189997888 is an even 9-digits composite number following 189997887
and preceding 189997889 . In scientific notation, it is written as 1.89997888 × 10^8.
The sum of its digits is 67. It has a total of 7 prime factors and 14 positive divisors.
There are 94998912 positive integers (up to 189997888) that are relatively prime to 189997888.
189997888 has 14 divisors, whose sum is 377027186
The reverse of 189997888 is 888799981
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 67
Digital Root 4
Name
one hundred eighty-nine million nine hundred ninety-seven thousand eight hundred eighty-eight
Scientific notation
1.89997888 × 10^8
Engineering notation
1.89997888 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2968717
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
5937434
Product of the distinct prime numbers
The prime factorization of 189997888 is 2 × 2 × 2 × 2 × 2 × 2 × 2968717.
Since it has a total of 7 prime factors.
3 , 8 , 88 , 90 , 869 , 782 , 5556 , 5883 , 70041 , 91970 , 302279 , 711157 , 5692397 , 197666 , 13170938 , 33065867 , 584363578 , 875728343 , 8990575067 , 2432468203
n×2
379995776
n×3
569993664
n×4
759991552
n×5
949989440
n÷2
94998944
n÷3
63332629.333333
n÷3
47499472
n÷5
37999577.6
n2
36099197444460544
n3
6.8587712729425E+24
n4
1.3031520561341E+33
n5
2.4759613840835E+41
2 √n
13783.972141585
3 √n
574.88757776894
4 √n
117.40516232937
5 √n
45.263669044217
1 , 2 , 4 , 8 , 16 , 32 , 64 , 2968717 , 5937434 , 11874868 , 23749736 , 47499472 , 94998944 , 189997888
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189997887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189997888 can be divided by 14 positive divisors.
The sum of these divisors (counting 189997888) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1011010100110010001101000000
3
Ternary
111020111220002211
4
Quaternary
23110302031000
5
Quinary
342114413023
6
Senary
30504151504
8
Octal
1324621500
10
Decimal
189997888
12
Duodecimal
53768594
16
Hexadecimal
b532340
20
Vigesimal
2j79ee8
36
Base36
354bb4
md5
623e195790674f891145e6e85b914d6b
sha1
811638794a152d13c3295a92ca18b28d38ea3415
sha256
d052e75e3118345c00f276249a05a7369fb99e3ebcb19f53cde5a063feb86687
sha512
9fa90689eda24b9dacb916793d0d1e8b9dd9c483d30c22f490588b4b8bc45e9e46e47b552c34d457a86b6d0480bef5946374c8c134991572dfe6ee6004ef724d
ripemd-160
084478f99afc4aef7dad839e8acc70e2b0ba472c
Diameter
379995776
Circumference
1193791938.2768
Area
1.13408973492E+17
Volume
2.8729953924972E+25
Surface area
4.5363589396802E+17
Circumference
1193791938.2768
Perimeter
759991552
Area
36099197444460544
Diagonal
268697590.03184
Surface area
216595184666763264
Volume
6.8587712729425E+24
Space diagonal
329085995.34678
Perimeter
569993664
Area
1.5631411021567E+16
Altitude
164542997.67339
Surface area
1.5631411021567E+16
Volume
8.0831394628419E+23
Height
89565863.343948