128331395 is an odd 9-digits composite number following 128331394
and preceding 128331396 . In scientific notation, it is written as 1.28331395 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 102665112 positive integers (up to 128331395) that are relatively prime to 128331395.
128331395 has 4 divisors, whose sum is 153997680
The reverse of 128331395 is 593133821
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million three hundred thirty-one thousand three hundred ninety-five
Scientific notation
1.28331395 × 10^8
Engineering notation
1.28331395 × 10^6
Prime Factorization
5 × 25666279
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128331395
Product of the distinct prime numbers
The prime factorization of 128331395 is 5 × 25666279.
Since it has a total of 2 prime factors.
10 , 6 , 65 , 80 , 430 , 127 , 4580 , 6740 , 87148 , 90041 , 74602 , 920715 , 9833378 , 1360338 , 95768656 , 25318760 , 941321911 , 279023248 , 1361512273 , 1826333084
n×2
256662790
n×3
384994185
n×4
513325580
n×5
641656975
n÷2
64165697.5
n÷3
42777131.666667
n÷3
32082848.75
n÷5
25666279
n2
16468946942646025
n3
2.1134829353307E+24
n4
2.7122621339969E+32
n5
3.480683832615E+40
2 √n
11328.344759937
3 √n
504.40297383372
4 √n
106.43469716186
5 √n
41.847217192208
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128331394
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128331395 can be divided by 4 positive divisors.
The sum of these divisors (counting 128331395) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001100010111010000011
3
Ternary
22221110220120122
4
Quaternary
13221202322003
5
Quinary
230323101040
6
Senary
20422330455
8
Octal
751427203
10
Decimal
128331395
12
Duodecimal
36b89a2b
16
Hexadecimal
7a62e83
20
Vigesimal
202189f
36
Base36
24el4z
md5
85dfa0d2af7d7d430f845556663e37b4
sha1
1cdfa16ba120a109140a970a290832c316fca9f0
sha256
814b618a5defe578ab394e36f737bf7d791ee60f67c6797e3376deab08840a1a
sha512
c4f1d1b305102eb576cc094beb802171c1a62ddaaca158f84680ffd508f9e31674d0c6e73e86a2253b2b3021d8b4d416547c0bff2c913c551af0e98d0dee95d9
ripemd-160
48ddd1b00998959de311610995ca6f8f2ef434b6
Diameter
256662790
Circumference
806329935.51386
Area
5.1738722727377E+16
Volume
8.8529366174966E+24
Surface area
2.0695489090951E+17
Circumference
806329935.51386
Perimeter
513325580
Area
16468946942646025
Diagonal
181487999.28726
Surface area
98813681655876150
Volume
2.1134829353307E+24
Space diagonal
222276496.34619
Perimeter
384994185
Area
7.1312632129548E+15
Altitude
111138248.1731
Surface area
7.1312632129548E+15
Volume
2.490763525824E+23
Height
60495999.76242