128839616 is an even 9-digits composite number following 128839615
and preceding 128839617 . In scientific notation, it is written as 1.28839616 × 10^8.
The sum of its digits is 44. It has a total of 7 prime factors and 14 positive divisors.
There are 64419776 positive integers (up to 128839616) that are relatively prime to 128839616.
128839616 has 14 divisors, whose sum is 255666240
The reverse of 128839616 is 616938821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-eight million eight hundred thirty-nine thousand six hundred sixteen
Scientific notation
1.28839616 × 10^8
Engineering notation
1.28839616 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2013119
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4026238
Product of the distinct prime numbers
The prime factorization of 128839616 is 2 × 2 × 2 × 2 × 2 × 2 × 2013119.
Since it has a total of 7 prime factors.
3 , 3 , 11 , 64 , 93 , 561 , 6260 , 6925 , 85135 , 46267 , 872046 , 885429 , 7176545 , 3321898 , 59685002 , 63824413 , 979826409 , 84286529 , 1854941490 , 3208443690
n×2
257679232
n×3
386518848
n×4
515358464
n×5
644198080
n÷2
64419808
n÷3
42946538.666667
n÷3
32209904
n÷5
25767923.2
n2
16599646651027456
n3
2.1386921002541E+24
n4
2.7554826893897E+32
n5
3.5501533159561E+40
2 √n
11350.753983767
3 √n
505.06794628682
4 √n
106.5399173257
5 √n
41.880309678368
1 , 2 , 4 , 8 , 16 , 32 , 64 , 2013119 , 4026238 , 8052476 , 16104952 , 32209904 , 64419808 , 128839616
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
-128839615
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 128839616 can be divided by 14 positive divisors.
The sum of these divisors (counting 128839616) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
111101011011110111111000000
3
Ternary
22222102201201122
4
Quaternary
13223132333000
5
Quinary
230440331431
6
Senary
20441251412
8
Octal
753367700
10
Decimal
128839616
12
Duodecimal
37193b68
16
Hexadecimal
7adefc0
20
Vigesimal
2054j0g
36
Base36
24pha8
md5
071badf13aba3cf10b7babd9cc0c5fc9
sha1
26522576a9c1ec7bbb82673444565e3c421720fa
sha256
efef0e52b7fecb97709bbb72a83277ca591a889bf3da720a6d2ee51a609b24ae
sha512
98fdc7e2d2e0974c79e769038797773e61f8eb6c8e16111eded4394fa851675d2de869d14027561ee10afed0cb0fdcba23c2958005ce2acd2297ef6ed0cd686f
ripemd-160
85cb6c99f188e100467d3a61dc59fe7f3a33f830
Diameter
257679232
Circumference
809523182.23386
Area
5.2149327971054E+16
Volume
8.9585325205983E+24
Surface area
2.0859731188422E+17
Circumference
809523182.23386
Perimeter
515358464
Area
16599646651027456
Diagonal
182206732.31814
Surface area
99597879906164736
Volume
2.1386921002541E+24
Space diagonal
223156760.93966
Perimeter
386518848
Area
7.1878578468175E+15
Altitude
111578380.46983
Surface area
7.1878578468175E+15
Volume
2.5204728115996E+23
Height
60735577.439381