128385103 is an odd 9-digits composite number following 128385102
and preceding 128385104 . In scientific notation, it is written as 1.28385103 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 95689440 positive integers (up to 128385103) that are relatively prime to 128385103.
128385103 has 16 divisors, whose sum is 167026176
The reverse of 128385103 is 301583821
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-eight million three hundred eighty-five thousand one hundred three
Scientific notation
1.28385103 × 10^8
Engineering notation
1.28385103 × 10^6
Prime Factorization
11 × 7 × 23 × 72493
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128385103
Product of the distinct prime numbers
The prime factorization of 128385103 is 11 × 7 × 23 × 72493.
Since it has a total of 4 prime factors.
1 , 8 , 73 , 23 , 822 , 869 , 2638 , 9734 , 94658 , 73339 , 928002 , 673901 , 8327590 , 9828177 , 22991220 , 59569446 , 541329714 , 522950206 , 9971024689 , 8848155872
n×2
256770206
n×3
385155309
n×4
513540412
n×5
641925515
n÷2
64192551.5
n÷3
42795034.333333
n÷3
32096275.75
n÷5
25677020.6
n2
16482734672320609
n3
2.1161375886276E+24
n4
2.7168054227812E+32
n5
3.4879734403472E+40
2 √n
11330.715025981
3 √n
504.47332995244
4 √n
106.44583141665
5 √n
41.850719303581
1 , 7 , 11 , 23 , 77 , 161 , 253 , 1771 , 72493 , 507451 , 797423 , 1667339 , 5581961 , 11671373 , 18340729 , 128385103
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
-128385102
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 128385103 can be divided by 16 positive divisors.
The sum of these divisors (counting 128385103) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001110000000001001111
3
Ternary
22221120122020211
4
Quaternary
13221300001033
5
Quinary
230331310403
6
Senary
20423423251
8
Octal
751600117
10
Decimal
128385103
12
Duodecimal
36bb4b27
16
Hexadecimal
7a7004f
20
Vigesimal
20282f3
36
Base36
24fqkv
md5
0d0c20694874db618d624ffbd272a088
sha1
dc13e22f6474197387a409e32cb130f9b9d5420c
sha256
f9fba6e560821f89c763a7b519411d3f69f238a0e07a0ff14c33cf17b29e6a06
sha512
f976348dc032fbf2e8e820097296e1be6fdbf5905d0145a12bb3d1aa28f4f33004f7660ae2990afde87357857f7e131b043a44b99430dc5be95bc3163198c04e
ripemd-160
ec267f04f283dd35272d55f190a2f02aad87ad8c
Diameter
256770206
Circumference
806667392.83034
Area
5.1782038157632E+16
Volume
8.8640564032234E+24
Surface area
2.0712815263053E+17
Circumference
806667392.83034
Perimeter
513540412
Area
16482734672320609
Diagonal
181563953.86927
Surface area
98896408033923654
Volume
2.1161375886276E+24
Space diagonal
222369521.33096
Perimeter
385155309
Area
7.1372334750341E+15
Altitude
111184760.66548
Surface area
7.1372334750341E+15
Volume
2.4938920647372E+23
Height
60521317.956422