128220398 is an even 9-digits composite number following 128220397
and preceding 128220399 . In scientific notation, it is written as 1.28220398 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 60507000 positive integers (up to 128220398) that are relatively prime to 128220398.
128220398 has 16 divisors, whose sum is 203216640
The reverse of 128220398 is 893022821
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million two hundred twenty thousand three hundred ninety-eight
Scientific notation
1.28220398 × 10^8
Engineering notation
1.28220398 × 10^6
Prime Factorization
2 × 271 × 19 × 12451
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128220398
Product of the distinct prime numbers
The prime factorization of 128220398 is 2 × 271 × 19 × 12451.
Since it has a total of 4 prime factors.
1 , 8 , 85 , 89 , 981 , 128 , 256 , 2687 , 15628 , 51090 , 398714 , 450203 , 9011588 , 4456135 , 5976658 , 44318354 , 106122385 , 574867972 , 2538352057 , 7668325277
n×2
256440796
n×3
384661194
n×4
512881592
n×5
641101990
n÷2
64110199
n÷3
42740132.666667
n÷3
32055099.5
n÷5
25644079.6
n2
16440470463278404
n3
2.1080036661088E+24
n4
2.7028906905393E+32
n5
3.4656572009144E+40
2 √n
11323.444617253
3 √n
504.25750834773
4 √n
106.4116751924
5 √n
41.839975747662
1 , 2 , 19 , 38 , 271 , 542 , 5149 , 10298 , 12451 , 24902 , 236569 , 473138 , 3374221 , 6748442 , 64110199 , 128220398
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128220397
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128220398 can be divided by 16 positive divisors.
The sum of these divisors (counting 128220398) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001000111110011101110
3
Ternary
22221021021022122
4
Quaternary
13221013303232
5
Quinary
230311023043
6
Senary
20420112542
8
Octal
751076356
10
Decimal
128220398
12
Duodecimal
36b35752
16
Hexadecimal
7a47cee
20
Vigesimal
2017aji
36
Base36
24c7hq
md5
4367e835a1bf5a9e1ef8a4375718aea3
sha1
24ae2ee6f9f62cb769bab17f0b9547f21da7e068
sha256
cf97753cd3314d4576730b295a25e3f8675c289563747f00d990f5c1209b53a4
sha512
89946b37b15091f2bf941c06b8d01e949d484dba854c0a2ec3078304b6ce886e1bb589eb9e5d52388a90d3894843c5398a40604e4167dcd1f44d6b222f2166d9
ripemd-160
03ccebc022908f207da90fbd59256aab7b8e2a1e
Diameter
256440796
Circumference
805632520.79432
Area
5.1649261228995E+16
Volume
8.8299851082503E+24
Surface area
2.0659704491598E+17
Circumference
805632520.79432
Perimeter
512881592
Area
16440470463278404
Diagonal
181331025.82448
Surface area
98642822779670424
Volume
2.1080036661088E+24
Space diagonal
222084243.9027
Perimeter
384661194
Area
7.1189325356834E+15
Altitude
111042121.95135
Surface area
7.1189325356834E+15
Volume
2.4843061451194E+23
Height
60443675.274825