188889889 is an odd 9-digits prime number following 188889888
and preceding 188889890 . In scientific notation, it is written as 1.88889889 × 10^8.
The sum of its digits is 67. It has a total of 1 prime factors and 2 positive divisors.
There are 188889888 positive integers (up to 188889889) that are relatively prime to 188889889.
188889889 has 2 divisors, whose sum is 188889890
The reverse of 188889889 is 988988881
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 67 Digital Root 4
Name
one hundred eighty-eight million eight hundred eighty-nine thousand eight hundred eighty-nine
Scientific notation
1.88889889 × 10^8
Engineering notation
1.88889889 × 10^6
Prime Factorization
188889889
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
188889889 Product of the distinct prime numbers
The prime factorization of 188889889 is 188889889.
Since it has a total of 1 prime factors.
6 , 4 , 1 , 68 , 678 , 739 , 7925 , 4435 , 13463 , 28642 , 542691 , 949775 , 6472487 , 4955067 , 5735165 , 74123690 , 888255332 , 22745850 , 4064553469 , 3974620838
n×2
377779778
n×3
566669667
n×4
755559556
n×5
944449445
n÷2
94444944.5
n÷3
62963296.333333
n÷3
47222472.25
n÷5
37777977.8
n2
35679390166432321
n3
6.7394760481251E+24
n4
1.2730188826485E+33
n5
2.4046039543838E+41
2 √n13743.721803063
3 √n573.76788621593
4 √n117.2336206174
5 √n45.21075319431
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
188889890 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
94444945 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
13743.721839444 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999894118 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 188889889 can be divided by 2 positive divisors.
The sum of these divisors (counting 188889889) is 188889890, the average is 94444945.
Base
System
Value
2
Binary
1011010000100011101100100001
3
Ternary
111011102121012211
4
Quaternary
23100203230201
5
Quinary
341323434024
6
Senary
30424322121
8
Octal
1320435441
10
Decimal
188889889
12
Duodecimal
53313341
16
Hexadecimal
b423b21
20
Vigesimal
2j0b4e9
36
Base36
34gkdd
md5
a2982b685671452b25af11951a40c812
sha1
2e73fd376ac65fe5fd8e69d8b6927f6c27f04ee4
sha256
07c22ec95fb8ada7bca3f0aad71ba391ebb677c9966474992adcc85231014eee
sha512
95e18918a13caccdee42f249bca493da3a82a13e0fc49ef28af8cf67e59b1402c133804a63dfa2cadc4df3b878a208db9d014be4c27d4e2ee6a8e5811b0eb4a3
ripemd-160
e26f6a54b08ffda7000902439342c634a9a824b3
Diameter
377779778
Circumference
1186830175.2396
Area
1.1209011003143E+17
Volume
2.8230251255779E+25
Surface area
4.4836044012571E+17
Circumference
1186830175.2396
Perimeter
755559556
Area
35679390166432321
Diagonal
267130642.81895
Surface area
214076340998593926
Volume
6.7394760481251E+24
Space diagonal
327166884.78405
Perimeter
566669667
Area
1.5449629137834E+16
Altitude
163583442.39202
Surface area
1.5449629137834E+16
Volume
7.9425486921226E+23
Height
89043547.606316