128889122 is an even 9-digits composite number following 128889121
and preceding 128889123 . In scientific notation, it is written as 1.28889122 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 61052724 positive integers (up to 128889122) that are relatively prime to 128889122.
128889122 has 8 divisors, whose sum is 203509200
The reverse of 128889122 is 221988821
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million eight hundred eighty-nine thousand one hundred twenty-two
Scientific notation
1.28889122 × 10^8
Engineering notation
1.28889122 × 10^6
Prime Factorization
2 × 19 × 3391819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128889122
Product of the distinct prime numbers
The prime factorization of 128889122 is 2 × 19 × 3391819.
Since it has a total of 3 prime factors.
6 , 2 , 76 , 32 , 42 , 940 , 5543 , 6212 , 511 , 93364 , 53824 , 724869 , 3511209 , 1734666 , 48656233 , 88368031 , 881968718 , 48708022 , 4226255709 , 1280798142
n×2
257778244
n×3
386667366
n×4
515556488
n×5
644445610
n÷2
64444561
n÷3
42963040.666667
n÷3
32222280.5
n÷5
25777824.4
n2
16612405769930884
n3
2.1411583939941E+24
n4
2.7597202546483E+32
n5
3.5569792058724E+40
2 √n
11352.934510513
3 √n
505.13262797575
4 √n
106.55015021347
5 √n
41.883527645143
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
-128889121
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 128889122 can be divided by 8 positive divisors.
The sum of these divisors (counting 128889122) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101011000100100010
3
Ternary
22222112020122012
4
Quaternary
13223223010202
5
Quinary
230443422442
6
Senary
20442312522
8
Octal
753530442
10
Decimal
128889122
12
Duodecimal
371b8742
16
Hexadecimal
7aeb122
20
Vigesimal
205b2g2
36
Base36
24qjhe
md5
3ebc7aacfa1bb485332e143f646b380c
sha1
12e8b41af32428cccdeb6c8570cf627df891ab79
sha256
4dcec58ab8c0f291d21327bbb751e4c14f70493c4bbe61f665b28573dcf8e4ba
sha512
36b929f08e16c629d1a597f4fd5e3ddc3699922ea7b72a42eaa649cdf3fe64fb59df245d745e5809c6bb88335444245e5c25da67bbe66e1d76fecf337887622f
ripemd-160
d85f0b886bdb8f128b8c9bb17db50c0cc7e0d204
Diameter
257778244
Circumference
809834237.60568
Area
5.2189411925268E+16
Volume
8.9688633076588E+24
Surface area
2.0875764770107E+17
Circumference
809834237.60568
Perimeter
515556488
Area
16612405769930884
Diagonal
182276744.37476
Surface area
99674434619585304
Volume
2.1411583939941E+24
Space diagonal
223242507.84694
Perimeter
386667366
Area
7.1933827073677E+15
Altitude
111621253.92347
Surface area
7.1933827073677E+15
Volume
2.5233793666462E+23
Height
60758914.791587