12128520 is an even 8-digits composite number following 12128519
and preceding 12128521 . In scientific notation, it is written as 1.2128520 × 10^7.
The sum of its digits is 21. It has a total of 6 prime factors and 32 positive divisors.
There are 3171584 positive integers (up to 12128520) that are relatively prime to 12128520.
12128520 has 32 divisors, whose sum is 24727680
The reverse of 12128520 is 02582121
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million one hundred twenty-eight thousand five hundred twenty
Scientific notation
1.2128520 × 10^7
Engineering notation
1.2128520 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 53 × 1907
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3032130
Product of the distinct prime numbers
The prime factorization of 12128520 is 2 × 2 × 2 × 15 × 53 × 1907.
Since it has a total of 6 prime factors.
1 , 5 , 63 , 52 , 729 , 574 , 2794 , 9716 , 66962 , 67972 , 615822 , 422919 , 521181 , 8116933 , 60748791 , 84077152 , 141332360 , 369782678 , 4167121602 , 2470176645
n×2
24257040
n×3
36385560
n×4
48514080
n×5
60642600
n÷2
6064260
n÷3
4042840
n÷3
3032130
n÷5
2425704
n2
147100997390400
n3
1.7841173888694E+21
n4
2.163870343325E+28
n5
2.6244544736425E+35
2 √n
3482.6024751614
3 √n
229.75727386438
4 √n
59.013578735418
5 √n
26.107276077334
1 , 2 , 4 , 8 , 15 , 30 , 53 , 60 , 106 , 120 , 212 , 424 , 795 , 1590 , 1907 , 3180 , 3814 , 6360 , 7628 , 15256 , 28605 , 57210 , 101071 , 114420 , 202142 , 228840 , 404284 , 808568 , 1516065 , 3032130 , 6064260 , 12128520
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12128519
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12128520 can be divided by 32 positive divisors.
The sum of these divisors (counting 12128520) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101110010001000100001000
3
Ternary
211211012012110
4
Quaternary
232101010020
5
Quinary
11101103040
6
Senary
1111542320
8
Octal
56210410
10
Decimal
12128520
12
Duodecimal
408a9a0
16
Hexadecimal
b91108
20
Vigesimal
3fg160
36
Base36
77yfc
md5
7eca8eedcd9f430190f3b59f0285747d
sha1
bf19baf88d955d11a29551e2cdf7d6994aee0302
sha256
22e940aa7697460f5289ae7a3ea00b89f9322877d2d53c7ccd994833678f212a
sha512
144ba306a2c1e6e5b91c316200feb572ab6da7659b2f0bf2edf21d5c59802b846364388453c6694f9e25e1f9733903f78434ff91ca820bbe27d831351047284b
ripemd-160
15d90de2ce12fd8b7d84a0e9759493c6053d0440
Diameter
24257040
Circumference
76205738.661834
Area
4.6213141273741E+14
Volume
7.4732934426853E+21
Surface area
1.8485256509496E+15
Circumference
76205738.661834
Perimeter
48514080
Area
147100997390400
Diagonal
17152317.475513
Surface area
882605984342400
Volume
1.7841173888694E+21
Space diagonal
21007212.860615
Perimeter
36385560
Area
63696600331057
Altitude
10503606.430308
Surface area
63696600331057
Volume
2.1026025068373E+20
Height
5717439.1585044