
6296336.3333333
n÷3
4722252.25
n÷5
3777801.8
n2
356794661002081
n3
6.7394975628203E+21
n4
1.2730243011959E+29
n5
2.4046167482508E+36
2 √n
4346.1487549323
3 √n
266.31955583909
4 √n
65.92532711282
5 √n
28.526062848413
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18889010
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9444505
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4346.1488699767
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998941183
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18889009 can be divided by 2 positive divisors.
The sum of these divisors (counting 18889009) is 18889010, the average is 9444505.
Base
System
Value
2
Binary
1001000000011100100110001
3
Ternary
1022112122211221
4
Quaternary
1020003210301
5
Quinary
14313422014
6
Senary
1512505041
8
Octal
110034461
10
Decimal
18889009
12
Duodecimal
63ab181
16
Hexadecimal
1203931
20
Vigesimal
5i12a9
36
Base36
b8uup
md5
0f6461fce01ec13665216da5a0a505b7
sha1
c43788fe6cddf96a1b6cffa0830365e35512ca39
sha256
04ed5e4d228a20e4bd401759e6bce6839b894b7f83e53f745ece0b8e94040bad
sha512
0bca873ad4e76fc262b0fed96b987f22c3786e8f49378f6bf2a8f5b09bd83f0c7dac86cbbdafaec8b478d4ddf2125110a9e43ba3f1494dc3d0bdf73e0d41ec61
ripemd-160
a22821b2eac96056e0c764e436a6261d03456ce1
Diameter
37778018
Circumference
118683143.81598
Area
1.1209034858442E+15
Volume
2.8230341376323E+22
Surface area
4.4836139433768E+15
Circumference
118683143.81598
Perimeter
75556036
Area
356794661002081
Diagonal
26713092.707587
Surface area
2140767966012486
Volume
6.7394975628203E+21
Space diagonal
32716723.292626
Perimeter
56667027
Area
1.5449662018123E+14
Altitude
16358361.646313
Surface area
1.5449662018123E+14
Volume
7.942574047434E+20
Height
8904364.2358625